SKU: UB10D3008AMPN: UB10D3008A
UB10D3008A IMO 10kA UL489 MCB 3 pole 8A D Curve

UB10D3008A IMO 10kA UL489 MCB 3 pole 8A D Curve

Price
List Price ex VAT
Your Price
On backorder 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.

Trade pricing is personalised to your account

Available on backorder

Original price was: £60.91.Current price is: £45.89.

Why Choose the IMO UB10D3008A Miniature Circuit Breaker?

The IMO UB10D3008A is a high-performance UL489 miniature circuit breaker (MCB) engineered to provide dependable protection against overloads and short circuits in industrial and commercial electrical installations. Manufactured by IMO Precision Controls, this robust circuit breaker is designed to safeguard electrical equipment while ensuring reliable circuit isolation and long-term operational safety.

Featuring a 3-pole configuration, an 8 A current rating and a D curve tripping characteristic, the UB10D3008A is ideal for circuits with high inrush currents, including motors, transformers and industrial machinery. Its compact DIN rail mounting design enables quick installation inside distribution boards and control panels while maintaining high breaking performance.

With a 10 kA short circuit breaking capacity, this miniature circuit breaker delivers excellent fault protection for demanding industrial applications. Its durable construction, finger-safe terminals and compliance with recognised industry standards make it a dependable solution for machine builders, panel manufacturers and electrical contractors.

Key Advantages

  • High-performance UL489 miniature circuit breaker for industrial protection.
  • 8 A rated current with a D curve tripping characteristic.
  • 3-pole configuration for three-phase electrical systems.
  • 10 kA breaking capacity for reliable fault protection.
  • Compact DIN rail mounting simplifies installation.
  • Designed for industrial control panels, machinery and electrical distribution systems.

Key Features

  • IMO Precision Controls UB10 series.
  • 8 A rated current.
  • D curve trip characteristic for high inrush current loads.
  • 3-pole miniature circuit breaker.
  • 10 kA short circuit breaking capacity.
  • 50 / 60 Hz operation.
  • DIN rail mounting to EN 60715.
  • IP20 finger-safe terminals.

Technical Specifications

  • Manufacturer: IMO Precision Controls
  • Series: B10 Miniature Circuit Breakers
  • Model: UB10D3008A
  • Product type: Miniature circuit breaker (MCB)
  • Rated current: 8 A
  • Number of poles: 3
  • Trip characteristic: D Curve
  • Rated voltage: 240 / 415 V AC
  • Frequency: 50 / 60 Hz
  • Breaking capacity: 10 kA
  • Protection rating: IP20
  • Mounting type: DIN rail (EN 60715)
  • Operating temperature: -30°C to +60°C
  • Terminal capacity: 35 mm² solid, 25 mm² stranded conductor

Reliable Protection for Industrial Electrical Systems

Miniature circuit breakers protect electrical circuits by automatically disconnecting the supply when overload or short circuit conditions occur. This helps prevent equipment damage, reduces downtime and improves overall electrical safety across industrial installations.

The IMO UB10D3008A is specifically designed for applications requiring a D curve characteristic, making it suitable for equipment with high starting currents such as motors, compressors, transformers and other inductive loads commonly found in industrial environments.

Typical Applications

  • Industrial control panels.
  • Motor protection circuits.
  • Machine building and OEM equipment.
  • Electrical distribution boards.
  • Automation systems.
  • Commercial and industrial electrical installations.

Technical Specifications

Current 3008 A
Phase Three Phase
HS Code 8536201090
Country of Manufacture India

Frequently Asked Questions

What is the IMO UB10D3008A used for?

The UB10D3008A protects three-phase electrical circuits against overloads and short circuits in industrial and commercial installations.

What does the D curve trip characteristic mean?

A D curve breaker is designed for circuits with high inrush currents, making it suitable for motors, transformers and other inductive equipment.

What is the rated current of this circuit breaker?

This miniature circuit breaker has a rated current of 8 A.

How is the UB10D3008A installed?

The breaker is designed for quick installation onto a standard 35 mm DIN rail inside electrical distribution boards and control panels.

What is the breaking capacity?

The UB10D3008A provides a 10 kA short circuit breaking capacity, offering reliable protection for demanding industrial applications.

Trusted by Electrical Professionals Worldwide

IMO Precision Controls miniature circuit breakers are trusted by panel builders, electrical contractors and industrial engineers for dependable circuit protection, long service life and reliable performance in demanding electrical installations.
{ "@context": "https://schema.org/", "@type": "Product", "name": "IMO UB10D3008A 10kA UL489 Miniature Circuit Breaker 3 Pole 8A D Curve", "sku": "UB10D3008A", "mpn": "UB10D3008A", "brand": { "@type": "Brand", "name": "IMO Precision Controls" }, "category": "Miniature Circuit Breakers", "description": "IMO UB10D3008A 10kA UL489 miniature circuit breaker featuring a 3 pole configuration, 8 A current rating and D curve tripping characteristic for industrial circuit protection.", "additionalProperty": [ { "@type": "PropertyValue", "name": "Rated current", "value": "8 A" }, { "@type": "PropertyValue", "name": "Number of poles", "value": "3 Pole" }, { "@type": "PropertyValue", "name": "Trip characteristic", "value": "D Curve" }, { "@type": "PropertyValue", "name": "Breaking capacity", "value": "10 kA" }, { "@type": "PropertyValue", "name": "Protection rating", "value": "IP20" } ] } { "@context": "https://schema.org", "@type": "FAQPage", "inLanguage": "en-GB", "mainEntity": [ { "@type": "Question", "name": "What is the IMO UB10D3008A used for?", "acceptedAnswer": { "@type": "Answer", "text": "The UB10D3008A protects three-phase electrical circuits against overloads and short circuits in industrial and commercial installations." } }, { "@type": "Question", "name": "What does the D curve trip characteristic mean?", "acceptedAnswer": { "@type": "Answer", "text": "A D curve breaker is designed for circuits with high inrush currents, making it suitable for motors, transformers and other inductive equipment." } }, { "@type": "Question", "name": "What is the rated current of this circuit breaker?", "acceptedAnswer": { "@type": "Answer", "text": "This miniature circuit breaker has a rated current of 8 A." } }, { "@type": "Question", "name": "How is the UB10D3008A installed?", "acceptedAnswer": { "@type": "Answer", "text": "The breaker is designed for quick installation onto a standard 35 mm DIN rail inside electrical distribution boards and control panels." } }, { "@type": "Question", "name": "What is the breaking capacity?", "acceptedAnswer": { "@type": "Answer", "text": "The UB10D3008A provides a 10 kA short circuit breaking capacity, offering reliable protection for demanding industrial 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.

 Tick  Priority sourcing and supply support

 Tick  Flexible payment terms for qualifying organisations

 Tick  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...