AA1-B0-14-640-5D1-C
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-14-640-5D1-C is a panel mount circuit breaker. It features a 40A current rating and a 277V voltage rating.
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The Sensata APL1-1-52-403 is a single-pole hydraulic magnetic circuit breaker, part of the APL/UPL series. It is designed for panel mounting and features a lever actuator for circuit control. This protector offers reliable power switching and circuit protection, tripping forcibly upon overload conditions.
Key electrical specifications include a current rating of 40A and a voltage rating of 277V. The breaker type is magnetic with a hydraulic delay, providing precise operation suitable for industrial, military, and information processing applications. The unit is recognized by UL as a supplementary protector.
This legacy product is noted as 'Existing Design-In Only' with no new design-in orders being accepted. For new designs, Sensata Technologies recommends the Airpax™ IAL series. The APL/UPL series is suitable for use in any situation where precision operation is required.
| Qty | Low | High |
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| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The current rating is 40A.
The voltage rating is 277V.
It has 1 pole.
It is a panel mount type.
The actuator type is a lever.