Suitable for replacing broken or failed ceramic lampoholders. Most often this type is used in outdoor bunker lights or similar. Must be replaced by a qualified electrician.
- For bulbs with an E27 screw in base ( 27mm ) - Porcelain so it can withstand high wattage and bulbs that heat up; Metal halide; Sodium; Heat lamps etc - Commonly used with heat lamps in kennels; poultry; lizards etc