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Stelpro > Controls > For fan Heaters > ST252NPFF-ST402NPFF

Non-Programmable Electronic Thermostats for Fan Heaters

A wind of change!

ST252NPFF-ST402NPFF

Specially designed for fan heaters, these models deliver the utmost comfort thanks to their advanced features such as boost and lobby modes. Bringing together harmonious design, superior technology and safety, they offer comfort with complete simplicity.

Product images

Advantages

Up to 12% in energy savings*
ECO mode for one-click setpoint lowering
Boost mode for fast temperature rise
Lobby mode to compensate for rapid temperature drops
Unmatched precision: high-quality sensors and advanced algorithms
S3 mounting plate for easy, sturdy and safe installation

* independent study

COLOR

White

FINISH

Molded plastic

WATTAGE AND VOLTAGE

ST252NPFF

150 W to 1250 W @ 120 V
260 W to 2160 W @ 208 V
300 W to 2500 W @ 240 V

ST402NPFF

150 W to 2000 W @ 120 V
260 W to 3475 W @ 208 V
300 W to 4000 W @ 240 V

CONTROL

Three-wire connection
Compatible with forced-air units
Eco mode: One-click temperature setback
Maximum power when “boost” mode is activated (with a timer)
Display in Celsius or Fahrenheit

ACCURACY

Accurate ambient temperature control of ± 1°F
CSA C828-13
Temperature sensing with thermistor

TEMPERATURE RANGE

41 to 86 °F

WARRANTY

Five years

SpecsheetDownload the product specsheet containing product specs and other useful information

User guideVersion T07 and above

User guideVersion 6B and below

ST252NPFF Technical drawingsDownload the ST252NPFF Technical drawings

ST402NPFF Technical drawingsDownload the ST402NPFF Technical drawings

Shop drawingsDownload the product shop drawings

3 wires electronic thermostat installation

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