Bosch TR700121/24/27DESOB Electronic Instantaneous Water Heater 21/24/27 kW

The Bosch TR700121/24/27DESOB is a high-performance electronic instantaneous water heater designed for efficient and reliable hot water supply in residential and commercial applications. With selectable power output of 21 kW, 24 kW, or 27 kW, this unit adapts to varying hot water demands, providing up to 14.8 l/min at 38°C. Its compact wall-mounted design and bare wire heating technology ensure quick heating and energy efficiency.

Advantages

Energy efficiency class A helps reduce electricity consumption. The LCD display and electronic control allow precise temperature setting from 20 to 60°C. Memory function stores two preferred temperatures for convenience. Safety features include air bubble detection and overheating protection. IP25 rating makes it splash-proof, suitable for installation near showers or baths.

Suitable for

• Multiple tap points such as shower, bath, and sink
• Homes and small businesses requiring instant hot water
• Replacement of old tank-type water heaters

Key specifications

• Power: 21/24/27 kW (selectable)
• Voltage: 400 V (3-phase)
• Max flow rate at 38°C: 11.6/13.2/14.8 l/min
• Temperature range: 20-60°C
• Water connection: G 1/2"
• Protection class: IP25
• Dimensions (HxWxD): 470 x 240 x 100 mm
• Weight: 3.5 kg

Recommendations

For optimal performance, ensure proper electrical supply (400 V 3-phase) and water pressure. Professional installation recommended.