Gledhill SESINPIN200 200L ES Indirect Unvented Hot Water Cylinder Stainless Steel

The Gledhill SESINPIN200 is a 200-litre indirect unvented hot water cylinder from the ES range, designed for domestic properties requiring efficient mains-pressure hot water. It suits homes with a gas or oil boiler central heating system and provides high flow rates for showers and baths without needing a boost pump.

Manufactured from highly corrosion-resistant duplex stainless steel with 40mm insulation, this value-engineered cylinder offers proven Gledhill quality at a competitive price. It is supplied complete with external expansion vessel, immersion heater and control valve pack, making it suitable for new installations or replacements in UK homes.

Key Features

• Indirect heating via boiler coil plus 3kW immersion heater backup
• Duplex stainless steel construction with full WRAS, NSF and WRC approvals
• 40mm insulation to minimise heat loss
• Supplied with external expansion vessel, immersion heater and control valve pack
• Vertical floor-standing design with 530mm diameter for space efficiency
• Plain pipe connections suitable for compression fittings
• Manufactured to BS EN 12897 standards
• 25-year cylinder warranty (subject to terms and registration)
• ErP rating C with low heat loss performance
• Recycled materials used in construction

Benefits

• ✔ Delivers mains-pressure hot water for excellent shower and bath performance
• ✔ No cold water storage tank required, saving space
• ✔ High flow rates without additional pumps
• ✔ Corrosion-resistant duplex stainless steel for long-term durability
• ✔ Easy installation with supplied components and frame compatibility
• ✔ Reduced heat loss thanks to 40mm insulation
• ✔ Suitable for domestic use with boiler or immersion backup
• ✔ Trade-friendly design with proven Gledhill reliability
• ✔ Compliant with UK water regulations and energy standards

Technical Specifications

• MPN: SESINPIN200
• Capacity: 198 litres
• Height: 1305 mm
• Diameter: 530 mm
• Empty weight: 29 kg
• Full weight: 227 kg
• Heat loss: 65 W / 1.56 kWh per 24 hours
• ErP rating: C
• Primary heat exchanger surface area: 0.68 m²
• Maximum inlet pressure: 12 bar
• Pressure reducing valve setting: 3 bar
• Maximum working pressure: 6 bar
• Immersion heater rating: 3 kW, 240 V AC
• Coil rating: 16.0 kW
• Material: Duplex stainless steel
• Orientation: Vertical
• Warranty: 25 years (cylinder)

What’s in the Box?

1 x Gledhill SESINPIN200 ES Indirect 200L Unvented Cylinder complete with external expansion vessel, 3kW immersion heater and control valve pack.