# CLB-203-11A1N-B-H - Littelfuse Inc. Circuit Breaker

## Product Summary

Littelfuse CLB-203-11A1N-B-H is a 20A, 250V thermal circuit breaker with 1 pole, panel mount, and push-to-reset actuator.

## Product Information

| Field | Value |
| --- | --- |
| Part Number | CLB-203-11A1N-B-H |
| Manufacturer | Littelfuse Inc. |
| Product Type | Circuit Breaker |
| Category | Circuit Protection |
| Subcategory | Thermal Circuit Breakers |
| Mounting Type | Panel Mount |

## Description

The Littelfuse CLB-203-11A1N-B-H is a thermal circuit breaker designed for overcurrent protection. It is rated for 20A continuous current at 250V and features a single-pole configuration. The breaker uses a thermal mechanism to trip under overload conditions and resets manually via a push-to-reset actuator.

This circuit breaker is panel mountable and has no illumination. It is approved by multiple agencies including CE, cUL, TUV, UL1077, and UL1500, ensuring compliance with international safety standards. The compact design makes it suitable for a variety of applications requiring reliable circuit protection.

The device is RoHS compliant and has a moisture sensitivity level of 1 (unlimited). It is important to note that the datasheet is currently not available; please consult the manufacturer for detailed specifications and derating information.

## Key Specifications

| Specification | Value |
| --- | --- |
| Actuator Type | Push to Reset |
| Approval Agency | CE, cUL, TUV, UL1077, UL1500 |
| Breaker Type | Thermal |
| Current Rating | 20 A |
| Current Rating (Amps) | 20 A |
| Illumination | None |
| Mounting Type | Panel Mount |
| Number of Poles | 1 |
| Voltage Rating | 250 V |

## Availability and Pricing

| Field | Value |
| --- | --- |
| Stock Status | Stock on Request |
| Distributor Count | 0 |
| Total Stock | 0 |
| Pricing Available | No |

## Features

- Rated for 20A continuous current at 250V.
- Single-pole thermal overcurrent protection.
- Push-to-reset manual actuator.
- Panel mount installation.
- Approved by CE, cUL, TUV, UL1077, UL1500.

## Applications

- Overcurrent protection for power supplies and controls.
- Protection of wiring and components in industrial panels.
- Suitable for marine and automotive auxiliary circuits.
- Provides manual reset after fault condition.

## Compliance

| Field | Value |
| --- | --- |
| RoHS Status | RoHS3 Compliant |
| REACH Status | REACH Unaffected |
| Moisture Sensitivity Level | 1 Unlimited |

## Documents and Media

- Product Page: https://distyparts.com/product/clb-203-11a1n-b-h
- RFQ URL: https://distyparts.com/product/clb-203-11a1n-b-h#rfq

## FAQs

### What is the current rating of the CLB-203-11A1N-B-H?

20A.

### What is the voltage rating of the CLB-203-11A1N-B-H?

250V.

### What is the breaker type of this circuit breaker?

Thermal.

### How many poles does the CLB-203-11A1N-B-H have?

1.

### What type of actuator does this circuit breaker use?

Push to Reset.

### Is the CLB-203-11A1N-B-H illuminated?

No, it has no illumination.

### What agency approvals does the CLB-203-11A1N-B-H hold?

CE, cUL, TUV, UL1077, UL1500.

## Related Pages

- Manufacturer: https://distyparts.com/manufacturer/littelfuse-inc
- Category: https://distyparts.com/category/circuit-protection/circuit-breakers
- Product Page: https://distyparts.com/product/clb-203-11a1n-b-h
- Markdown File: https://distyparts.com/product/clb-203-11a1n-b-h.md
- TXT File: https://distyparts.com/product/clb-203-11a1n-b-h.txt