HES Lock Monitor: 1 3/8 in Ht (MPN OPT-1LM)
The HES Lock Monitor (MPN OPT-1LM) is a single lock monitor compatible with the Series 1600, operating on a 12 to 24 V DC input voltage. As a specialist in industrial controls, 3G Electric supplies this HES component…
SKU 3G-OTH-517971
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Product Description
The HES Lock Monitor (MPN OPT-1LM) is a single lock monitor compatible with the Series 1600, operating on a 12 to 24 V DC input voltage. As a specialist in industrial controls, 3G Electric supplies this HES component alongside a broad range of electrical and automation products across 14 departments, with deep expertise in combustion, pumps, and controls.
Frequently Asked Questions
What is the HES Lock Monitor OPT-1LM used for?
The HES Lock Monitor OPT-1LM monitors the locked or unlocked status of a compatible electric strike, typically in access control systems for industrial or commercial doors. It operates on 12 to 24 V DC and integrates with the Series 1600. 3G Electric supplies this component alongside electrical and automation products across 14 departments.
What are the specifications of the HES Lock Monitor OPT-1LM?
The HES Lock Monitor OPT-1LM is a single lock monitor with an input voltage of 12 to 24 V DC. It is compatible with the HES Series 1600 electric strikes. The manufacturer part number is OPT-1LM. 3G Electric sources this HES component for global delivery, handling logistics and customs.
Where to buy the HES Lock Monitor OPT-1LM worldwide?
3G Electric supplies the HES Lock Monitor OPT-1LM to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this single lock monitor for your access control system.
How to install the HES Lock Monitor OPT-1LM?
Install the HES Lock Monitor OPT-1LM by connecting it to a compatible Series 1600 electric strike and a 12 to 24 V DC power source. Follow the manufacturer's wiring diagram for proper lock-status monitoring. 3G Electric provides this HES component and can advise on generic installation best practices.
Used in
Common applications for HESHES Products
3G Electric supplies HES electric strike power supplies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









