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Siemens 536-777-25 Liquid Immersion Temperature Sensor (2.5-Inch)

Siemens 536-777-25 2.5-inch immersion temperature sensor.

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ManufacturerSiemens

Part number536-777-25

Probe Length 2.5 inches

Sensing Element 100K Ohm Type 2 NTC Thermistor

Temperature Range 0 to 250 °F (-18 to 121 °C)

Housing Material Metallic (enclosure)

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12-month warranty

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Veteran-owned

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2.5-inch probe length 100K Ohm Type 2 thermistor Suitable for hot or chilled fluids Responsive to temperature change Accurate and reliable indication

Product description

The Siemens 536-777-25 is a liquid immersion temperature sensor designed for measuring fluid temperatures in HVAC and industrial applications. It features a 2.5-inch probe and a 100K Ohm Type 2 NTC thermistor sensing element. The sensor operates within a temperature range of 0 to 250 degrees Fahrenheit (-18 to 121 degrees Celsius).

This sensor is ideal for monitoring temperatures in hot or chilled water lines, heating systems, and process fluids. Its responsive design and accurate indication of temperature make it a reliable choice for maintaining system efficiency and preventing damage due to temperature extremes.

Source your Siemens 536-777-25 immersion temperature sensor from Stanlo Automation, your trusted veteran-owned distributor for quality surplus industrial parts.

Technical specifications

Probe Length	2.5 inches
Sensing Element	100K Ohm Type 2 NTC Thermistor
Temperature Range	0 to 250 °F (-18 to 121 °C)
Housing Material	Metallic (enclosure)
Application	Hydronic HVAC, Liquid Immersion
Output Signal	Resistance

Common applications

HVAC systems

Hydronic heating and cooling

Process fluid temperature monitoring

Boiler systems

Chiller systems

Compatible systems

Compatible with Siemens HVAC and BAS systems, and with immersion wells designed for 2.5-inch probes.

Also known as

QAM2035.005 IMMWELL SNSR

Replaces / compatible with

This sensor is part of the Siemens IMM series and is compatible with Siemens style housings and wells designed for 2.5-inch immersion.

Technical note

Expert tip

Ensure the immersion well is properly installed and sealed to prevent leaks and ensure accurate temperature readings.

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Frequently asked questions

What is the temperature range and sensing element of the Siemens 536-777-25 immersion sensor?

The Siemens 536-777-25 immersion temperature sensor measures temperatures from 0 to 250 degrees Fahrenheit (-18 to 121 degrees Celsius) and uses a 100K Ohm Type 2 NTC thermistor as its sensing element.