Description
The Schneider Electric (Barber Colman) ETI800-4 is a 4-inch immersion temperature sensor engineered for precise fluid temperature measurement in commercial HVAC and building automation system (BAS) applications. Designed for installation directly into pipes and hydronic systems, this sensor delivers reliable, accurate readings to support efficient system control and energy management.
Product Overview
The ETI800-4 features a 4-inch immersion probe length, making it well-suited for a wide range of pipe sizes and hydronic piping configurations. As part of Schneider Electric’s trusted Barber Colman sensor line, it is built to integrate seamlessly with building automation controllers, DDC systems, and other HVAC control platforms requiring accurate liquid temperature sensing.
Key Features
- 4-inch immersion probe for direct fluid temperature measurement
- Designed for hydronic piping and HVAC water systems
- Compatible with building automation and DDC control systems
- Part of the Schneider Electric (Barber Colman) ETI800 sensor series
- Durable construction for long-term, reliable performance
- Suitable for commercial and light industrial HVAC applications
Typical Applications
- Chilled water and hot water supply/return temperature sensing
- Boiler and hydronic system monitoring
- Building automation and energy management systems
- Commercial HVAC control loops requiring liquid temperature feedback
Why Choose the ETI800-4?
Schneider Electric’s Barber Colman sensor line has a long-standing reputation for accuracy and reliability in commercial building controls. The ETI800-4 provides HVAC professionals and building automation engineers with a dependable sensing solution that integrates easily into modern control architectures, helping optimize system performance and reduce energy consumption.







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