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Climate, Heating, Water Heating
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Heating & Boilers
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Thermostats
Thermostats
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Max. load (W)
Minimum hysteresis (°C)
Max. hysteresis (°C)
Pump hysteresis (°C)
Communication range (indoor) (m)
more parameters…
Communication range (outdoor) (m)
Sensor cable length (m)
Chain length (mm)
Chain load (g)
Immersion sleeve length (mm)
Programmable cycles per day
Minimum increment (min)
Accuracy (sec/day)
by rating
Honeywell 120 V Step Down Transformer AT72D1683/Z
This Honeywell NEMA Standard Transformer is a multi-mounting. 24-Volt control circuit step-down transformer designed to power any 24-Volt control system, including thermostats, gas valves and relays. 1 year limited warranty.
$
48.99
AceHardware.com
Delivery: USA
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Honeywell 120 V Step Down Transformer AT140A1000
Foot mounted, plate mounted, clamp mounted or panel mounted 120 Vac Transformer with Metal end bells. Provide power to 24 Vac circuits in heating/cooling control systems. Intended for use in systems with predictable, uniform loads. Can be used in any application that does not exceed the listed ratings.
$
32.99
AceHardware.com
Delivery: USA
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Eastman 120 V Silicon Nitride Ignitor Upgrade Kit 77570
The Eastman hot surface ignitor is manufactured using premium silicon nitride for long-lasting performance in high-temperatures. This universal ignitor is a replacement part for use in gas-fired appliances like furnaces, water heaters and boilers, compatible with over 150-OEM models. It can also be a good upgrade for silicon carbide ignitors, the new hot surface nitride ignitor will provide unparalleled performance for many seasons of use. Made right. Made to last.
$
54.99
AceHardware.com
Delivery: USA
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Honeywell 120 V Oil Burner Control R8184G4009
The Honeywell Protecto Relay provides intermittent ignition oil primary controls to operate the oil burner, oil valve (if desired) and the ignition transformer in response to a call for heat in oil burner systems. Manual trip safety switch lever and lockout indicator light is on the terminal strip which indicates system lockout. Has color-coded lead wires to make it easy for line voltage connections.
$
169.99
AceHardware.com
Delivery: USA
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Honeywell 0.75 V Metal Millivolt Thermopile Generator CQ200A1004
Thermopile generators have long been used in self-powered heaters and hot water equipment. The Honeywell CQ200A has been proven in millions of appliances as the contractor's preferred thermopile and are found in many of today's self powered gas fireplaces.
$
69.99
AceHardware.com
Delivery: USA
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Eastman 0.75 V Brass Millivolt Thermopile Generator 77571
The Eastman thermopile is a replacement part for self-powered gas appliances such as pool and spa heaters, gas furnaces, water heaters and gas fireplaces. The thermopile will leave the generator of your system working like brand new. This thermopile has a length of 36-inches with spade terminals. Its conveniently easy to install, leaving your appliance working in minutes! Made Right. Made to Last.
$
35.99
AceHardware.com
Delivery: USA
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Suitable for
gas boiler
electric boiler
solid fuel boiler
heater / underfloor heating
pump
heat pump
outdoor system
fan coil unit
Type
mechanical
electronic
Connection
wired
wireless
DIN rail
Control bus
Bus BridgeNet
eBus
EMS
OpenTherm
Mounting
into mounting box
to boiler/heater
on wall
portable
DIN rail
in socket
Max. load
< 3 kW
3 – 3.4 kW
3.5 – 3.9 kW
≥ 4 kW
Timer
daily
weekly
Features
floor/heating medium temp sensor
air temp sensor
outdoor temp sensor
outdoor temp sensor connection
display
pump exercise function
holiday mode
random mode
control via Internet
frost protection
child lock
operating hours counter
T sensor calibration
adjustable hysteresis
fixed hysteresis
Minimum hysteresis
< 0.5 °C
0.5 °C
1 °C
Max. hysteresis
< 0.5 °C
0.5 °C
1 °C
> 1°C
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