We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

BUSSMANN Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC - Plug-In Mount Automotive Circuit Breakers
BUSSMANNPlug-In Mount Automotive Circuit Breakers

BUSSMANN Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC

The BUSSMANN UCB Series Type I ATC Circuit Breaker is a plug-in mount automotive circuit breaker with a blade terminal connection. It is rated for 12V DC and has an interrupt rating of 1 kA at 12V DC. This product is…

SKU 3G-OTH-19722

Also listed as: UCB30 · UCB 30

Brand
BUSSMANN
Item
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC
Category
Plug-In Mount Automotive Circuit Breakers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BUSSMANN
Manufacturer Part Number
UCB-30
Series
UCB
Voltage
12V DC
Interrupt Rating
1 kA at 12V DC
Terminal Connection
Blade
Circuit Breaker Type
Type I ATC Circuit Breaker

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

BUSSMANN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BUSSMANN UCB Series Type I ATC Circuit Breaker is a plug-in mount automotive circuit breaker with a blade terminal connection. It is rated for 12V DC and has an interrupt rating of 1 kA at 12V DC. This product is identified by manufacturer part number UCB-30.

Frequently Asked Questions

What is the BUSSMANN UCB-30 automotive circuit breaker used for?

The BUSSMANN UCB-30 is a Type I ATC circuit breaker used to protect automotive electrical circuits from overloads and short circuits. It automatically resets after the fault clears, making it ideal for applications like power windows, lighting, and auxiliary systems in 12V DC vehicles.

What are the specifications of the BUSSMANN UCB-30 circuit breaker?

The BUSSMANN UCB-30 is rated for 12V DC with an interrupt rating of 1 kA at 12V DC. It features a blade terminal connection and is a Type I ATC circuit breaker. The manufacturer part number is UCB-30, and it is part of the UCB Series.

Where to buy the BUSSMANN UCB-30 circuit breaker worldwide?

3G Electric supplies the BUSSMANN UCB-30 circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this genuine BUSSMANN part to your facility, ensuring compliance with international shipping requirements.

How to install the BUSSMANN UCB-30 blade circuit breaker?

To install the BUSSMANN UCB-30, ensure the power is off. Insert the blade terminals into a compatible ATC fuse holder or panel mount, matching polarity for 12V DC systems. Secure the breaker firmly; it will automatically reset after a fault. Always follow the vehicle manufacturer's wiring guidelines.

Used in

Common applications for BUSSMANN
Industrial motor control centers — BUSSMANN LPT series Class T time-delay fuses for branch circuit protection
Semiconductor protection in variable frequency drives — BUSSMANN FWA series fast-acting bolt-on fuses rated 150 V AC/DC
Automotive auxiliary circuit protection — BUSSMANN CB222 series Type II circuit breakers in 12 V DC systems
Control panel overcurrent protection — BUSSMANN FNA series midget time-delay indicating fuses for instrumentation
Main feeder protection in power distribution — BUSSMANN KLU series Class L time-delay bolt-on fuses up to 650 A
Fuse replacement in existing panels — BUSSMANN S-8301-1-R fuse block accepting 3AG and other glass/ceramic fuses

BUSSMANN Products

3G Electric supplies BUSSMANN plug-in mount automotive circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC, Blade (MPN UCB-10)
BUSSMANN
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC, Blade (MPN UCB-10)
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC, Blade (MPN UCB-20)
BUSSMANN
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC, Blade (MPN UCB-20)
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC, Blade (MPN UCB-15)
BUSSMANN
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC, Blade (MPN UCB-15)
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC, Blade (MPN UCB-25)
BUSSMANN
Automotive Circuit Breaker: UCB, 12V DC, 1 kA at 12V DC, Blade (MPN UCB-25)
Automotive Circuit Breaker: CBF, 12V DC, 1 kA at 12V DC, Blade (MPN CBF-10)
BUSSMANN
Automotive Circuit Breaker: CBF, 12V DC, 1 kA at 12V DC, Blade (MPN CBF-10)
Automotive Circuit Breaker: CBF, 12V DC, 1 kA at 12V DC, Blade (MPN CBF-20)
BUSSMANN
Automotive Circuit Breaker: CBF, 12V DC, 1 kA at 12V DC, Blade (MPN CBF-20)

More from BUSSMANN

View all BUSSMANN parts
Automotive Circuit Breaker: CBF, 12V DC, 1 kA at 12V DC, Blade (MPN CBF-30)
BUSSMANN
Automotive Circuit Breaker: CBF, 12V DC, 1 kA at 12V DC, Blade (MPN CBF-30)
Automotive Circuit Breaker: UCB, 12V DC, 100 A at 12V DC, Blade (MPN UCB-6)
BUSSMANN
Automotive Circuit Breaker: UCB, 12V DC, 100 A at 12V DC, Blade (MPN UCB-6)
Automotive Circuit Breaker: CB222, 12V DC, 225 A at 14V DC, Blade (MPN CB222-15)
BUSSMANN
Automotive Circuit Breaker: CB222, 12V DC, 225 A at 14V DC, Blade (MPN CB222-15)
Automotive Circuit Breaker: CB211, 14V DC, 225 A at 14V DC, Blade (MPN CB211-15)
BUSSMANN
Automotive Circuit Breaker: CB211, 14V DC, 225 A at 14V DC, Blade (MPN CB211-15)
Automotive Circuit Breaker: CB212, 14V DC, 225 A at 14V DC, Blade (MPN CB212-20)
BUSSMANN
Automotive Circuit Breaker: CB212, 14V DC, 225 A at 14V DC, Blade (MPN CB212-20)
Automotive Circuit Breaker: CB227, 28V DC, 2 kA at 28V DC, Blade (MPN CB227-10)
BUSSMANN
Automotive Circuit Breaker: CB227, 28V DC, 2 kA at 28V DC, Blade (MPN CB227-10)
Automotive Circuit Breaker: CBF, 12V DC, 1 kA at 12V DC, Blade (MPN CBF-40)
BUSSMANN
Automotive Circuit Breaker: CBF, 12V DC, 1 kA at 12V DC, Blade (MPN CBF-40)
Automotive Circuit Breaker: CB211, 14V DC, 25 A, Blade (MPN CB211-25)
BUSSMANN
Automotive Circuit Breaker: CB211, 14V DC, 25 A, Blade (MPN CB211-25)