We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

BUSSMANN Automotive Circuit Breaker: CBT-N, 12V DC - Plug-In Mount Automotive Circuit Breakers
BUSSMANNPlug-In Mount Automotive Circuit Breakers

BUSSMANN Automotive Circuit Breaker: CBT-N, 12V DC

The BUSSMANN CBT-N Automotive Circuit Breaker is a Type II Automotive Circuit Breaker with a blade terminal connection, designed for 12V DC applications. This plug-in mount circuit breaker, model CBT-20N, has an…

SKU 3G-OTH-19750

Also listed as: CBT20N · CBT 20N

Brand
BUSSMANN
Item
Automotive Circuit Breaker: CBT-N, 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 — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

BUSSMANN
Manufacturer Part Number
CBT-20N
Series
CBT-N
Voltage
12V DC
Interrupt Rating
Not Rated
Terminal Connection
Blade
Circuit Breaker Type
Type II Automotive 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 CBT-N Automotive Circuit Breaker is a Type II Automotive Circuit Breaker with a blade terminal connection, designed for 12V DC applications. This plug-in mount circuit breaker, model CBT-20N, has an interrupt rating of Not Rated and is part of the CBT-N series. It provides overcurrent protection for automotive electrical systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the BUSSMANN CBT-N automotive circuit breaker used for?

The BUSSMANN CBT-N automotive circuit breaker provides overcurrent protection for 12V DC automotive electrical systems. It is commonly used in vehicles, trucks, and marine applications to protect wiring and components from short circuits and overloads.

What are the specifications of the BUSSMANN CBT-20N circuit breaker?

The BUSSMANN CBT-20N is a Type II automotive circuit breaker from the CBT-N series. It operates at 12V DC, uses a blade terminal connection, and has a plug-in mount design. The interrupt rating is not rated. It is manufactured by BUSSMANN with MPN CBT-20N.

Where to buy the BUSSMANN CBT-20N circuit breaker worldwide?

You can source the BUSSMANN CBT-20N circuit breaker through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install a BUSSMANN CBT-N circuit breaker?

To install a BUSSMANN CBT-N circuit breaker, ensure the power is off. Plug the blade terminal into a compatible fuse block or holder in the 12V DC circuit. The Type II design auto-resets after fault clearance. Follow standard automotive electrical safety practices.

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
Plug-in mount circuit breaker for 12V DC systems. Type II (auto-reset) design with blade terminal connection. Provides resettable overcurrent protection for automotive electrical circuits
BUSSMANN
Plug-in mount circuit breaker for 12V DC systems. Type II (auto-reset) design with blade terminal connection. Provides resettable overcurrent protection for automotive electrical circuits
Automotive Circuit Breaker: CBT-N, 12V DC, Blade (MPN CBT-30N)
BUSSMANN
Automotive Circuit Breaker: CBT-N, 12V DC, Blade (MPN CBT-30N)
Type II automotive circuit breaker with blade terminal connection for plug-in mounting. Rated for 12V DC systems, it provides overcurrent protection and automatically resets after a fault clears. Suitable for use in vehicles, trucks, and marine applications to protect wiring and components
BUSSMANN
Type II automotive circuit breaker with blade terminal connection for plug-in mounting. Rated for 12V DC systems, it provides overcurrent protection and automatically resets after a fault clears. Suitable for use in vehicles, trucks, and marine applications to protect wiring and components
Type II automotive circuit breaker with manual reset capability for 12V DC systems. Features blade terminal connection and plug-in mount design for easy installation in fuse blocks or breaker panels. Suitable for protecting electrical circuits in vehicles, marine, and off-road equipment from overloads and short circuits
BUSSMANN
Type II automotive circuit breaker with manual reset capability for 12V DC systems. Features blade terminal connection and plug-in mount design for easy installation in fuse blocks or breaker panels. Suitable for protecting electrical circuits in vehicles, marine, and off-road equipment from overloads and short circuits
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)
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)

