Koller Inline Heater 953-1E

The Koller 953-1E inline heater heats water in hot tubs and wellness applications with an emphasis on reliability and long service life. The plastic housing reduces maintenance requirements.

The model is equipped with a safety and an adjustable thermostat and a flow switch. The universal voltage range of 220–240 V requires specifying the corresponding output range. The delivery includes 2 couplings Ø 50 mm (858).

Technical parameters

• Mains voltage: 220–240 V, 50/60 Hz
• Total output: 900–1100 W
• Protection rating: IP X5
• Total length: 217 mm (without couplings)
• Cable length: 2 m with terminals (supply line) + 2 m with terminals (control line)
• Variant: safety and adjustable thermostat, flow switch
• Weight: 1.3 kg
• Housing: plastic
• Included in delivery: 2 couplings Ø 50 mm (858)