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The Sensata APL1-1-53-203 is a single-pole hydraulic magnetic circuit breaker designed for reliable power switching, circuit protection, and control. It operates similarly to an ON-OFF switch under normal load conditions, but its internal mechanism trips and opens contacts upon overload, forcibly returning the handle to the OFF position. This "trip-free" design ensures the internal contacts will not remain closed during an overload, even if the handle is held in the ON position.
This circuit breaker has a current rating of 20A and a voltage rating of 277V. It features a lever actuator for manual operation and is designed for panel mounting. The APL/UPL series, to which this part belongs, offers various configurations including series, shunt, and relay types with a choice of delays and ratings. Multi-pole assemblies are also available.
While designed for industrial, military, and information processing applications, the APL/UPL series is suitable for any situation requiring precision operation. Most versions are recognized by UL and certified by CSA as supplementary protectors.
| 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 277V.
It is a Magnetic (Hydraulic Delay) circuit breaker.
It has 1 pole.
It uses Panel Mount.
The actuator type is Lever.
The product is listed as RoHS3 Compliant.