Gledhill SESINPDR120 120L ES Direct Unvented Stainless Steel Hot Water Cylinder

The Gledhill SESINPDR120 is a Direct unvented stainless steel hot water cylinder offering 120 litres nominal capacity (113 litres actual) for mains-pressure hot water in smaller homes and flats. It suits properties heated by electricity, including economy tariffs or photovoltaic panels, and is supplied complete with a 3kW immersion heater for primary or backup use.

Manufactured from highly corrosion-resistant duplex stainless steel with 40mm insulation, the cylinder reduces heat loss and carries full WRAS, NSF WRC and HWA approvals. It is value-engineered for competitive pricing while retaining Gledhill’s proven build quality and comes with a 25-year guarantee on the inner vessel when registered.

Key Features

• Direct electric heating via 3kW immersion heater(s)
• Delivers mains-pressure hot water for high flow rates
• 40mm insulation for reduced heat loss
• Supplied with external expansion vessel, immersion heater and control valve pack
• Plain pipe connections suitable for compression fittings
• 3 bar pre-charged 12L expansion vessel
• Pressure regulator 3 bar inlet group with balanced cold supply
• Expansion valve set at 4.5 bar
• ErP Class C rating
• Manufactured to BS EN 12897

Benefits

• ✔ High flow rates to multiple outlets without a pump
• ✔ Efficient operation on economy electricity tariffs
• ✔ Lower heat loss thanks to thick insulation
• ✔ Corrosion-resistant duplex stainless steel construction
• ✔ Complete G3 unvented kit included for straightforward installation
• ✔ WRAS and NSF WRC approved for peace of mind
• ✔ 25-year guarantee on the stainless steel inner cylinder (domestic registration)
• ✔ Compact vertical design for easy siting
• ✔ Recycled materials used where possible

Technical Specifications

• MPN: SESINPDR120
• Capacity: 113 litres (nominal 120 litres)
• Height: 832 mm
• Diameter: 530 mm
• Weight empty: 19 kg
• Weight full: 137 kg
• Heat loss: 43 W / 1.03 kWh per 24 h
• Immersion heater: 3 kW, 240 V AC
• Orientation: Vertical
• Material: Duplex stainless steel
• Colour: White
• ErP class: C

What’s in the Box?

1 x Gledhill SESINPDR120 ES Direct 120L Unvented Cylinder complete with external expansion vessel, immersion heater and control valve pack.