Combination Surge Arrestor 40kA with NPE, 1+1 & 3+1 Module | Onesto SPD 400 Frame Best for: Wasa submersible motor

Best for: Wasa submersible motor installations and replacement control boxes Product type: Standard submersible motor control box Use with: Compatible Wasa submersible motors Application: Borehole pump motor starting and protection Best used for: Replacement control boxes and matched new installations Important: Must be matched to the motor’s exact kW rating and voltage Need help choosing

The included DSK2 controller helps automate pump operation

Full axles wrap around for extra strength

This fitting is commonly used in irrigation systems

Irrigation take-off points

Combination Surge Arrestor 40kA with NPE, 1+1 & 3+1 Module | Onesto SPD 400 Frame Best for: Wasa submersible motorThe Onesto BY7 40 Combination Surge Protection Device is a compact, DIN rail mounted surge arrestor combining line and neutral to earth (NPE) protection in a single narrow module. Rated at 40kA, it is available in a 2 module 1+1 (single pole + neutral) configuration for single phase boards, or a 4 module 3+1 (three pole + neutral) configuration for three phase boards, at 275V or 385V. It is a practical, space saving choice for boards needing a higher