This page lists the 100A MCB price in Pakistan for the CNC Electric YCB9-125 single pole heavy-load breaker. The CNC YCB9-125 is a 100A single pole MCB that bridges the gap between household MCBs and bulkier MCCBs. It keeps the compact 36mm DIN-rail format and offers a 10kA breaking capacity, higher than the usual 6kA.
Key Features
- 100A rating at 230V AC, 50Hz
- 10kA breaking capacity
- C-curve tripping, IEC 60898-1
- 2-module (36mm) width on 35mm DIN rail
- Terminals up to 50mm²; 25mm² copper is specified for 100A continuous
- 20,000 mechanical and 10,000 electrical operations
Technical Specifications
| Product Type | MCB — Heavy-Ampere Single Pole Miniature Circuit Breaker |
|---|---|
| Model | YCB9-125 |
| Poles | 1P (Single Pole — disconnects live wire only) |
| Rated Current | 100A |
| Rated Voltage | 230V AC, 50Hz |
| Breaking Capacity | 10kA at 230V AC (higher than standard 6kA MCBs) |
| Trip Curve | C-curve (trips at 5-10× rated current) |
| Standard | IEC 60898-1 |
| Mounting | 35mm DIN rail |
| Module Width | 2 modules (36mm) |
| Terminal Capacity | Up to 50mm² cable |
| Required Cable Size | 25mm² copper for 100A continuous |
| Mechanical Life | 20,000 operations |
| Electrical Life | 10,000 operations |
Where to Use
- Heavy single-phase feeders
- Main breakers where space is limited
- Distribution boards needing higher fault-level rating
How to Choose
A 100A single pole breaker is a step above standard 63A MCBs, so use it where a heavy single-phase feeder really needs it. The 10kA breaking capacity is higher than common 6kA MCBs. Plan the cable carefully: 25mm² copper is specified for 100A continuous operation, and the terminals take up to 50mm².
100A MCB Price in Pakistan
The price shown here is the current price in Pakistani rupees. Check the stock status on this page before adding it to your cart.
Frequently Asked Questions
Does it switch the neutral?
No. It is a single pole breaker that disconnects the live wire only.
What cable should I use?
The specification lists 25mm² copper for 100A continuous load.
What if I need more than 100A?
Look at the MCCB range.















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