King Electric Multi-Watt Kickspace Heater: Full Performance Review

The King Electric Multi Watt Horizontal/Vertical Kickspace Heater offers versatile heating options, efficient performance, and a sleek design for compact spaces.

The King Electric Multi-Watt Horizontal/Vertical Kickspace Heater is a versatile solution for tight spaces needing supplemental heat. This in-depth review covers its performance, installation options, and key features that make it stand out in the kickspace heater category.

KING

King KT2415-MW-SB KT-MW Multi-Watt Kickspace Heater, 1500W…

• Fits Under Kitchen & Bath Cabinets
• NiChrome Open Coil Element For Quick Heat Transfer
• Multiple Wattage Options, to Tailor to a Room’s Specific Heating Requirements

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Key Features and Specifications

This heater offers flexible installation and performance:

• Multi-watt capability (500/750/1000/1500W)
• Horizontal or vertical mounting options
• Compact 3.5″ height fits standard toe-kick spaces
• Built-in adjustable thermostat
• Overheat protection
• Durable all-metal construction

Heating Performance

With four wattage settings, this unit provides precise temperature control for spaces up to 150 sq ft. The 1500W setting delivers 5,120 BTUs, making it ideal for bathrooms, kitchens, or as supplemental heat in rooms with poor circulation.

Installation Flexibility

The unit’s slim profile allows installation where traditional heaters won’t fit. It works equally well mounted horizontally under cabinets or vertically in tight wall spaces. For similar space-saving solutions, see our review of the best built-in gas heaters.

Design and Build Quality

King Electric uses heavy-gauge steel construction with a baked enamel finish. The design features:

Safety Features

The heater includes automatic overheat protection and a thermal cutoff switch. The exterior remains cool to the touch during operation, making it safe for homes with children or pets.

Installation Considerations

Proper installation is crucial for optimal performance:

1. Ensure minimum clearance requirements are met (3″ sides, 6″ front)
2. Select appropriate voltage (120V or 240V models available)
3. Choose horizontal or vertical orientation based on space
4. Consider pairing with a smart thermostat for enhanced control

Wiring Requirements

The unit requires dedicated circuit wiring. For 1500W operation at 120V, a 20-amp circuit is necessary. Professional installation is recommended for all hardwired models.

Energy Efficiency

While not as efficient as some modern alternatives, the multi-watt capability allows for energy-conscious operation:

• 500W setting consumes 0.5 kWh
• 1500W setting consumes 1.5 kWh
• No standby power consumption

For those seeking more efficient options, consider comparing with Energy Star-rated portable heaters.

Maintenance and Longevity

Routine maintenance is minimal but important:

• Annual vacuuming of internal components
• Inspection of electrical connections
• Testing of safety features

The unit carries a 5-year limited warranty, with many users reporting 10+ years of reliable service with proper care.

Comparison to Similar Models

When compared to other kickspace heaters like the Cadet CSC Series, the King Electric offers:

• More wattage options (4 vs 2)
• Greater installation flexibility
• Lower profile design
• More durable construction

For commercial applications or larger spaces, the best industrial heater blowers may be more appropriate.

User Experiences

Real-world users report:

• Excellent performance in small bathrooms
• Effective supplemental heat for kitchens
• Quiet operation compared to forced-air units
• Some concerns about thermostat accuracy at lowest settings

The heater’s performance in various applications makes it a versatile choice for residential use, though for outdoor applications, consider specialized options like patio heaters.

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