Horner Electric HE693RTM705 — RTU Master Communication Module

Part number	HE693RTM705
Brand	Horner Electric
Category	Communication Module
Description	RTU Master Communication Module
Manufacturer	Horner Electric
Product Type	RTU Master Communication Module
Product Line	RTU Master Communication Modules
Part Number	HE693RTM705
Weight	1.75 lbs (0.79 kg)
Mounting	Vertical
LED Indicators	Yes (OK, P1, and P2)
Compatibility	Series 90-30 PLCs
Compatible CPUs	CPU331 or larger CPUs
Power Consumption	425 mA at 5 Volts DC
Current Consumption	425 milliamps
Communication Protocols	RS-232/RS-485
Expansion Racks	Not Supported
Master Channels	2 Modbus/RTU Master Channels

The HE693RTM705 by Horner Electric serves as an RTU master communication module designed for vertical mounting. This product is specifically compatible with Series 90-30 PLCs and works with CPU331 and larger CPUs, offering reliable communication capabilities.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.