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Replacement Valve for A.O. Smith Water Heaters

WT8840B1500/U

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  2. products
  3. Energy
  4. Water Heater Controls
  5. Water Heater Valves
  6. Gas Water Heater Control
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Replacement Valve for A.O. Smith Water Heaters

WT8840B1500/U

Reliable Temperature Sensing

The WT8840 water heater control from Resideo is designed for use in standing pilot applications using an immersion well for water temperature sensing. It is powered from a thermopile heated by the standing pilot flame. Includes an integrated NTC temperature sensor.

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Specifications

Replacement Valve for A.O. Smith Water Heaters
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Warning
This product must be installed by a qualified/licensed contractor and set up with properly calibrated test equipment. Failure to have the installation performed by a qualified professional could result in substantial property damage, and even severe personal injury or death, and Resideo will not be responsible for any damages or injuries resulting from not observing this warning.

Product Overview

The WT8840 series is the Water Heater Control for trade use to replace WV8840 valves used in A O Smith and Bradford White Water Heaters. It is designed for use in Standing Pilot applications using an immersion well for water temperature sensing. An included integrated NTC temperature sensor reads water temperature within the appliance up to 221 F (105 C).

How to get started

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1. Create a pro portal account

INSTALLERS:

Check with your company admin to get an invite to your company's profile, then create your own account.

COMPANY ADMINS:

If your company does not have a Pro Portal yet, have your company admin sign up here.

Make sure you update your company information and simply upload your company logo.

2. Get the app

Simplify the installation for your technicians and homeowners. Download the App here.

Note: Resideo Pro App currently works with T5 & T6 smart Thermostats

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3. Install

Use the Resideo Pro App to install T6 Pro Smart Thermostat in homes, which will associate those homes to your company. Then you'll be able to select which homeowners see your logo based on the pricing per household (consumer will not be charged).

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