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The Qualtek QLB-203-00DNN-3BA is a thermal circuit breaker designed for reliable overcurrent protection. It is rated for 20A and can handle voltages up to 250VAC and 32VDC.
This circuit breaker features a push-to-reset actuator and a front panel snap-in mounting method, making installation straightforward. The panel cutout required is 13.8 ± 0.2 mm, and it accommodates panel thicknesses from 0.8mm to 2.5mm. The breaker type is thermal, offering resettable overload protection.
Key electrical specifications include a dielectric strength of 1500VAC for one minute and an insulation resistance of 100M Ohms. The interrupting capacity is 1000A at 125VAC. The QLB-203-00DNN-3BA is also compliant with RoHS3 standards and has an MSL rating of 1.
This component is suitable for applications requiring robust circuit protection, such as in industrial equipment, power supplies, and control panels where thermal overload detection is necessary.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 20A.
The voltage rating is 250VAC and 32VDC.
It is a thermal circuit breaker.
It is a panel mount with a front panel snap-in mounting method.
Yes, it is RoHS3 compliant.