CLB-503-11A3N-B-H Thermal circuit breaker rated 50A at 250V. Single-pole with push-to-reset actuator, panel mount.
Mfr Part #:

CLB-503-11A3N-B-H

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Thermal circuit breaker rated 50A at 250V. Single-pole with push-to-reset actuator, panel mount.
Stock on Request

CLB-503-11A3N-B-H 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
SVHC Present
Voltage Rating

CLB-503-11A3N-B-H Description

Short technical summary and product information.

The Littelfuse CLB-503-11A3N-B-H is a thermal circuit breaker designed for overcurrent protection. It is rated for 50A continuous current at 250V AC/DC. The single-pole design uses a push-to-reset actuator for manual reset after a fault.

 

This breaker is panel mounted and features a compact form factor suitable for various industrial and commercial applications. It carries approvals from CE, cUL, TUV, UL1077, and UL1500, ensuring compliance with international safety standards.

 

The thermal mechanism provides reliable protection against sustained overcurrent conditions. The push-to-reset actuator allows easy reset after the breaker trips. No illumination is provided, making it suitable for non-indicating applications.

CLB-503-11A3N-B-H Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse CLB-503-11A3N-B-H Thermal Circuit Breaker, 50A, 250V, 1-Pole, Push to Reset
Subcategory: Thermal Circuit Breaker

CLB-503-11A3N-B-H Compliance

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

CLB-503-11A3N-B-H Features

  • Rated for 50A continuous current at 250V.
  • Single-pole thermal overcurrent protection mechanism.
  • Push-to-reset actuator for manual reset.
  • Panel mount design for easy installation.
  • Approved by CE, cUL, TUV, UL1077, UL1500.

CLB-503-11A3N-B-H Applications

  • Overcurrent protection in industrial control panels.
  • Circuit protection for commercial equipment.
  • Suitable for power distribution systems.
  • Used in machinery requiring manual reset.

CLB-503-11A3N-B-H FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the CLB-503-11A3N-B-H?

250V.

What is the current rating?

50A.

What type of circuit breaker is this?

Thermal.

How many poles does it have?

1.

What actuator type does it use?

Push to Reset.

What approvals does it have?

CE, cUL, TUV, UL1077, UL1500.

CLB-503-11A3N-B-H Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
CLB-503-00DNN-B-F/50
CLB-503-00DNN-B-F/50
Littelfuse Inc.
Littelfuse CLB-503-00DNN-B-F/50 is a 50A, 250V thermal circuit breaker with push-to-reset actuator and panel mount design.
View Part
CLB-503-11A5N-B-F/50
CLB-503-11A5N-B-F/50
Littelfuse Inc.
The CLB-503-11A5N-B-F/50 is a single-pole thermal circuit breaker rated for 50A at 250V. It features a panel mount design with a manual push-to-reset actuator.
View Part
CLB-503-27J8N-W-F/50
CLB-503-27J8N-W-F/50
Littelfuse Inc.
The Littelfuse Inc. CLB-503-27J8N-W-F/50 is a thermal circuit breaker designed for panel mounting. It features a 50A current rating and a 250V voltage rating.
View Part
CLB-503-27ENN-W-J
CLB-503-27ENN-W-J
Littelfuse Inc.
The Littelfuse Inc. CLB-503-27ENN-W-J is a thermal circuit breaker designed for panel mounting. It offers a 50A current rating and a 250V voltage rating.
View Part
Home
Account

Categories