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Stiebel Eltron PSH 20 Plus Wall-mounted Tank Water Heater

SKU 235968
Original price $659.00 - Original price $659.00
Original price
$659.00 - $659.00
Current price $659.00
in stock

The PSH 20 Plus storage water heater is a new style of compact water heater that can be installed wherever hot water is needed. (240V, 3.0 kW, 21-gallon electric storage water heater)

The unique wall-mounted design frees up valuable space. The combination of a smaller capacity tank with a powerful 3 kW heating element results in a quick recovery time. The special porcelain enamel coating, and the highly effective sacrificial magnesium anode, ensure long service life.


  • Perfect for homes, apartments, commercial applications
  •  Wall mounting saves floor space
  •  Adjustable temperature control 86-167 °F (30-75 °C) for safety and comfort
  •  Temperature control is located in the front for easy access
  •  Quality finish
  •  Elegant enough for residential use
  •  Rugged enough for commercial use
  •  Thick polyurethane insulation 1 7/8˝ (48 mm) for low 24-hour standby losses
  •  Special "CoPro” glass enamel coating ensures long tank life
  •  Sacrificial anode protects the tank

* Optional wall-mounted drain pan available

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Model PSH 20 PlusPSH 30 Plus
Item No. 235968235969
Nominal water volume21 gal (80 l)32 gal (120 l)
Amount of mixed water 104°F (40°C)37 gal (139 l)58 gal (221 l)
Phase Single - 60/50 Hz11
Voltage240 V240 V
Amperage draw13.6 A13.6 A
Min. required circuit breaker (1)15 A15 A
Min. required wire gauge (copper)(2) 14 AWG14 AWG
Heating element3.267 kW3.267 kW
Standby energy consumption / 24 h @ 149°F (65°C)2487 Btu (0.729 kWh)3661 Btu (1.073 kWh)
First Hour Rating30 gal (113.6 l) 28.03 gal (106.1 l)
Temperature Range86–167 °F (30–75 °C)86–167 °F (30–75 °C)
Diameter20˝ (510 mm)20˝ (510 mm)
Depth (with mounting bracket)20 ½˝ (520 mm)20 ½˝ (520 mm)
Height36 ¼˝ (922 mm)48 ⅜˝ (1229 mm)
Weight (without water)62.2 lbs. (28.2 kg)86.2 lbs. (39.1 kg)
Weight (with water)238.5 lbs. (108.2 kg)350.8 lbs. (159.1 kg)
Water connections¾ ˝ NPT¾ ˝ NPT

1 PSH Plus wall-mounted water heaters are considered a non-continuous load. 

2 Copper conductors must be used. Conductors should be sized to maintain a voltage drop of less than 3% under load.

SHC Mini Tank Heater Brochure

Specifications and Installation Guide

Warranty Information

Crossover Guide




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