Specification

3000 W
2500 W 4000 W
°STELPRO reserves the right to modify descriptions, manufacturing specifications or prices without prior notice. No returns accepted on optional-color products.
For all the latest models and prices, please refer to our website at www.stelpro.com.
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ST252NP – ST302NP – ST402NP
ELECTRONIC THERMOSTATS FOR BASEBOARDS AND CONVECTORS
NON-PROGRAMMABLE
COLOR
• white
FINITION
• molded plastic
WATTAGE AND VOLTAGE
ST252NP
• 150 W to 1250 W @ 120 V
• 260 W to 2160 W @ 208 V
• 300 W to 2500 W @ 240 V
ST302NP
• 150 W to 1500 W @ 120 V
• 260 W to 2600 W @ 208 V
• 300 W to 3000 W @ 240 V
ST402NP
• 150 W to 2000 W @ 120 V
• 260 W to 3475 W @ 208 V
• 300 W to 4000 W @ 240 V
CONTROL
• two-wire connection
• eco mode: One-click temperature
setback
• 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
• three years
* independent study
COMFORT MADE SIMPLE
°STELPRO’s all-new non-programmable electronic thermostats for baseboards and convectors will meet all your needs.
Harmonious design, superior technology and safe operation merge to ensure your comfort in all circumstances. Thanks to their
advanced technology, you’ll enjoy energy savings up to 12% compared to a mechanical thermostat.
ENERGY SAVINGS UP TO 12%*
ECO MODE
ONE-CLICK TEMPERATURE SETBACK
UNBEATABLE ACCURACY
QUALITY SENSORS AND ADVANCED
ALGORITHMS
SAFE DESIGN
SEALED HOUSING
S
3
MOUNTING PLATE
STURDY, SIMPLE AND SAFE
INSTALLATION
TECHNICAL SPECIFICATIONS
PRODUCT WATTS VOLTAGE MAX. AMPERAGE FREQUENCY PACKAGING UNIT PRICE
CODE MINIMUM MAXIMUM VOLTS AMPERES HZ
ST252NP
150/260/300 1250/2160/2500 120/208/240 10.4 60 BOX 48.00
ST302NP
150/260/300 1500/2600/3000 120/208/240 12.5 60 BOX 51.50
ST402NP
150/260/300 2000/3475/4000 120/208/240 16.7 60 BOX 59.00
DIMENSIONS ST252NP - ST302NP : 4,35 in. wide, 4,94 in. high and 1,38 in. deep
DIMENSIONS ST402NP : 4,94 in. wide, 4,94 in. high and 1,38 in. deep
FC_ST252-ST302-ST402_NP_US_300519