Heddolf / Accessory reference

Heddolf M220

Heddolf M220: Heddolf M220 is described as a 300 MHz transmitter with ten DIP switches, limited to Multi-Code radios.

US source scopeUpdated 2026-09-12Independent Anderson reference

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Manufacturer identifier: M220. Keep every character when comparing it with your label or paperwork. A similar number does not establish the same component.

Denco supplier reference: RC M220-1KProduct h1 and span.sku; Description compatibility, button if explicit, RF and switch details · checked 2026-09-12 · Denco

Values apply to the exact identifier and scope in the cited source.
Supplier-stated detail	Heddolf M220 is described as a 300 MHz transmitter with ten DIP switches, limited to Multi-Code radios. Denco supplier reference: RC M220-1KProduct h1 and span.sku; Description compatibility, button if explicit, RF and switch details · checked 2026-09-12 · Denco
Selection limitation	Button count is not stated and cannot be read from supplier suffix -1K. Only Multi-Code is the stated scope; no exact receiver or installed-opener pair is supplied. Denco supplier reference: RC M220-1KProduct h1 and span.sku; Description compatibility, button if explicit, RF and switch details · checked 2026-09-12 · Denco

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Denco supplier reference: RC M220-1KDenco · US · checked 2026-09-12

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