Central leakage protection system

JUDO ZEWA WASSERSTOP ¾” – 1¼” Central leakage protection system, protects against the consequences of water damages and detects creeping water loss, for drinking water up to 30 °C, operating pressure max. 16 bar.

Horizontal or vertical installation by simply turning the JUDO QUICKSET-E built-in rotary flange.

Product benefits:

  • Protectsdetects leaks and creeping water losses
  • Adjustable limitsmax. withdrawal time, max. withdrawal and max. flow rate
  • Three-stage holiday mode

    automatic activation after 72 hours without water withdrawal

  • Regular test of shut-off function

    automatic check of shut-off function, during phase without water withdrawal

  • Optional floor sensor

Scope of delivery:

Housing made of high-quality PN 16 plastic, built-in rotary flange with patented brass bayonet connection with screw fitting, threaded connection to DIN EN 10226-1, servomotor for shutting off the water flow if the following criterias are exceeded: total water flow, maximum water flow, withdrawal duration and holiday mode. Electronic control with LED display, open/close button, display showing the reason for shut-off, stand-by function, patented safety module for emergency power supply via batteries, signal for status of the water stop device and default messages, RS-232 interface, connection terminal for remote control communication and interlocking with JUDO i-soft possible fully automatic water softener, plug-in power supply unit 230 V/50 Hz. With connection for optional floor sensors (max. 10 pieces).

Order number


8140001JZW 3/4"
8140002JZW 1"
8140003JZW 1 1/4"


JUDO connection cable for i-soft, 3 metres
Order number 2201239

JUDO connection cable to softener JBQ, 3 metres
Order number 8140012

JUDO default signal cable EXT. I/O 8-pole
For potential-free contact, for transmission of the default message, 2 metres
Order number 8140013

JUDO RS-232 cable, 5 metres
Order number 8140014

JUDO floor sensor
incl. connection cable 2 metres
Order number 8203554

Each additional floor sensor (max. 9 pieces):
JUDO floor sensor incl. connection cable 2 metre and branch plug
Order number 8203556

JUDO extension cable for floor sensor, 2 metres.
Order number 8203551

JUDO extension cable for floor sensor, 5 metres
Order number 8203552

JUDO extension cable for floor sensor, 10 metres
Order number 8203553

JUDO cable for external default signal, 10 metres
Order number 2200717

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