Know before you buy
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Electrician / qualified installer required
DIN-rail DC breaker for solar/battery circuits. Isolate DC sources before install; observe polarity practice for DC boards.
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125A · 250V DC · 1P
Rated 125A at 250V DC. It is a DC breaker — not a substitute for an AC MCB.
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C-curve · 6kA · ≤0.03 s
C trip curve, 6kA breaking capacity and trip time of 0.03 s or less.
Features that make it useful
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Overload & short-circuit disconnect
Opens on overload or short circuit, with an ultra-fast trip time of 0.03 s or less.
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PV / battery / ESS oriented
Made for solar arrays, lithium battery banks and off-grid storage.
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DIN-rail drop-in
Standard DIN-rail mount for distribution boards.
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−25°C to +50°C operation
Wide temperature window for Indian climates.
How to use
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Check DC voltage, current and polarity
Match 125A / 250V DC rating and cable to array/battery design with an electrician.
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Isolate sources; mount on DIN-rail
De-energise PV/battery, land conductors per DC board practice, torque to device guidance.
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Function-check under supervised load
Check operation before leaving the board live. A slight rattle when the breaker is shaken is normal (arc chamber).
125A DC MCB 250V 1P C-Curve
amiciSmart · 125A · 250V DC · 1P · C-curve · 6kA · ≤0.03s · DIN-rail
1-pole DC breaker for PV, battery and off-grid DC: 125A, 250V DC, C-curve, 6kA, trip time ≤0.03 s, DIN-rail, −25°C to +50°C, 10,000+ mechanical / 2,000+ electrical cycles. Install by a qualified electrician.
Orders are processed before 2 PM on dispatch days.
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Manuals & videos
Specifications
| SKU | 1xDC-MCB-125A-1P |
|---|---|
| Brand | amiciSmart |
| Device class | DC miniature circuit breaker (MCB) |
| Poles | 1P |
| Rated current | 125A |
| Rated voltage | 250V DC |
| Trip curve | C-curve |
| Breaking capacity | 6kA |
| Trip time | ≤0.03 seconds |
| Mechanical / electrical cycles | 10,000+ mechanical · 2,000+ electrical |
| Operating temperature | −25°C to +50°C |
| Mounting | DIN-rail |
| Certifications | Not specified |
| Warranty | 1 year; support 980-970-9898 / care@amicikart.com |
Frequently asked questions
Can I use this on AC mains?
Does a rattle mean it is broken?
Full Product Description
125A DC MCB 250V 1P C-Curve
1-pole DC miniature circuit breaker for PV, battery and off-grid DC: 125A, 250V DC, C-curve, 6kA breaking capacity, trip time ≤0.03 s, DIN-rail mount, operating −25°C to +50°C, 10,000+ mechanical / 2,000+ electrical cycles. Install by a qualified electrician.
- Overload & short-circuit disconnect: Opens on overload or short circuit, trip time ≤0.03 s.
- For PV / battery / ESS: Made for solar arrays, lithium banks and off-grid storage.
- DIN-rail drop-in: Standard DIN-rail mount for distribution boards.
- −25°C to +50°C operation: Wide temperature window for Indian climates.
