HRF-M5-TRF

A battery-free 433MHz wireless pedal that harvests its own power — no trailing cable, easy to clean and reposition, with strong interference immunity.

General Features

Material	Flame-retardant reinforced PC
Rated	16A / 250VAC (resistive)
Contact Form	2a
Internal Switch	None — 433MHz wireless transceiver
Transmission	433MHz; 1-to-10 pairing
Power	Battery-free (self-generating)
Insulation Resistance	≥100MΩ (500VDC test)
Mechanical Life	≥1,000,000 cycles
Compliance	YY1057-2016 medical foot switch standard
Protection Rating	IPX7

Structural Features

❶Housing	Flame-retardant reinforced PC; sealed to IPX7 for easy cleaning.
❷Wireless Module	433MHz battery-free transceiver — energy harvested from the pedal press; 1-to-10 pairing.
❸Receiver	Self-powered (-WJR) and USB receiver (-U) options.

Installation Mode

Fully wireless and cable-free — place anywhere within range. Pair one transmitter with up to ten receivers. Self-powered and USB-receiver versions available.

Dimensions & Wiring

Variants: M5-TRF / -WJR self-powered / -U USB receiver