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Kelvinator 2.5kW Reverse Cycle Inverter Split System KSD25HWJ
Kelvinator

Kelvinator 2.5kW Reverse Cycle Inverter Split System KSD25HWJ

Pre-OrderEnergy A++
£671.64£800.00Save £128.36

Trade pricing available — apply or sign in for your trade rate

Dispatched in 2-3 working days
UK-Wide Delivery
Free UK mainland delivery on in-stock units
🇪🇺 EU Delivery available
EU pre-order — approx. 4 weeks, dispatch + 5–10 working days EU transit
Orders under €150 ship VAT-paid at checkout (IOSS, no charges on delivery). Orders of €150 or more ship DDU — import VAT and customs duty are collected by the courier on delivery.

Retail prices include VAT.

Experience year-round comfort with the Kelvinator 2.5kW Reverse Cycle Inverter Split System. Designed for smaller bedrooms or home offices, this unit combines efficient cooling with powerful heating capabilities. Featuring advanced inverter technology, it maintains your desired temperature quietly and consistently, reducing energy consumption compared to traditional fixed-speed models. The integrated Wi-Fi connectivity allows you to control your home climate remotely via your smartphone, ensuring you always return to a perfectly conditioned space. With a sophisticated multi-stage filtration system, it actively purifies your indoor air, removing dust and allergens for a healthier living environment. Its sleek, modern aesthetic blends seamlessly into any UK interior, while the robust build quality ensures long-term reliability. This unit is an ideal choice for those seeking a balance of performance, smart functionality, and energy efficiency in a compact, wall-mounted package.

1

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Smart-home ready

Connects natively with the systems below — control by app or voice.

Kelvinator Home AppGoogle AssistantAmazon Alexa
  • Free UK mainland delivery on in-stock units
  • Manufacturer warranty included
  • 14-day returns

Full Specifications

Cooling Capacity8,500 BTU
Recommended Room Size15-20 sqm
Energy RatingA++
Smart HomeKelvinator Home App, Google Assistant, Amazon Alexa
Noise Level—
CategorySplit System AC
SKUKSD25HWJ

Description

Experience year-round comfort with the Kelvinator 2.5kW Reverse Cycle Inverter Split System. Designed for smaller bedrooms or home offices, this unit combines efficient cooling with powerful heating capabilities. Featuring advanced inverter technology, it maintains your desired temperature quietly and consistently, reducing energy consumption compared to traditional fixed-speed models. The integrated Wi-Fi connectivity allows you to control your home climate remotely via your smartphone, ensuring you always return to a perfectly conditioned space. With a sophisticated multi-stage filtration system, it actively purifies your indoor air, removing dust and allergens for a healthier living environment. Its sleek, modern aesthetic blends seamlessly into any UK interior, while the robust build quality ensures long-term reliability. This unit is an ideal choice for those seeking a balance of performance, smart functionality, and energy efficiency in a compact, wall-mounted package.

Compare similar units

Side-by-side specs for other split system ac in a similar BTU range.

Cooling Capacity
8,500 BTU
8,500 BTU
8,500 BTU
8,500 BTU
Room Size
15-20 sqm
Up to 25m²
Up to 25m²
Up to 20m²
Energy Rating
A++
A++
A+++
A++
Heating Capable
Yes (heat pump)
Yes (heat pump)
Yes (heat pump)
Yes (heat pump)
Smart Home
Kelvinator Home App, Google Assistant, Amazon Alexa
Samsung SmartThings
Google Home, Amazon Alexa
Amazon Alexa, Google Home
Stock
Pre-Order
In Stock
In Stock
Pre-Order
Price inc VAT
£671.64
£995.00
£1,014.93
£589.55

Annual energy savings estimate

How much this A++-rated unit could save versus a standard C-rated model, based on your usage.

This unit

69 kWh/yr

EER 13

Standard model

112 kWh/yr

EER 8

Est. saving

£11.64

43 kWh/yr less

Estimate based on the unit's energy-rating efficiency factor and cooling capacity (8,500 BTU). Actual savings vary with room size, climate and usage patterns.

Winter heating cost: this AC vs electric heaters

This unit reverses to heat your room in winter. Based on its 3 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.

Electric heater / season

£647

This AC / season

£216

You save / season

£431

~67% less electricity

Heating methodElectricity / seasonCost / seasonEfficiencySummer cooling
This heat-pump AC799 kWh£216Up to 300%
Plug-in electric heater2396 kWh£647100%
Electric storage heater2396 kWh£647100%

Heat output estimated from this unit's 10,900 BTU/hr rating. A heat pump moves heat (COP ≈ 3), so it uses about a third of the electricity of a direct-electric heater for the same warmth. Actual savings vary with room size, insulation, tariff and usage. See the full comparison →

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