{"product_id":"dc-4-pole-mcb-1000v-solar-pv-breaker","title":"DC 4 Pole MCB 1000V | Solar PV Breaker","description":"\u003cp\u003eDC MCB 4 pole 1000V price in Pakistan matters when a solar installer needs a breaker that actually matches DC string voltage instead of a normal AC breaker forced into a PV job. This CNC Electric listing is sold locally from Rs.3,300 with selectable 16A, 20A, 32A and 63A options on a 4-pole DC breaker page. For rooftop solar, combiner boxes, battery-linked DC distribution and selected industrial DC circuits, it gives one practical benefit: you get DC-side overload, short-circuit and isolation protection in a format made for photovoltaic work instead of improvised panel wiring.\u003c\/p\u003e\n\u003cp\u003eThis is not the right breaker for every job. If the system current is much higher, you move up to a\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-mccb-breaker\"\u003eDC MCCB breaker\u003c\/a\u003e. If the risk is lightning or switching surge damage, you still need a proper\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC SPD\u003c\/a\u003e. If the installer is trying to use a normal AC breaker on a solar string, that is the wrong comparison from the start. This page is for the buyer who needs a real\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-breaker\"\u003eDC breaker\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor a 1000V-class solar or DC distribution setup and wants a 4-pole format with practical ampere choices.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e4-pole DC MCB format for DC circuits up to 1000V on the local sales page.\u003c\/li\u003e\n\u003cli\u003eSelectable local current options: 16A, 20A, 32A and 63A.\u003c\/li\u003e\n\u003cli\u003eLocal page states overload, short-circuit and isolation protection for photovoltaic, industrial, civil and communication systems.\u003c\/li\u003e\n\u003cli\u003e6kA breaking-capacity class is published on the local product page.\u003c\/li\u003e\n\u003cli\u003eStandard DIN-rail mounting helps in\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/solar-bundles\"\u003esolar protection panels\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eand DC combiner layouts.\u003c\/li\u003e\n\u003cli\u003eOfficial family reference supports auxiliary contact, alarm contact and shunt-release compatibility in the wider breaker family.\u003c\/li\u003e\n\u003cli\u003eA better fit for solar strings and DC feeders than forcing a normal\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/ac-breaker\"\u003eAC breaker\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003einto a DC job.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal sale product\u003c\/td\u003e\n\u003ctd\u003eDC 4 Pole MCB 1000V, 16A \/ 20A \/ 32A \/ 63A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal displayed price\u003c\/td\u003e\n\u003ctd\u003eRs.3,300 on the currently displayed local selector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of poles\u003c\/td\u003e\n\u003ctd\u003e4 Pole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated working voltage\u003c\/td\u003e\n\u003ctd\u003e1000V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated insulation voltage\u003c\/td\u003e\n\u003ctd\u003e1200V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated impulse voltage\u003c\/td\u003e\n\u003ctd\u003e4kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltimate breaking capacity\u003c\/td\u003e\n\u003ctd\u003e6kA class on the local page\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating breaking capacity\u003c\/td\u003e\n\u003ctd\u003eIcs = 100% of Icu on local page\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripping type \/ curve\u003c\/td\u003e\n\u003ctd\u003eThermomagnetic, B \/ C \/ K family options shown on local page\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical life\u003c\/td\u003e\n\u003ctd\u003e20,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical life\u003c\/td\u003e\n\u003ctd\u003ePV: 1500 \/ PVn: 300 on local page\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking temperature\u003c\/td\u003e\n\u003ctd\u003e-35°C to +70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection degree\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation method\u003c\/td\u003e\n\u003ctd\u003eDIN35 standard rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring capacity\u003c\/td\u003e\n\u003ctd\u003e2.5-25mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal torque\u003c\/td\u003e\n\u003ctd\u003e3.5 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eIEC\/EN 60947-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThis description uses only data published on the live product page. Exact selector-by-selector prices for all ampere options, full dimensional drawing, accessory part numbers and local wiring diagram details are not currently listed in a clean local sales format and have not been guessed.