Service unit combination MSB4-1/4:C3J1D1A1F3-WP Consisting of manual on-off valve, filter regulator, electrical on-off valve, pneumatic soft-start valve, branching module including pressure switch without indicator and wall mounting plate. 12 bar maximum output pressure, 40 æm filter, with pressure gauge, lockable regulator head, plastic bowl with plastic bowl guard, manual condensate drain, direction of flow: from left to right. Size=4, Series=MS, Actuator lock=(* Rotary knob with lock, * with accessories, lockable), Assembly position=Vertical +/- 5ø, Grade of filtration=40 æm