Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
CARLING TECHNOLOGIES Panel Mount Circuit Breaker: 50 A Amps, 277V AC, 80V DC, Threaded Insert - Toggle Style, Front Panel-Mount Miniature Circuit Breakers
CARLING TECHNOLOGIESToggle Style, Front Panel-Mount Miniature Circuit Breakers

CARLING TECHNOLOGIES Panel Mount Circuit Breaker: 50 A Amps, 277V AC, 80V DC, Threaded Insert

The Carling Technologies BA2-B0-34-650-521-E is a 50 Amp, toggle-style, front panel-mount miniature circuit breaker with a threaded insert mounting and #10-32 screw terminal connection. It is rated for 277V AC and…

SKU 3G-OTH-609460

Also listed as: BA2B034650521E · BA2 B0 34 650 521 E

Brand
CARLING TECHNOLOGIES
Item
Panel Mount Circuit Breaker: 50 A Amps, 277V AC, 80V DC, Threaded Insert
Part Number
BA2-B0-34-650-521-E
Category
Toggle Style, Front Panel-Mount Miniature 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 — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

CARLING TECHNOLOGIES
Manufacturer Part Number
BA2-B0-34-650-521-E
Type
Threaded Insert, #10-32 Screw
AC
277V
DC
80V
Dp
2.12 in
Mounting Type
Threaded Insert
AC Voltage Rating
277V AC
DC Voltage Rating
80V DC
Terminal Connection
#10-32 Screw

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

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

Product Description

The Carling Technologies BA2-B0-34-650-521-E is a 50 Amp, toggle-style, front panel-mount miniature circuit breaker with a threaded insert mounting and #10-32 screw terminal connection. It is rated for 277V AC and 80V DC, with a depth of 2.12 inches.

Frequently Asked Questions

What is the Carling Technologies BA2-B0-34-650-521-E circuit breaker used for?

This 50 Amp toggle-style miniature circuit breaker protects electrical circuits from overloads and short circuits in industrial control panels, HVAC equipment, and power distribution systems. Its front panel-mount design with threaded insert and #10-32 screw terminals suits permanent installations requiring reliable overcurrent protection at 277V AC or 80V DC.

What are the specifications of the Carling BA2-B0-34-650-521-E?

The Carling Technologies BA2-B0-34-650-521-E is a 50 Amp, toggle-style miniature circuit breaker rated for 277V AC and 80V DC. It features a threaded insert mounting type, #10-32 screw terminal connection, and a depth of 2.12 inches. This front panel-mount breaker is designed for industrial applications requiring compact overcurrent protection.

Where to buy the Carling BA2-B0-34-650-521-E circuit breaker worldwide?

3G Electric supplies the Carling Technologies BA2-B0-34-650-521-E circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this 50 Amp, 277V AC / 80V DC panel mount breaker.

How to install a Carling BA2-B0-34-650-521-E circuit breaker?

Mount the Carling BA2-B0-34-650-521-E into a panel cutout using the threaded insert, securing it with the provided nut. Connect #10-32 screw terminals to the line and load conductors, torquing to manufacturer specifications. Ensure the circuit is de-energized before installation and verify voltage ratings (277V AC max, 80V DC max) match your application.

Used in

Common applications for CARLING TECHNOLOGIES
Industrial control panels — Carling Technologies F Series toggle switches for On/Off/On control of motors and pumps
Marine electrical systems — Carling Technologies 700 series rotary switches for selecting battery banks or generator modes
Off-highway vehicle dashboards — Carling Technologies R135 series rotary switches for headlight or wiper control
HVAC equipment — Carling Technologies 170 series miniature push buttons for momentary fan or compressor activation
Generator sets — Carling Technologies 6FA58-73 toggle switch for manual start/stop with momentary off function
Material handling machinery — Carling Technologies 110-SP maintained push button for emergency stop or latch-on control
Not sure this is the right part? Photo-identify it

CARLING TECHNOLOGIES Products

3G Electric supplies CARLING TECHNOLOGIES toggle style, front panel-mount miniature 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

More from CARLING TECHNOLOGIES

View all CARLING TECHNOLOGIES parts
This 40 A miniature circuit breaker features toggle-style actuation and threaded insert front panel mounting. It is rated for 240/277V AC and 125V DC, with a #10-32 stud terminal connection and a depth of 2.48 in. Typical applications include overcurrent protection in industrial control panels, HVAC equipment, and power distribution systems
CARLING TECHNOLOGIES
This 40 A miniature circuit breaker features toggle-style actuation and threaded insert front panel mounting. It is rated for 240/277V AC and 125V DC, with a #10-32 stud terminal connection and a depth of 2.48 in. Typical applications include overcurrent protection in industrial control panels, HVAC equipment, and power distribution systems
Panel Mount Circuit Breaker: 5 A Amps, 250V AC, 80V DC, Snap-In, 1.77 in Dp, 1/4 in Tab (MPN MM1-B-34-450-1-12B-B-E)
CARLING TECHNOLOGIES
Panel Mount Circuit Breaker: 5 A Amps, 250V AC, 80V DC, Snap-In, 1.77 in Dp, 1/4 in Tab (MPN MM1-B-34-450-1-12B-B-E)
30 A toggle-style miniature circuit breaker for front panel mounting with threaded insert. Rated 250/277V AC and 80V DC. Features #10-32 screw terminals and 2.03 in depth. Suitable for overcurrent protection in control panels, power distribution, and HVAC equipment
CARLING TECHNOLOGIES
30 A toggle-style miniature circuit breaker for front panel mounting with threaded insert. Rated 250/277V AC and 80V DC. Features #10-32 screw terminals and 2.03 in depth. Suitable for overcurrent protection in control panels, power distribution, and HVAC equipment

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first