Contemporary Controls now offers BACnet-compliant wired or wireless communicating thermostats suitable for modulated heating, cooling, and ventilation for 4-pipe HVAC systems. “The new thermostats are ...

I dunno if this qualifies as "other hardware", but I don't see a better forum and I've gotten some great advice from Ars users in the past, so I'll give it a try... I'd like to replace my old HVAC ...

The XC95m fully communicating modulating furnace modulates its heat output based on indoor conditions. As the difference between set and indoor temperatures increases, the furnace increases its heat ...

The Freedom 95 Comfort-R™ variable-speed, modulating communicating furnace has a precise level of fuel control, which makes the furnace incredibly efficient, earning the Energy Star® rating, says the ...