More from BUSSMANN

View all BUSSMANN parts
Plug-in mount circuit breaker for overcurrent protection in 14V DC automotive electrical systems. Type II footprint design with blade terminal connection. Rated 225 A interrupt at 14V DC. Suitable for vehicles, trucks, and heavy equipment wiring protection
BUSSMANN
Plug-in mount circuit breaker for overcurrent protection in 14V DC automotive electrical systems. Type II footprint design with blade terminal connection. Rated 225 A interrupt at 14V DC. Suitable for vehicles, trucks, and heavy equipment wiring protection
Type II automotive circuit breaker with automatic reset after fault interruption. Rated for 12V DC systems with blade terminal connection and plug-in mount design. Suitable for overcurrent protection in vehicle electrical circuits such as lighting, motors, and auxiliary systems
BUSSMANN
Type II automotive circuit breaker with automatic reset after fault interruption. Rated for 12V DC systems with blade terminal connection and plug-in mount design. Suitable for overcurrent protection in vehicle electrical circuits such as lighting, motors, and auxiliary systems
Type II automotive circuit breaker with blade terminal connection for plug-in mounting. Rated 12V DC, part of the CBT-M series. Provides overcurrent protection in automotive electrical systems, automatically resetting after fault clearance
BUSSMANN
Type II automotive circuit breaker with blade terminal connection for plug-in mounting. Rated 12V DC, part of the CBT-M series. Provides overcurrent protection in automotive electrical systems, automatically resetting after fault clearance
Plug-in mount circuit breaker from the UCB series, rated for 12V DC with a 1 kA interrupt rating. Features blade terminal connection and Type I ATC design for automatic reset after overcurrent events. Suitable for overcurrent protection in 12V DC automotive electrical systems
BUSSMANN
Plug-in mount circuit breaker from the UCB series, rated for 12V DC with a 1 kA interrupt rating. Features blade terminal connection and Type I ATC design for automatic reset after overcurrent events. Suitable for overcurrent protection in 12V DC automotive electrical systems
Plug-in mount circuit breaker with Type III ATC footprint and blade terminal connection. Rated 28V DC with 2 kA interrupting capacity. Provides resettable overcurrent protection for automotive electrical systems
BUSSMANN
Plug-in mount circuit breaker with Type III ATC footprint and blade terminal connection. Rated 28V DC with 2 kA interrupting capacity. Provides resettable overcurrent protection for automotive electrical systems
Plug-in mount automotive circuit breaker with blade terminal connection. Type II ATC footprint design for overcurrent protection in 12V DC electrical systems. Rated to interrupt 225 A at 14V DC. Suitable for automotive applications requiring resettable circuit protection
BUSSMANN
Plug-in mount automotive circuit breaker with blade terminal connection. Type II ATC footprint design for overcurrent protection in 12V DC electrical systems. Rated to interrupt 225 A at 14V DC. Suitable for automotive applications requiring resettable circuit protection
Type II automotive circuit breaker with automatic reset, designed for 12V DC systems. Features blade terminal connection and plug-in mount for easy installation in vehicle, trailer, and marine electrical panels. Suitable for protecting wiring and components in starting, lighting, and auxiliary power circuits
BUSSMANN
Type II automotive circuit breaker with automatic reset, designed for 12V DC systems. Features blade terminal connection and plug-in mount for easy installation in vehicle, trailer, and marine electrical panels. Suitable for protecting wiring and components in starting, lighting, and auxiliary power circuits
Type II automotive circuit breaker with blade terminal connection for plug-in mounting. Rated for 12V DC systems. Automatically resets after fault clearance. Suitable for protecting wiring and components in vehicle electrical systems
BUSSMANN
Type II automotive circuit breaker with blade terminal connection for plug-in mounting. Rated for 12V DC systems. Automatically resets after fault clearance. Suitable for protecting wiring and components in vehicle electrical systems