Hitachi
Japanese quality, wide output range for UK homes
Hitachi is a strong choice for UK homeowners. From Japan, founded 1910. Heat output range: 4 kW - 16 kW. SCOP: Up to 4.3. Noise: 40-50 dB.
Key specifications
Score breakdown
+Pros
- Over 100 years of Japanese engineering expertise
- Yutaki S performs well in cold weather conditions
- Wide output range to suit most property sizes
- Competitive efficiency ratings
- R32 refrigerant across most models
-Cons
- Smaller UK installer network than Mitsubishi Electric
- Lower brand recognition in UK heat pump market
- Regional support coverage can be inconsistent
Best for
Not ideal for
Top models
| Model | Heat output | SCOP | Approx. installed price |
|---|---|---|---|
| Yutaki S 4kW | 4 kW | 4.3 | £4,500-6,500 installed |
| Yutaki S 8kW | 8 kW | 4.1 | £6,000-8,500 installed |
| Yutaki S 14kW | 14 kW | 3.8 | £8,000-11,000 installed |
Prices shown include installation and are after the £7,500 BUS grant where applicable. Correct as of April 2026.
Hitachi heat pump - common questions
Hitachi Yutaki S is a solid mid-range option backed by over 100 years of Japanese engineering. Efficiency is competitive (SCOP up to 4.3) and cold-weather performance is good. The main limitation in the UK is a smaller installer network, which can affect both installation lead times and aftercare support.
The Hitachi Yutaki S achieves SCOP up to 4.3 on the 4 kW model. Larger outputs (8-14 kW) typically achieve 3.8-4.1 SCOP. This places Hitachi in the upper-mid tier of the market alongside Nibe and Toshiba.
Yes. Hitachi Yutaki heat pumps are MCS-approved and eligible for the £7,500 Boiler Upgrade Scheme grant, provided you use an MCS-certified installer.
Mitsubishi Ecodan edges ahead on efficiency (SCOP 4.5 vs 4.3), UK installer network size, and brand recognition. Hitachi Yutaki may be priced slightly more competitively in some markets and offers similar Japanese build quality. Both are BUS-eligible and MCS-approved.
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Important disclaimer
www.heatpumpcompared.co.uk is editorially independent and not affiliated with any heat pump manufacturer or installer. We do not provide heating advice. Prices, specifications, SCOP ratings and grant amounts are correct as of April 2026 but are subject to change. Always commission a professional heat loss survey before purchasing a heat pump system.