Small Space Heater That Saves Room & Energy

How to choose a small space heater

Match it to your room size
Pick ceramic for fast, even heat
Check the safety features
Consider noise if it's for a bedroom
Look at wattage to keep running costs down

Why a small heater is often the smarter choice

If you spend most of your evening in one room, heating the whole house is money spent warming empty rooms. A small space heater lets you turn the main heating down and keep just your room comfortable.

Small heaters also warm up a compact room faster, because there's less air to heat. RapidHeat's ceramic plates heat within seconds and the fan spreads that warmth so you feel it within minutes.

RapidHeat: 400W/800W ceramic heater

Thermostat, remote and timer · 30-day money-back guarantee

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What 'small' should really mean

Small should mean small in size and small in running cost, not small in safety. Look for a heater that takes up little room, uses modest wattage and still has proper safety features: overheat protection, automatic shut-off and a thermostat.

RapidHeat checks all three. It plugs straight into the wall, so it uses no floor space at all, and runs at 400W or 800W.

Small space heater buying checklist

Room size: one RapidHeat suits up to about 250 sq ft (≈23 m²)
Heating type: ceramic warms quickly and evenly
Controls: thermostat, timer and a remote are worth having
Noise: around 45 dB is quiet enough for sleep and calls
Safety: overheat protection and auto shut-off as standard
Guarantee: buy where you can return it if it isn't right

How many small heaters do you need?

For a typical bedroom or office, one is enough. For a larger lounge, an open-plan area or a draughty older room, two units placed on different walls heat more evenly than one heater on full power. That's why our 2-pack is the most popular choice.

Why RapidHeat fits

Plugs straight into a wall outlet, so there's nothing to install
Ceramic heating with 400W and 800W modes
Digital thermostat, remote control and timer
Quiet at around 45 dB
Overheat protection and automatic shut-off
Suits rooms up to about 250 sq ft (≈23 m²)

How many heaters for your room?

A rough guide for topping up a home that has some heating. Cold, high-ceilinged or poorly insulated rooms may need more.

Room size	Typical room	RapidHeat units
Up to 250 sq ft (≈23 m²)	Bedroom, office, small living room	1
Up to 500 sq ft (≈46 m²)	Living room, large bedroom	2
Up to 750 sq ft (≈70 m²)	Open-plan or draughty room	3
Larger spaces	Alongside your main heating	4

What it costs to run

Maximum cost at full power, for common electricity prices per kWh in your own currency. With the thermostat cycling off once the room is warm, real costs are often lower. Try the energy cost calculator with your exact price.

Price per kWh	Low 400W / hour	High 800W / hour	High, 4 h a day / month
0.15	0.06	0.12	14.40
0.25	0.10	0.20	24.00
0.35	0.14	0.28	33.60

Who RapidHeat is not for

We'd rather you buy the right heater than return the wrong one. RapidHeat isn't the best choice for:

Heating a whole house or open-plan floor on its own
Large rooms over about 250 sq ft (≈23 m²) with just one unit (use two or more)
Bathrooms or anywhere it could get splashed with water
People who want silent, fan-free heat (try an oil-filled radiator)

Common questions

What size room will one RapidHeat heat?

One unit suits rooms up to about 250 sq ft (≈23 m²), such as a bedroom, home office or small living area. For bigger or draughty rooms, use two or more units in different parts of the room.

How much does RapidHeat cost to run?

At full power RapidHeat uses 0.4 kWh per hour on Low (400W) or 0.8 kWh per hour on High (800W). Multiply that by your electricity price per kWh. At 0.25 per kWh that's 0.10 per hour on Low and 0.20 per hour on High. The thermostat cycles it off once the room is warm, so real use is often lower.

Is it noisy?

RapidHeat runs at around 45 dB, which is roughly as loud as a quiet library or a soft hum. Most people can sleep or take calls next to it.

Is RapidHeat safe?

It has overheat protection, automatic shut-off and a thermostat. As with any heater, plug it directly into a wall outlet, keep about 1 m (3 ft) clear around it, never cover it and keep it away from water.

Is a small space heater enough for a living room?

For a small living room, yes. For a larger or open-plan living room, use two or more units placed in different spots.

What if it doesn't work for me?

Every order from the official store comes with a 30-day money-back guarantee. Contact support and we'll walk you through the return.

A small space heater with big comfort