Weil McLain 383-500-300 Return/Supply Water Sensor

Description

The Weil McLain 383-500-300 is an OEM return/supply water sensor engineered as a direct replacement for compatible Weil McLain boiler systems. Designed to deliver accurate water temperature readings at both the supply and return lines, this sensor plays a critical role in maintaining efficient boiler operation, protecting the system from overheating, and optimizing hydronic heating performance.

Product Overview

As a genuine Weil McLain replacement part, the 383-500-300 sensor integrates seamlessly with the boiler’s control system to provide real-time temperature data. Accurate supply and return water temperature sensing allows the boiler control to modulate firing rates, manage system efficiency, and prevent unsafe operating conditions.

Key Features

• OEM Weil McLain return/supply water sensor
• Monitors supply and return water temperatures for precise boiler control
• Designed for direct, drop-in replacement compatibility
• Supports efficient hydronic system operation and energy management
• Helps protect boiler from thermal overrun and unsafe temperature conditions
• Durable construction for long-term reliability in demanding hydronic environments

Applications

• Weil McLain boiler systems requiring return/supply water temperature sensing
• Residential and light commercial hydronic heating systems
• Boiler control and safety system maintenance and repair

Why Choose OEM Replacement Parts?

Using genuine Weil McLain replacement sensors ensures full compatibility with your boiler’s control board and safety circuits. Aftermarket substitutes may not meet the original calibration specifications, potentially compromising system efficiency and safety. The 383-500-300 is the trusted choice for HVAC professionals who demand reliable, accurate performance from every component.