Relays & Misc Controls
iO Controls iO-WR Wireless Relay Kit
Wireless relay kit. Base module has 3 transmitting and 1 receiving channel. Satellite module has 3 receiving and 1 transmitting channel. Up to 100 foot range.
From $219.70
iO Controls iO-WRP Long Range Wireless Relay Kit
Wireless relay kit - long range. Base module has 3 transmitting and 1 receiving channel. Satellite module has 3 receiving and 1 transmitting channel. Up to 1/4 mile range.
From $412.71
iO Controls Universal Thermostat Smart Wire Module
Used where you need to control up to 5 digital outputs and only have 2 wires between locations such as a thermostat and HVAC system. 2 to 5 wire adapter.
From $123.50
iO Controls Lead Lag Controller
24V lead/lag controller offers balanced operating time between 2 redundant devices.
From $117.08
Greystone LY General Purpose Relays
LY series general purpose relays. 10A switching capacity.
From $27.20
Neptronic CCC Relay Interface Boards
Interface boards ideal for fan coil applications where 240/120 Vac equipment must be controlled by a 24Vac thermostat controller.
From $50.00
Greystone PS Regulated DC Power Supplies
Regulated DC Power Supplies. 24 VAC input/DC outputs.
From $68.60
Greystone Miscellaneous Equipment
Damper End Switches, Loop Powered Indicator and WD Water Detector.
why buy from us?
We're engineers passionate about home ventilation and serious about customer service – so you can count on us for carefully-selected equipment and expert advice to ensure your project is a success from specification to installation.
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