Lamp Holder BC Bayonet Bulb Cap 1/2" T2 Threaded Bottom Entry Black *UK Supplier*Dimensions 44mm Diameter x 87mm Finish Polar White Materials Body & Skirt: Urea Internal Housing: Reinforced Nylon Slide Bar: Nylon Terminals: Brass Terminal Screws: Steel & Yellow Passivated Contacts: Silver “on-lay” Copper / Brass Springs: Spring Steel Maximum Voltage 250V~ 50Hz Load Rating 2A Terminal Size 3.5mmø Terminal Torque 0.5Nm Terminal Capacity 0.75mm2 Switched NoIngress Protection IP20 Termination Type Screw Operational Temperature -5°C to +40°C Standards BS EN 61184:2017 .