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IMO B4C1N25A MCB – 1P+N – C Curve – 25A – 4.5kA
IMO B4C1N25A 1 Pole + Neutral 25A C curve miniature circuit breaker with 4.5 kA breaking capacity for electrical circuit protection.
£9.26
Why Choose the IMO B4C1N25A Miniature Circuit Breaker?
The IMO B4C1N25A is a dependable 1 Pole + Neutral miniature circuit breaker (MCB) designed to provide effective protection against overloads and short circuits in residential, commercial and light industrial electrical installations. Manufactured by IMO Precision Controls, this compact protective device combines reliable performance with simple DIN rail installation for modern distribution boards and consumer units.
Featuring a C curve tripping characteristic, the B4C1N25A is ideal for circuits supplying equipment with moderate inrush currents such as small motors, lighting, HVAC equipment and general power circuits. Its integrated neutral pole offers convenient switching while maintaining a compact modular footprint.
With a 25 A rated current, 230/415 V AC operating voltage and a 4.5 kA short circuit breaking capacity, the IMO B4C1N25A delivers dependable circuit protection for a wide range of electrical applications.
Key Advantages
- 25 A rated current for dependable circuit protection.
- 1 Pole + Neutral configuration in a compact modular design.
- C curve tripping characteristic for moderate inrush current applications.
- 4.5 kA breaking capacity for effective fault protection.
- DIN rail mounting for quick installation.
- Suitable for commercial, residential and OEM installations.
Key Features
- IMO B4 Series Miniature Circuit Breaker.
- 25 A rated current.
- 1 Pole + Neutral.
- C curve trip characteristic.
- 230/415 V AC rated voltage.
- 4.5 kA short circuit breaking capacity.
- DIN rail mounting.
- Finger-safe IP20 terminals.
Reliable Circuit Protection for Everyday Installations
The IMO B4C1N25A automatically disconnects electrical circuits during overload or short circuit conditions, helping protect electrical equipment, cabling and connected devices. Its fast operating mechanism improves installation safety and reduces the risk of equipment damage.
Designed for reliability and ease of installation, this miniature circuit breaker is suitable for distribution boards, consumer units, machinery and control panels where dependable circuit protection is required.
Typical Applications
- Commercial distribution boards.
- Residential consumer units.
- Lighting circuits.
- General power circuits.
- HVAC equipment.
- OEM machinery and control panels.
Technical Specifications
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| Current | 25 A | |
|---|---|---|
| Phase | Single Phase | |
| Poles | 1-pole + N | |
| Device Type | MCB | |
| Trip Curve | C curve | |
| Breaking Capacity | 4.5 kA | |
| Manufacturer | IMO Precision Controls | |
| Series | B4 Miniature Circuit Breakers | |
| Model | B4C1N25A | |
| Product type | Miniature Circuit Breaker (MCB) | |
| Rated current | 25 A | |
| Number of poles | 1 Pole + Neutral | |
| Tripping curve | C Curve | |
| Breaking capacity | 4.5 kA | |
| Rated voltage | 230/415 V AC | |
| Frequency | 50 / 60 Hz | |
| Mounting type | DIN rail | |
| Protection rating | IP20 terminals | |
| Operating temperature | -30°C to +60°C | |
| Standards | IEC 60898-1 | |
| HS Code | 8536201090 | |
| Country of Manufacture | China |
Frequently Asked Questions
What is the IMO B4C1N25A used for?
The B4C1N25A protects electrical circuits against overloads and short circuits in residential, commercial and industrial installations.
What is the rated current?
This miniature circuit breaker has a 25 A rated current.
What does the C curve characteristic mean?
The C curve is suitable for circuits with moderate inrush currents, making it ideal for motors, HVAC equipment and general electrical loads.
What is the breaking capacity?
The IMO B4C1N25A provides a 4.5 kA short circuit breaking capacity.
How is the breaker installed?
The breaker is designed for simple installation onto a standard DIN rail inside electrical distribution boards and control panels.
Trusted by Electrical Professionals Worldwide
IMO miniature circuit breakers are trusted by electricians, panel builders and OEM manufacturers for dependable circuit protection, straightforward installation and reliable long-term performance.
