QLB-303-00DNN-3BA The Qualtek QLB-303-00DNN-3BA is a thermal circuit breaker designed for panel mounting. It features a 30A current rating and supports 250V AC or 32V DC operation.
Mfr Part #:

QLB-303-00DNN-3BA

Mfr Name: Qualtek
Qualtek
The Qualtek QLB-303-00DNN-3BA is a thermal circuit breaker designed for panel mounting. It features a 30A current rating and supports 250V AC or 32V DC operation.
Stock on Request
$ Price Range: $0.99

QLB-303-00DNN-3BA Specifications Quick View

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

QLB-303-00DNN-3BA Description

Short technical summary and product information.

This Qualtek QLB-303-00DNN-3BA is a single-pole thermal circuit breaker suitable for panel mount applications. It is rated for 30 Amps and can handle up to 250 Volts AC or 32 Volts DC.

 

The breaker features a push-to-reset actuator and is designed for panel thicknesses between 0.8mm and 2.5mm. The panel cutout diameter required is approximately 15.8mm with a tolerance of ±0.2mm.

 

Key electrical specifications include a 30A current rating and dual voltage ratings for AC and DC circuits. The thermal tripping mechanism provides reliable overcurrent protection.

 

This component is often used in various industrial and commercial equipment where circuit protection is essential. Its panel mount design facilitates integration into control panels and enclosures.

QLB-303-00DNN-3BA Quick Information

Product Type: Circuit Breaker
Canonical Name: Qualtek QLB-303-00DNN-3BA Thermal Circuit Breaker
Subcategory: Thermal

QLB-303-00DNN-3BA Compliance

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

QLB-303-00DNN-3BA Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

QLB-303-00DNN-3BA Features

  • 30A current rating for robust protection.
  • 250V AC and 32V DC voltage support.
  • Thermal tripping mechanism for reliability.
  • Panel mount design for easy integration.
  • Push-to-reset actuator for operation.

QLB-303-00DNN-3BA Applications

  • Provides overcurrent protection.
  • Suitable for AC and DC circuits.
  • Used in control panel assemblies.
  • Integrates into equipment enclosures.

QLB-303-00DNN-3BA FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the QLB-303-00DNN-3BA circuit breaker?

The current rating is 30A.

What are the voltage ratings for the QLB-303-00DNN-3BA circuit breaker?

It is rated for 250V AC and 32V DC.

What type of circuit breaker is the QLB-303-00DNN-3BA?

It is a thermal circuit breaker.

How is the QLB-303-00DNN-3BA circuit breaker mounted?

It is a panel mount type.

What is the panel thickness range for this circuit breaker?

The panel thickness range is 0.8mm to 2.5mm.

What is the required panel cutout diameter for the QLB-303-00DNN-3BA?

The panel cutout diameter is Ø15.8 ± 0.2 mm.

Home
Account

Categories