Synergy Hardware S800 SSN Satin Stainless Steel EN2-5 Power Adjustable Door Closer Semi-Radius Cover

Summary

The Synergy Hardware S800 is a surface-mounted, rack and pinion overhead door closer with power adjustable spring sizing from EN2 to EN5, finished in Satin Stainless Steel (SSN) with a slimline semi-radius cover. Designed for medium to heavy-duty commercial applications, it is suitable for single and double leaf doors including fire doors. UKCA, CE, and Certifire approved, it offers reliable and compliant door control across a wide range of commercial environments.

Features

• Power adjustable EN2-5 spring sizing via a single end-of-body adjustment valve, pre-set at EN3 from the factory.
• Rack and pinion mechanism paired with a matching flat-form armset for smooth, consistent operation.
• Independent door speed and door latching valves for precise closing control.
• Fully adjustable backcheck in both Fig 1 and Fig 6 application positions to protect door and frame from impact.
• Universal application - suitable for Fig 1, Fig 6, and Fig 61 door configurations; compatible with left- and right-hand doors.
• Genuine Stainless Steel material used for the SSN cover variant, providing corrosion resistance and a premium finish.
• Certified for use on latched and unlatched fire doors to BS EN 1154:1997+A1:2002.
• Capable of meeting the opening force recommendations of BS8300 and Approved Document M when installed in Fig 1 at EN3 (minimum 836 mm door width).
• Architectural semi-radius edge cover for a clean, contemporary aesthetic.

Specifications

• Model: S800
• Finish: SSN - Satin Stainless Steel
• Cover Style: SR - Semi-Radius
• Power Range: EN2-5 (spring adjustable)
• Mechanism: Rack and pinion, single action
• Max Door Width (Fig 1 Pull): 1250 mm
• Max Door Weight (Fig 1 Pull): 100 kg
• Max Door Width (Fig 6): 1100 mm
• Max Door Weight (Fig 6): 80 kg
• Certification: BS EN 1154:1997+A1:2002; UKCA, CE and Certifire approved
• Application: Single and double leaf doors; fire doors (latched and unlatched)

What's Included

• S800 door closer body (SSN finish, semi-radius cover)
• Flat-form armset
• Fixing templates and fixings
• Fixing instructions