Honeywell Home L4081B1096 Aquastat Controller, 10°F Differential, 3″ Insulation

The Honeywell Home L4081B1096 is a dependable aquastat controller engineered for precise water temperature management in residential and light commercial hydronic heating systems. Designed to protect boilers and maintain consistent comfort, this controller is a trusted solution for HVAC professionals and plumbing contractors.

Product Overview

The L4081B1096 aquastat controller monitors and regulates boiler water temperature, preventing overheating and ensuring efficient system operation. Its fixed 10°F differential provides stable, predictable control cycling, while its design accommodates pipes with up to 3″ of insulation — making it well-suited for a wide range of installation environments.

Key Features

• 10°F fixed differential for consistent, reliable temperature control cycling
• Accommodates pipes with 3″ insulation for versatile installation
• Designed for use in hydronic boiler heating systems
• Trusted Honeywell Home engineering for long-term reliability
• Suitable for residential and light commercial applications
• Compact, robust construction for straightforward field installation

Application

The L4081B1096 is ideal for use as a high-limit or operating control on hot water boilers. It helps protect heating equipment from damage caused by excessive water temperatures, contributing to system longevity and energy efficiency.

Specifications

• Brand: Honeywell Home
• Model / SKU: L4081B1096
• Differential: 10°F (fixed)
• Insulation Compatibility: 3″
• Application: Hydronic / Hot Water Boiler Systems