Immersion Type Controllers that Combine High Limit Protection with Switching Relay Control of Burner and Circulator Motors

High Limit Opens Burner Circuit Only

Select Models Include Transformer and Accessory Terminals for Adding a Remote Low Limit Controller

Case Available for Horizontal or Vertical Mounting

Requires a 24 Volt AC Thermostat with Heat Anticipator Set at 0.2 Ampere

Trade Line Models Include Well Adapter, Tube of Heat Conductive Compound and Range Stops

Immersion Type Controllers that Combine High Limit Protection with Switching Relay Control of Burner and Circulator Motors

High Limit Opens Burner Circuit Only

Select Models Include Transformer and Accessory Terminals for Adding a Remote Low Limit Controller

Case Available for Horizontal or Vertical Mounting

Requires a 24 Volt AC Thermostat with Heat Anticipator Set at 0.2 Ampere

Trade Line Models Include Well Adapter, Tube of Heat Conductive Compound and Range Stops

Use with AQ1000 Two-Wire Communicating Thermostats or Most Dry Contact Digital Thermostats

Offers Zoning Control for up to Four Zones and Controls up to Two Stages of Heat from a Single Thermostat

Can Expand up to 16 Zones with AQ255 or AQ257 or up to 64 Zones with AQ254 Add-A-Temp Panels

Line or Low-Voltage Output for Zoning Equipment, Including Pumps or Valves

Features Zone Synchronization Through the Zone or Greatest Demand Control

Automated Test Feature for Quick Start-Up and Simplified Troubleshooting

Provides Intermediate Switching of a Line and Low Voltage Devices from a Line or Low Voltage Controller and is Typically Applied in Hydronic Heating Systems

Replaceable Socketed Relays

Two Troubleshooting LED

Replaceable Transformer Fuse

Push to Test Button

Low Voltage Contact Rating for PowerPile Applications

Long Life DC Relay Drive Control Technology

Provide Intermediate Switching of a Line Voltage Device from a Low Voltage Controller

Integral Transformer Provides Low Voltage Power For Control Circuit

LCD Screen, Customizable Control Setting, Ability to Display Outdoor Temperature on Thermostat, Programmable Auxiliary Relay to Add System Versatility

Outdoor Reset or Load Reset, 0 to 10 Volt DC Output to Run Modulating Boiler, Support for 1 A/C Compressor and up to 64 Zones of Cooling

The Ability to Control 2-Temperatures with Injection Pump or Mixing Valve

Immersion Type Controllers that Combine High Limit Protection with Low Limit and Circulator Control in Forced Hydronic Heating Systems, Including Domestic Hot Water Service

Provide Multi-Zone Control by Using a Separate Circulator and R845 Relay for Each Zone

Include Diaphragm Power Head and Micro Switch Assembly that Respond to Temperature Changes in Boiler Water, Mount Directly to Boiler

Select Models Include Large Transformers and Extra Terminals for Supplying Power to Low Voltage Zone Valves

Require 24 Volt AC Thermostat with Heat Anticipator Set at 0.2 Amp (Plus Current Draw of Gas Valve on L8124E)

Tradeline Models Include Tube of Heat Conductive Compound and Range Stops

Integral Transformer Provides Low Voltage Power for Control Circuit

The RA832A is a DPST Relay, One Relay Pole is Designed for Low Voltage or Millivoltage (PowerPile) Auxiliary Load, Two Other Relay Poles are for Line Voltage Loads

Compatible with most thermostats, including power-stealing and electromechanical models

C-terminal available for every thermostat connection

The LED panel is visible and functional whether the cover is on or off, saving troubleshooting time

The gravity centered hang hole speeds mounting and the included DIN rail mounting system offers an additional option

Easy-to understand labels coded to wire colors increase installation speed and decrease the risk of errors

The covered control board reduces visual clutter and provides a surface for clear, plain language labeling

Familiar Setup-If you Know How to Install an Existing Panel, You can Install Ours Too, We Offer the Same Board Layout and Matching Functionality as Competitive Product

Status Panel -LED Panel is Visible and Functional Whether the Cover is on or off Which Gives the Installer the Ability to Quickly Troubleshoot the System Saving Time and Effort

Flex Panel Mounting - Gravity Centered Hang Hole Makes Quick Work of Mounting

Hinged Door and Quarter Turn Access Screw - Quarter Turn Access and Hinge Off Front Cover Make Access Quick and Easy While Still Providing Safety

Simple Layout Cover - Control Board is Covered to Reduce Visual Clutter and Provide a Surface on Which to Print Full Color Terminal Labels. Easy-to-Understand Labels Coded to Wire Colors will Increase Installation Speed and Decrease Errors