Toto Spares, Toto Parts, Toto Spare Parts, Spare Code No : DH859G.
I could not find an official public catalog entry specifically for TOTO DH859G, but based on TOTO spare-part naming patterns and supplier references, it appears to belong to the DH-series internal plumbing/control spare parts used in TOTO sanitary systems.
From available TOTO spare documentation and dealer listings:
Likely uses of DH859G
The DH-series parts are commonly used in:
- Automatic flush systems
- Urinal sensor assemblies
- Flush valve controller units
- Water control cartridges
- Electronic toilet/bidet internal mechanisms
Typical functions include:
- Controlling water flow
- Managing flush timing
- Regulating refill operations
- Supporting sensor-triggered flushing
- Preventing leakage in electronic flushing systems
Related TOTO spare references
A closely numbered TOTO part, THU859, is identified as:
- “1/2 inch straight shutoff valve with remote button”
- Used in Washlet connection systems
- Chrome-finished water supply/control component
This suggests DH859G may also be associated with:
- Water shutoff/control assemblies
- Washlet or flush control plumbing
- Remote or sensor-operated sanitary fittings
Common symptoms when such parts fail
Users typically replace these types of parts when experiencing:
- Continuous water flow
- Weak flushing
- Sensor malfunction
- Leakage near valve assembly
- Bidet/Washlet refill problems
- Delayed flush response
How to identify the exact DH859G part
Because TOTO often uses region-specific service codes, the best identification methods are:
- Check the toilet/urinal model number.
- Look at the exploded spare-parts diagram.
- Match the stamped code on the old component.
- Contact an authorized TOTO spare supplier.
Useful TOTO spare suppliers:
If you upload:
- a photo of the DH859G part,
- or the TOTO fixture model number,
I can help identify:
- the exact function,
- compatible models,
- replacement alternatives,
- and likely installation purpose.
TOTO : Control unit, toto Powercable, toto Rubber flapper, toto Signal Cable& Conduit Pipe, toto Right hook,
toto Screw, toto Concealed Automatic Urinal Flush Valve, toto Shower Hanger & Screw, toto check nut & lock on cartridge, toto Controller Unit, toto Cartridge, toto Fill Valve, toto HANDLE/KNOB, toto SSBolts &Nuts, toto PRESSURE CONTR.., toto Avante Wall Hung Toilet W/Invisible Fixing Kit, toto Flexible Hose, INDIA.
TOTO : Base Plate Assy, toto Soft Landing Unit, toto Soft Landing Unit, toto Damper dryer for WL .., toto DUMPER / PLASTIC LID ON WAND, toto Indication Substrate Assembly, toto Fixed Shower Head, toto Bath & Spout, toto Handle,
Toto thermostatic knob, toto Flange Cap, toto Flange Plate, toto Clamp for valve connector, toto FRAME, toto sensorunit, toto Towel Ring, toto IN WALL SENSOR URINAL FLUSH VALVE, toto Ceramic cartridge for Faucets DUBAI.
Company Name : Bharat Enterprises.
Web : www.bechennai.com.
Mobile no : 888 333 33 22.
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