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

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

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

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

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

Hydraulic Action Element Can be Mounted in any Position No-Leveling Required

Dustproof Steel Case

Special Screw Terminals with Ears Securely Hold Solid and Stranded Wires