IMO B10D1025A MCB - 1P - D Curve - 25A - 10kA

IMO B10D1025A MCB – 1P – D Curve – 25A – 10kA

IMO B10D1025A 25A single pole miniature circuit breaker with D curve tripping characteristic and 10kA breaking capacity for industrial and commercial electrical protection.

SKU: B10D1025AMPN: B10D1025A
Price
List Price £11.37 ex VAT
Your Price (ex VAT) Save 38%
£7.09 38% OFF
You save £4.28 per unit
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

SUBTOTAL (EX VAT) £7.09
Trade pricing is personalised to your account

Manufacturer Lead Time

£7.09

Why Choose the IMO B10D1025A Miniature Circuit Breaker?

The IMO B10D1025A is a high-performance single pole miniature circuit breaker (MCB) designed to protect electrical circuits against overloads and short circuits in industrial, commercial and OEM applications. As part of the robust IMO B10 MCB series, it combines a compact DIN rail mounted design with a high 10kA breaking capacity for dependable low-voltage circuit protection.

Featuring a D curve tripping characteristic, this MCB is ideal for circuits with high inrush currents, including motors, transformers, compressors and other inductive loads. Its durable construction, finger-safe terminals and clear contact position indication help ensure reliable operation and simplified maintenance.

With a 25A rated current and operation on 230/415V AC systems, the B10D1025A delivers reliable protection for demanding electrical installations where equipment requires higher starting currents without nuisance tripping.

Key Advantages

  • Reliable single pole miniature circuit breaker for industrial circuit protection.
  • 25A rated current for demanding electrical applications.
  • D curve designed for high inrush current loads.
  • 10kA short circuit breaking capacity.
  • Compact 35mm DIN rail mounting design.
  • Suitable for machinery, motors, transformers and industrial distribution systems.

Key Features

  • IMO B10 miniature circuit breaker series.
  • 25A rated current.
  • D curve tripping characteristic.
  • 10kA breaking capacity.
  • 230/415V AC rated voltage.
  • Single pole configuration.
  • 35mm DIN rail mounting.
  • Suitable for pin and fork busbar systems.
  • Finger-safe IP20 terminals.
  • Contact position indication window.

Reliable Protection for High Inrush Loads

The IMO B10D1025A automatically disconnects electrical circuits during overload or short circuit conditions, helping to protect wiring, machinery and connected equipment from electrical damage. Its D curve characteristic is specifically intended for applications where higher starting currents are expected.

The compact modular housing enables quick installation within distribution boards and industrial control panels while providing dependable long-term performance in demanding operating environments.

Typical Applications

  • Industrial control panels.
  • Motor starters and motor protection circuits.
  • Transformer and inductive load protection.
  • OEM machinery.
  • Commercial electrical distribution boards.
  • General industrial power distribution.

Technical Specifications

Current 25 A
Phase Single Phase
Manufacturer IMO Precision Controls
Series B10
Model B10D1025A
Product type Miniature circuit breaker (MCB)
Rated current 25A
Number of poles 1 Pole
Number of modules 1
Tripping characteristic D Curve
Rated voltage 230/415V AC
Maximum DC voltage 60V DC
Rated insulation voltage 500V
Frequency 50 / 60Hz
Breaking capacity 10kA
Protection rating IP20 terminals
Mounting type 35mm DIN rail
Terminal capacity 1 to 25mm²
Operating temperature -30°C to +60°C
Standards IEC 60898-1, IEC 60947-2
HS Code 8536201090
Country of Manufacture China
Poles 1-pole
Device Type MCB
Trip Curve D curve
Breaking Capacity 10 kA

Frequently Asked Questions

What is the IMO B10D1025A used for?

The B10D1025A protects electrical circuits against overloads and short circuits, particularly where high inrush current loads such as motors and transformers are used.

What is the current rating of this miniature circuit breaker?

This MCB has a 25A rated current.

What does the D curve characteristic mean?

A D curve MCB allows higher temporary inrush currents before tripping, making it suitable for motors, transformers and other inductive equipment.

What is the breaking capacity of the B10D1025A?

The IMO B10D1025A provides a 10kA short circuit breaking capacity.

How is this circuit breaker installed?

The B10D1025A is designed for installation onto a standard 35mm DIN rail within electrical distribution boards and control panels.

Trusted by Electrical Professionals Worldwide

IMO B10 miniature circuit breakers are trusted by electrical contractors, machine builders and panel manufacturers for dependable protection, robust construction and reliable operation across demanding industrial and commercial applications.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...