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White metal baseboard heater, thirty inches long, with thermostat dial and indicator lights

OPTIMUS

OPTIMUS H-3603 30" baseboard heater with thermostat

SKU CH-TNX8-B0C8J MPN H-3603

A 30-inch baseboard heater with two heat settings, automatic thermostat control, tip-over safety switch and overheat alert light

  • Adjustable warmth with 750 and 1500 watt settings
  • Built-in thermostat maintains your chosen temperature automatically
  • Tip-over switch and overheat alert protect against accidents
  • cETLus certified for electrical safety compliance
  • Carrying handle and indicator light add daily convenience

Room heating solution

The OPTIMUS H-3603 is a 30 inch baseboard heater designed for supplemental room heating. It offers two heat settings at 750 and 1500 watts to match comfort needs. A built-in thermostat maintains the selected temperature automatically. This unit suits homeowners or renters wanting portable zone heating.

Thermals and safety systems

The heater uses an internal heat-limiting thermostat with an overheat alert light for protection. A tip-over safety switch cuts power immediately if the unit falls. The automatic thermostat control cycles the element to maintain warmth without constant maximum output. These features manage thermals and reduce fire risk during normal operation.

Build and daily operation

A durable heavy-gauge sheet metal cabinet houses the heating element and controls. A three-position function switch selects Off, Low or Hi settings with clear tactile feedback. Built-in carrying handle allows easy relocation between rooms. Power indicator light confirms active status at a glance. cETLus approval verifies compliance with North American safety standards.

How it compares

Measured against everything we stock in Space Heaters, at today’s prices. Recalculated every night.

Price $84.99
Pricier than about 82% of the 51 comparable items (median $50.99).

Specifications

Product
Brand nameOPTIMUS
Model nameH-3603
Size & build
Shipping weight4.99 kg
Package size381 × 381 × 381 mm

Questions about this item

How is the 30" baseboard heater mounted and what step is often missed?

Mount the heater horizontally on the wall using the keyhole slots on the back of the heavy gauge sheet metal cabinet; the step often missed is leaving the required clearance above and in front of the unit for airflow.

What maintenance or replacement will the H-3603 need over time?

Periodically vacuum dust from the cabinet vents and the internal heating elements; the tip-over safety switch and overheat alert light should be tested each season, but no user-replaceable parts are specified.

Which limit appears first during continuous high-heat operation?

The internal heat limiting thermostat will trip and illuminate the overheat alert light before the tip-over switch activates, cutting power to the 1500 watt element until the unit cools.

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