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HAI Thermostat RC-90 (RC-80 compatible) fully controllable via serial port
Lot · Thermostats How it works

HAI Thermostat RC-90 (RC-80 compatible) fully controllable via serial port

Starting price (see what it sold for on eBay ↗) $39.00 as of Aug 2, 2026
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Closes Aug 3 · 12:32 AM EST
Bid on eBay Buy It Now $119.00

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Past Thermostats auctions
Condition Used
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Ships from ZIP 950**
marcmerlin 140 ratings · 100.00% positive
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Description

From the seller
HAI Thermostat RC-90. It is fully RC-80 compatible (they are functionally equivalent).

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