The E254PDC/L, 25 Amp 4 Pole 1000VDC Rotary Isolator Switch by ESR is generally used to isolate power in commercial and industrial applications such as Solar Panels. Operator Independant Trigger Ratchet Switching. Knife Edge Self Cleaning Contact Mechanism. Long Arc Cooling Chambers. Ideal for both Indoor & Outdoor use due to its IP65 Rating (Dust Tight and protected against Water Jets). Handy Locking Mechanism while off keeps it safe from Children or Un-Authorised access. Switch interlocks with lid to prevent opening whilst in on position. 2 Screws removes cover/lid. Complies to the latest relevant safety standards - IEC60947-2 - VDE0660. CE, CB and SAA Approved. Technical Specification: Dimensions: 173mm (Height) x 115mm (Width) x 84mm (Depth) - 119mm (Total Depth) Fixing Centre: 90 x 90mm Class: Class I Number of Poles: 4 Earth Connections: 2 Lock Facility: Yes (Padlock not supplied) Cover Interlock: Yes in ON position Construction: ABS/Polycarbonate IP: IP6