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THPA (W) Lock

The THPA Series

The Positive Lock THPA(W) model is UL Listed Panic hardware. The standard THPA(W) uses a 9 volt battery to power an alarm board which sounds anytime the door is opened.

The Positive Lock THPA(WE) model is UL Listed Panic hardware. The alarm board on this model is also operated by a 9 volt battery but comes with an external horn. The external horn increases the distance that the sound travels.

THPA Series

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