Melamine body. Ø 12 mm nickel-plated brass threaded neck. 6.35 tab connection. With locknut and knurled fixing ring.
INT631 : Single pole 15 A/250 V (2 terminals)
INT641: Double pole 15 A/250 V (4 terminals)
INT651: Three-pole 15 A/250 V (6 terminals)