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Key Benefits for Technicians Slow-Opening Action: Provides a soft-start ignition profile
Engineered with a 1-5/8" ODS solder connection
Industrial Construction: Rugged cast iron body with brass trim provides longevity in closed-loop hydronic systems
This 660-505 high pressure switch is calibrated for precision
Industrial Versatility: Dual-fuel rated for Natural Gas and LP Gas
Viessmann 7179114 Sensor R-22 Key Benefits for Technicians Slow-OpeningMaintain precise temperature modulation in your hydronic system with the Viessmann 7179114 Sensor #5. Specifically engineered as a DHW Immersion NTC Sensor, this genuine OEM component provides critical feedback to the boiler control unit for domestic hot water production. Designed for high accuracy thermal monitoring, it utilizes a 10k Ohm NTC thermistor curve to ensure the burner fires only when necessary, maximizing fuel efficiency and preventing