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90-MLSBC Medium Duty Single Button Control (M49 Mod)

by LiftMaster
Product Code: 90-MLSBC
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Regular price $145.70
Shipping calculated at checkout.

90-MLSBC Medium Duty Single Button Control (M49 Mod) is available for shipping.

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Description

This modification kit provides an additional input for single-button control functionality. The input will function as a Close input when the door operator is stopped at the Open limit. 

The input will function as an Open input at all other times. 

Required on Medium-Duty Logic door operators for single-button control with external radio receivers. Recommended factory installed, but field modification kits are available.