BB2-B0-12-650-M21-E The BB2-B0-12-650-M21-E is a circuit breaker rated for 50A and 277V, designed for circuit protection applications.
Mfr Part #:

BB2-B0-12-650-M21-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The BB2-B0-12-650-M21-E is a circuit breaker rated for 50A and 277V, designed for circuit protection applications.
Stock on Request
$ Price Range: $0.99

BB2-B0-12-650-M21-E Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Storage Temperature
Tape & Reel
Voltage Rating

BB2-B0-12-650-M21-E Description

Short technical summary and product information.

The BB2-B0-12-650-M21-E is a circuit breaker manufactured by Littelfuse Inc. It features a current rating of 50A and a voltage rating of 277V. The breaker type is magnetic with hydraulic delay, suitable for protecting electrical circuits from overloads and short circuits. It has two poles and is designed for panel mounting. The device includes a lever actuator for manual operation and does not have illumination features. It is certified by CCC, CSA, TUV, and UL approval agencies. The product is used in electrical distribution systems, industrial equipment, and panel assemblies requiring reliable circuit interruption. The packaging is panel mount, facilitating easy installation in control panels and electrical enclosures.

BB2-B0-12-650-M21-E Quick Information

Product Type: Circuit Breaker
Canonical Name: CIRCUIT BREAKER

BB2-B0-12-650-M21-E Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BB2-B0-12-650-M21-E Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

BB2-B0-12-650-M21-E Features

  • Rated for 50A electrical current
  • Voltage rating of 277V AC
  • Magnetic hydraulic delay breaker type
  • Panel mount packaging
  • Lever actuator for manual operation

BB2-B0-12-650-M21-E Applications

  • Used in electrical distribution panels
  • Protects industrial machinery circuits
  • Suitable for commercial electrical systems
  • Installed in control panels

BB2-B0-12-650-M21-E FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the circuit breaker?

The current rating is 50A.

What is the voltage rating of the breaker?

The voltage rating is 277V.

What type of breaker is the BB2-B0-12-650-M21-E?

It is a magnetic (hydraulic delay) breaker.

How many poles does this circuit breaker have?

It has 2 poles.

What is the mounting type for this breaker?

Panel mount.

Which approval agencies certify this circuit breaker?

CCC, CSA, TUV, UL.

BB2-B0-12-650-M21-E Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
BB2-B0-12-650-52A-E
BB2-B0-12-650-52A-E
Littelfuse Inc.
The BB2-B0-12-650-52A-E is a circuit breaker manufactured by Littelfuse Inc. with a 50A current rating and 277V voltage rating.
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