Denco supplier catalog / Accessory reference

RC 821LMC-S: Liftmater Smart Garage™ Control

Smart Garage Control described for remote operation, notifications and closing or lighting schedules, with Bluetooth Low Energy setup.

US source scopeUpdated 2026-09-12Independent Anderson reference

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Denco catalog number: RC 821LMC-S. Keep the complete supplier number, including prefixes and suffixes. This identifies the supplier catalog listing.

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Denco supplier reference: RC 821LMC-Sh1; span.sku; Description bullets: features, exact sensor/date/most-brands condition and BLE · checked 2026-09-12 · Denco

Denco supplier reference: RC 821LMC-Sh1; span.sku; Description bullets: features, exact sensor/date/most-brands condition and BLE · checked 2026-09-12 · Denco

Values apply to the exact identifier and scope in the cited source.
Supplier-stated detail	Smart Garage Control described for remote operation, notifications and closing or lighting schedules, with Bluetooth Low Energy setup. Denco supplier reference: RC 821LMC-Sh1; span.sku; Description bullets: features, exact sensor/date/most-brands condition and BLE · checked 2026-09-12 · Denco
Supplier-stated detail	The stated scope is most brands of openers made after 1993 using photoelectric sensors that do not shut off. Denco supplier reference: RC 821LMC-Sh1; span.sku; Description bullets: features, exact sensor/date/most-brands condition and BLE · checked 2026-09-12 · Denco
Selection limitation	The sensor behavior and most-brands qualification matter. The full supplier -S suffix is retained; an alias to 821LMC and exact opener pairings are not established. Denco supplier reference: RC 821LMC-Sh1; span.sku; Description bullets: features, exact sensor/date/most-brands condition and BLE · checked 2026-09-12 · Denco

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Sources & scope

Denco supplier reference: RC 821LMC-SDenco · US · checked 2026-09-12

Anderson prepared this reference from the listed evidence. Source statements are not an Anderson installation inspection or independent product test. Official documents stay on their publisher’s website.

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