\u003c\/p\u003e\n\u003ch2\u003eProduct Range and Price Guide\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eAmp option\u003c\/th\u003e\n\u003cth\u003ePoles\u003c\/th\u003e\n\u003cth\u003eVoltage\u003c\/th\u003e\n\u003cth\u003eBest fit\u003c\/th\u003e\n\u003cth\u003ePrice note\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16A\u003c\/td\u003e\n\u003ctd\u003e4 Pole\u003c\/td\u003e\n\u003ctd\u003e1000V DC\u003c\/td\u003e\n\u003ctd\u003eLighter PV string current and smaller DC feeders\u003c\/td\u003e\n\u003ctd\u003eConfirm on live selector; page currently displays Rs.3,300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20A\u003c\/td\u003e\n\u003ctd\u003e4 Pole\u003c\/td\u003e\n\u003ctd\u003e1000V DC\u003c\/td\u003e\n\u003ctd\u003eCommon solar string and combiner current band\u003c\/td\u003e\n\u003ctd\u003eConfirm on live selector; page currently displays Rs.3,300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e32A\u003c\/td\u003e\n\u003ctd\u003e4 Pole\u003c\/td\u003e\n\u003ctd\u003e1000V DC\u003c\/td\u003e\n\u003ctd\u003eHeavier DC feeder duty and selected combiner circuits\u003c\/td\u003e\n\u003ctd\u003eConfirm on live selector; page currently displays Rs.3,300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e63A\u003c\/td\u003e\n\u003ctd\u003e4 Pole\u003c\/td\u003e\n\u003ctd\u003e1000V DC\u003c\/td\u003e\n\u003ctd\u003eUpper end of the listed family for larger DC branch circuits\u003c\/td\u003e\n\u003ctd\u003eConfirm on live selector; page currently displays Rs.3,300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications — Where to Use This DC MCB\u003c\/h2\u003e\n\u003cp\u003eThis breaker belongs on the DC side of the system. In Lahore rooftop solar work, installers commonly need a proper breaker between the string and the combiner or between the DC source and a protected enclosure. In Karachi, where heat, salt air and switchgear misuse already create enough problems, using the right\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-breaker\"\u003eDC breaker\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eis far better than forcing an AC breaker into a PV job. In Faisalabad factory-roof solar and process-power applications, a 4-pole 1000V DC breaker can fit combiner-style layouts, string grouping, battery-linked feeders and selected DC distribution points where dependable isolation matters.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003cth\u003eRecommended use\u003c\/th\u003e\n\u003cth\u003eWhy this breaker fits\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar string isolation\u003c\/td\u003e\n\u003ctd\u003eUse on a properly designed PV DC side\u003c\/td\u003e\n\u003ctd\u003e1000V DC class and 4-pole format suit PV distribution logic better than AC protection gear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCombiner box protection\u003c\/td\u003e\n\u003ctd\u003eUse alongside\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC SPD\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eand fuse\/isolator strategy where needed\u003c\/td\u003e\n\u003ctd\u003eProvides DC-side overload and short-circuit protection in a DIN-rail format\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery-linked DC feeder\u003c\/td\u003e\n\u003ctd\u003eUse only where voltage and current match the design envelope\u003c\/td\u003e\n\u003ctd\u003eBetter matched to DC duty than a normal AC MCB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelecom or communication DC panel\u003c\/td\u003e\n\u003ctd\u003eUse where the DC distribution design calls for miniature breaker protection\u003c\/td\u003e\n\u003ctd\u003eThe local page itself lists communication systems as a target use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndustrial DC auxiliary circuits\u003c\/td\u003e\n\u003ctd\u003eUse in properly engineered DC distribution sections\u003c\/td\u003e\n\u003ctd\u003eThe local product page lists industrial and civil DC systems among the intended applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHow to Choose the Right Amp Rating\u003c\/h2\u003e\n\u003cp\u003eDo not choose the breaker only by the biggest amp number. Match it to the conductor, the expected DC current, the combiner design and the fault-clearing logic of the system. A bigger ampere rating is not automatically safer. It can reduce protection if the wiring and source current do not justify it. If the design has high fault energy or current levels above miniature-breaker territory, move up to a proper\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-mccb-breaker\"\u003eDC MCCB\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003einstead of stretching a small breaker beyond its role.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSystem condition\u003c\/th\u003e\n\u003cth\u003eLikely choice\u003c\/th\u003e\n\u003cth\u003eWhy\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSmall PV string current and lighter conductor size\u003c\/td\u003e\n\u003ctd\u003e16A or 20A\u003c\/td\u003e\n\u003ctd\u003eCloser to common string-level protection ranges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeavier combiner or DC branch current\u003c\/td\u003e\n\u003ctd\u003e32A\u003c\/td\u003e\n\u003ctd\u003eCommon step when current rises above lighter string-protection bands\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpper-end miniature DC feeder need\u003c\/td\u003e\n\u003ctd\u003e63A\u003c\/td\u003e\n\u003ctd\u003eHighest listed current on the local page\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-current DC distribution beyond miniature-breaker comfort\u003c\/td\u003e\n\u003ctd\u003eUse DC MCCB instead\u003c\/td\u003e\n\u003ctd\u003eMiniature DC breakers are not the answer for every larger DC panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eDC MCB vs Alternatives — Why CNC?