Mobile power with up to 650 Nm

With the battery-operated gate valve wrench GMS 650 Z you can move even large and heavy gate valves.

With the werowave gear, the gate valve wrench is available to the user with a continuous torque of up to 650 Nm and up to 55 revolutions per minute. At its peak, a breakaway torque of up to 900 Nm can be achieved - even sluggish gate valves can therefore be operated effortlessly with the wero GMS 650 Z.

The gate valve wrench weighing 5.5 kg is used in the gas, water, wastewater, industrial, and environmental sectors. The series is complemented by the comprehensive range of wero accessories, making it powerful and mobile.

Request nowGMS 650 Z as a set

With its 650 Nm continuous torque, the GMS 650 Z is your professional partner in the gas, water, sewage and industrial sectors.
wero Antriebstechnik GmbH - gate valve wrenches with new drive and accu

Top features of the GMS 650 Z:

  • up to 650 Nm continuous torque and a breakaway torque of 900 Nm, maximum 55 rpm spindle speed
  • 18 VDC brushless EC-TEC motor with metal gearbox, 4 speeds and electronic torque cut-off
  • drive unit can be rotated 360° for ergonomically comfortable application adaptation
  • integrated differential counter module for recording the spindle revolutions
  • drive unit can be rotated 360° for ergonomically comfortable application adaptation
  • incl. 3/4“ tool quadrant outlet, 33 mm interchangeable quadrant and cardan joint
  • incl. 3 pieces Li-HighPower battery packs, 4.0 Ah
  • optional aluminium case for easy storage and safe transport
  • extensive accessories for many areas of application, e.g. under- or above-ground hydrants, manhole cover locks, tapping devices, crane winches and for emergency operation of automated drives is optionally available

Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

GMS 650 Z as a set with optional aluminium case.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

Adapter plate 360° rotatable for flexible positioning of the support function.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

Fold-out support handle for optimal operation.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

With 4-speed gearbox.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

wero side gear and wero telescopic drive linkages and joints for the operation of gate valves in underground shaft structures.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

Integrated differential counter module for recording the spindle revolutions.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

Integrated differential counter module for recording the spindle revolutions.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

Optionally available with castors for ergonomic transport.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

wero multi-function adapter for hand wheels (for 3, 4 or 5-spoke versions in various designs)
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

Support foot and telescopic output rods for optimum stability.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

incl. support foot and telescopic output rods for optimum stability, optionally available with castors for ergonomic transport.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

In use at our customer.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

In use at our customer.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

In use at our customer.
Battery-operated gate valve wrench GMS 650 by wero

GMS 650 Z

In use at our customer.


GMS 650 Z

wero has already won numerous tenders with its slide turning machines - both nationally and internationally. Why? Convince yourself of the user-friendliness and performance with the adjacent video (german).