Cadet Com-Pak Twin CSTC402TW

Last updated: November 9, 2026

Cadet Com-Pak Twin CSTC402TW
3.9/5#3 of 11 in wall heater baseboard heaters
3.9

A powerful, low-cost twin wall heater for a big room on 240 V. The best price per watt in the category.

  • 4,000 WOutput
  • 240/208 VVoltage
  • Built inThermostat
  • 2 yearsWarranty
Check price at Amazon$193.98

Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • 4,000 W from one grille, enough for a large living room or open entry
  • Thermostat, wall can and grille all in the box
  • Two manual-reset limits and two backup fuses
Cons
  • Needs a 30 A, 240 V circuit for its 16.7 A draw
  • Horizontal wall mounting only, not vertical or ceiling

How it scores

The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

Specifications

Model numberCSTC402TW
Heat
TypeFan-forced wall heater
Rated output4,000 W (3,000 W on 208 V)
Voltage240/208 V
Heating elementTwo nichrome wire elements on mica insulators
Maker's heating area750 sq ft
Controls
ThermostatBuilt in (mechanical)
Selectable wattageNo
Remote or timerNo
Safety
Overheat cutoutManual reset
Backup thermal fuseYes
Build
Weight12 lb
Warranty2 years

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