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePoint\u003c\/th\u003e\n\u003cth\u003eCNC DC MCB 4 Pole 1000V\u003c\/th\u003e\n\u003cth\u003eGeneric AC breaker used on DC\u003c\/th\u003e\n\u003cth\u003eDC MCCB\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain purpose\u003c\/td\u003e\n\u003ctd\u003eMiniature DC-side protection and isolation for PV and DC systems\u003c\/td\u003e\n\u003ctd\u003eUsually the wrong device class for true DC duty\u003c\/td\u003e\n\u003ctd\u003eLarger DC distribution and higher-current jobs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage match\u003c\/td\u003e\n\u003ctd\u003e1000V DC on local page\u003c\/td\u003e\n\u003ctd\u003eOften unsuitable or unsafe as a DC substitute\u003c\/td\u003e\n\u003ctd\u003eBetter for heavier DC voltage\/current design envelopes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePanel footprint\u003c\/td\u003e\n\u003ctd\u003eCompact DIN-rail format\u003c\/td\u003e\n\u003ctd\u003eMay look compact but the duty mismatch is the real issue\u003c\/td\u003e\n\u003ctd\u003eLarger physical footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWhen to choose it\u003c\/td\u003e\n\u003ctd\u003eWhen you need a real 1000V-class DC breaker in miniature format\u003c\/td\u003e\n\u003ctd\u003eDo not choose this route for proper PV design\u003c\/td\u003e\n\u003ctd\u003eWhen miniature-breaker size or current range is no longer enough\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat This Product Does NOT Protect Against\u003c\/h2\u003e\n\u003cp\u003eThis product does not replace a\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC SPD\u003c\/a\u003e, a correctly sized\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/fuses\"\u003esolar fuse\u003c\/a\u003e, or a proper\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-isolator\"\u003eDC isolator\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003ewhere the system design requires them. It does not fix poor combiner-box layout, wrong cable sizing, loose lugs, water ingress, or a bad inverter-side design. It is also not the right answer for every high-current DC panel. Some jobs belong to a DC MCCB, not to a miniature breaker.\u003c\/p\u003e\n\u003cp\u003eFor a full solar or DC protection setup, pair the breaker with the right\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC SPD\u003c\/a\u003e, a suitable\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/solar-bundles\"\u003esolar protection bundle\u003c\/a\u003e, the correct\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/db-boxes\"\u003eDB box\u003c\/a\u003e, and if the system includes voltage-sensitive AC loads, add a proper\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/voltage-protectors\"\u003evoltage protector\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eon the AC side as well.\u003c\/p\u003e\n\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eMount the breaker on a proper DIN rail inside a suitably rated DC enclosure or combiner box.\u003c\/li\u003e\n\u003cli\u003eConfirm the DC voltage class, current class, cable size and protection coordination before landing any wires.\u003c\/li\u003e\n\u003cli\u003eUse correct conductor size within the published wiring range and tighten terminals correctly to avoid hot joints.\u003c\/li\u003e\n\u003cli\u003eCoordinate the breaker with upstream and downstream DC protection such as fuses, isolators and\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC surge protection\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eBefore energizing, verify polarity logic, enclosure sealing, and the full DC path from array to combiner or distribution section.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv\u003e\n\u003cp\u003eAdd Fire Protection to Your Panel\u003c\/p\u003e\n\u003cp\u003eProtect your panel with a\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/products\/cnc-aerosol-fire-extinguisher-din-rail-for-switchgear-distribution-box\"\u003eDIN Rail Aerosol Fire Extinguisher\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003e— only Rs.2,500. Auto activation. 10-year shelf life.\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/blogs\/guides\/fire-extinguisher-electrical-panels-guide-pakistan\"\u003eFire safety guide →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp\u003eComplete Your Electrical Setup\u003c\/p\u003e\n\u003cp\u003e⚡\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC SPD\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e🔌\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-isolator\"\u003eDC Isolators\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e📦\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/solar-bundles\"\u003eSolar DB Bundles\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e🧰\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/fuses\"\u003eSolar Fuses\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e📖\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/blogs\/news\/dc-breaker-complete-guide-to-dc-circuit-breakers-for-solar-battery-low-voltage-systems\"\u003eGuide: DC Breaker Complete Guide\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e⚡\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-fuse\"\u003eDC Fuses\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-breaker\"\u003eDC breakers\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor other solar and battery-side protection options.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-mccb-breaker\"\u003eDC MCCB breakers\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003ewhen current level or panel duty is beyond miniature-breaker range.