Compare Quick view ASEA BROWN BOVERI DDA203 A-40/0.3 R$ 1,124.1 ABB DDA203 A-40/0.3 Residual Current Device Block 2CSB203101R3400 ** New - These products are brand new in box, sealed where applicable. Units are covered by 12 month conditional warranty R$ 1,124.1 Compare Quick view