5SL4204-7 SIEMENS MINIATURE circuit breaker 400 V 10kA, 2-pole, C, 4A £45.00 - PicClick UK
Siemens 5SY42205 Supplementary Protector, UL 1077 Rated, 2 Pole Breaker, 20 Ampere Maximum, Tripping Characteristic A, DIN Rail Mounted: Amazon.com: Tools & Home Improvement