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC SPDs\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor lightning and switching surge protection on PV strings and DC feeders.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-isolator\"\u003eDC isolators\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003ewhen manual isolation is required by the design.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/solar-bundles\"\u003eSolar bundles\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor a more complete pre-matched protection package.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/db-boxes\"\u003eDB boxes\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eto house the DC protection assembly correctly.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/spd\"\u003eSPD\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eon the AC side when inverter-fed loads also need surge protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/fire-extinguisher\"\u003eFire extinguisher products\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eas the final panel-safety add-on.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/blogs\/guides\/solar-db-box-guide-everything-pakistan-installers-need-to-know\"\u003eSolar DB Box Guide\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor installer-side planning.\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.cncelectric.pk\/blogs\/guides\/types-of-circuit-breakers\"\u003eTypes of Circuit Breakers Guide\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor broader breaker selection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e1. What is a DC 4 pole MCB used for in Pakistan?\u003c\/h3\u003e\n\u003cp\u003eIt is used for DC-side overload, short-circuit and isolation protection in solar photovoltaic systems, battery-linked DC circuits and selected communication or industrial DC panels.\u003c\/p\u003e\n\u003ch3\u003e2. What is the price of this DC 4 pole 1000V breaker in Pakistan?\u003c\/h3\u003e\n\u003cp\u003eThe current local product page displays Rs.3,300. Because the page has selectable 16A, 20A, 32A and 63A options, confirm the live selector before checkout if you need exact variant pricing.\u003c\/p\u003e\n\u003ch3\u003e3. Is this a DC MCB or a DC MCCB?\u003c\/h3\u003e\n\u003cp\u003eThis product is a DC MCB. It is for miniature-breaker duty. If the system current and fault-duty are higher, move to a\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-mccb-breaker\"\u003eDC MCCB\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003e4. Can I use a normal AC breaker instead of this DC breaker?\u003c\/h3\u003e\n\u003cp\u003eThat is not the right approach for a real PV DC system. DC duty and arc behavior are different. Use a proper DC breaker designed for the voltage and current involved.\u003c\/p\u003e\n\u003ch3\u003e5. What ampere options are available on the local page?\u003c\/h3\u003e\n\u003cp\u003eThe local page currently shows 16A, 20A, 32A and 63A selector options on the 4-pole 1000V DC breaker listing.\u003c\/p\u003e\n\u003ch3\u003e6. Does this breaker protect against solar surges or lightning?\u003c\/h3\u003e\n\u003cp\u003eNo. Breakers and SPDs do different jobs. Use a\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC SPD\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003efor surge protection.\u003c\/p\u003e\n\u003ch3\u003e7. Is this suitable for combiner boxes?\u003c\/h3\u003e\n\u003cp\u003eYes, it can suit combiner-box and DC distribution work where the voltage and current match the design and the rest of the protection scheme is correct.\u003c\/p\u003e\n\u003ch3\u003e8. Where can I buy this DC MCB in Pakistan?\u003c\/h3\u003e\n\u003cp\u003eYou can buy it from CNC Electric Pakistan through the live product page and get help on the correct breaker, fuse, isolator and SPD combination before ordering.\u003c\/p\u003e\n\u003cp\u003eThis 4-pole 1000V DC MCB is the right buy when you need a real photovoltaic DC breaker in miniature format instead of a forced AC workaround. It suits solar strings, combiner-box protection, battery-linked DC feeders and selected communication or industrial DC circuits when the design stays inside its published class. For stock status, selector confirmation and help choosing the correct\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-spd\"\u003eDC SPD\u003c\/a\u003e,\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-isolator\"\u003eisolator\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.cncelectric.pk\/collections\/dc-mccb-breaker\"\u003eDC MCCB\u003c\/a\u003e, contact CNC Electric Pakistan on WhatsApp\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/wa.me\/923261111376\"\u003e0326-1111376\u003c\/a\u003e. Orders above Rs.10,000 qualify for free delivery.\u003c\/p\u003e","brand":"Solarleaf.pk","offers":[{"title":"20A","offer_id":53465470435693,"sku":null,"price":3400.0,"currency_code":"PKR","in_stock":true},{"title":"32A","offer_id":53465470468461,"sku":null,"price":3400.0,"currency_code":"PKR","in_stock":true},{"title":"40A","offer_id":53465470501229,"sku":null,"price":3400.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/8280\/1261\/files\/Screenshot2026-06-18230353.png?v=1781805994","url":"https:\/\/solarleaf.pk\/products\/dc-4-pole-mcb-1000v-solar-pv-breaker","provider":"Solarleaf.pk","version":"1.0","type":"link"}