Siemens Q320 3 Pole, 20A, 240V Circuit Breaker 2) no need for costly

2) no need for costly filler plates - QS 225 amp breaker takes the same space as standard 100 amp QPs

Protecting Against Arc Faults and Ground Faults With The Self Test and Lock Out Feature

Square D QOB3125VH 3P-125A-240VAC 22KAIC by SQUARE D

while also providing superior current-limiting ability

Siemens Q320 3 Pole, 20A, 240V Circuit Breaker 2) no need for costlySiemens Q320 3 Pole, 20A, 240V Circuit BreakerCircuit Breaker, Plug In, AIR Rating 10kA, Standard Circuit Breaker Type, Number of Poles 3, Voltage 240VAC, 20 Amps, Three Phase, ABC Phase Connection, Min Wire Size 14 AWG, Max Wire Size 8 AWG, Length 2. 88 In, Width 3. 00 In, Depth 2. 38 In, Box Lug Terminal Connection, For Use With Siemens Load Centers, Frame Size 125 Amp QP, High Amp Trip Setting 20 Fixed, Standards UL CSASiemens Q320 3 Pole, 20A,