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Hydronic Controls & Sensors

Zone panels, outdoor reset controls, temperature sensors, and Wi‑Fi modules to optimize hydronic system performance.

Showing 93 Products

Aquastat Relay 120V 120–240°F

Part #: HW-L8148J1009/U

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Humidity Sensor 24V RH

Part #: HL39ZZ021

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Upper Water Heater Thermostat with ECO and Cover

Part #: AW-100108683

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Lower Water Heater Thermostat 240V with Cover

Part #: AW-100108421

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Control Module

Part #: WM-383301211

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Cascade Cables, 3 Meters

Part #: RI-REU-CSA-C1

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Lower Thermostat ENS Replacement Control

Part #: ASW-50315076986

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Communication Board, EVG, Replacement for Compatible Weil-McLain Boilers

Part #: WM-383900110

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Ignitor for Gas-Fired Hydronic Boilers

Part #: WM-640000109

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Magnetic Anode Replacement Kit for Aqua Plus Series 1 Indirect Water Heaters

Part #: WM-633500014

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Pilot Proving Ignition Sensing Control 24 Volt Sizes 13–23

Part #: WM-511330097

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Ignition Sensing Control Module with Damper Molex Connector

Part #: WM-511330095

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Choose upto 4 products to compare