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Datasheet generated 2026-10-07
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Danfoss FJVA 15 Thermostatically Operated Water Valve G 1/2

Danfoss · HVAC & Refrigeration · Water Regulating Valves · Denmark · danfoss.com
Part Number
003N8210  ·  HS 8481.80
Danfoss FJVA 15 Thermostatically Operated Water Valve G 1/2

Danfoss FJVA 15 thermostatically operated cooling-water valve, OEM P/N 003N8210. Self-acting valve that regulates the flow of condenser cooling water from the water temperature — the entire filled bellows element acts as the temperature sensor, so no separate capillary bulb is required. Opens on rising sensor temperature; fit in the cooling-water return line. Brass body, G (ISO 228-1) 1/2 in connection. Kv 1.9 m³/h; orifice 15 mm. Sensor temperature range 25 – 65 °C. Max working pressure 16 bar; media temperature -25 °C to 130 °C. Media: Fresh water, neutral brine. Confirm the setting range and code against the datasheet before ordering.

Technical Specifications

BrandDanfoss
Part number003N8210
ModelFJVA 15 thermostatically operated water valve
CategoryHVAC & Refrigeration — Water Regulating Valves
Versionwithout capillary sensor (bellows acts as the sensor), G (ISO 228-1) connection
Functionself-acting cooling-water valve; opens on rising sensor (cooling-water) temperature; throttles condenser cooling water by temperature
Nominal sizeFJVA 15 (DN 15)
Water-side connectionG 1/2 in, ISO 228-1 (inlet and outlet)
Kv1.9 m³/h (Cv 2.2 gal/min)
Orifice15 mm
Bypass diameter2 mm
Sensor temperature range25 – 65 °C
Max working pressure (MWP)16 bar (232 psig) water side
Differential pressure (max)10 bar
Media temperature range-25 °C to 130 °C
Body materialbrass
MediaFresh water, neutral brine
PackingSingle pack
EAN5702423004973
MaterialsValve housing hot-pressed brass; bellows and regulating parts stainless steel; adjustment spring steel
ApprovalsEAC, PED, EU RoHS, China RoHS

Properties

MaterialValve housing hot-pressed brass; bellows and regulating parts stainless steel; adjustment spring steel
Pressure rating16 bar (232 psig) water side max working pressure
Temperature range-25 °C to 130 °C
Standard sizeFJVA 15
Thread standardISO 228-1
MOQ1

Compatibility

Fit in the cooling-water return line with the flow arrow in the direction of flow; the bellows senses the water temperature directly (no separate bulb). Opens on rising temperature. Confirm code, water connection and setting range before ordering.

Standards

Approvals

Attached Documents