Features at a glance
Compact concealed cistern sized for modern wall-back installations
Water-saving dual-flush presets: 3 / 5 L
Compatible push plates (MB175M series): brushed stainless steel, matte black, matte white
Provision for Auto-Flush when combined with HM184 motor and a WASHLET® with Auto-Flush
R 1/2 water connection; concealed cable outlet for Auto-Flush
Technical Details
- Product code WH183ETNF
- Overall size (W × D × H) 407 × 115 × 484 mm
- Empty weight Approx. 5 kg
- Material / Colour Durable plastic, White
- Flush presets 3 / 5 L (water-saving)
- Water connection R 1/2
- Push plates (compatible) MB175M#SS (brushed stainless steel), MB175M#B (matte black), MB175M#W (matte white)
- Auto-Flush With HM184 motor and a WASHLET® model supporting Auto-Flush
- Typical install height (guide) Dimensioned drawings indicate reference heights around 910–1000 mm to top of cistern body (check site conditions)
- Recommended WC pairing
- WC RP back-to-wall, floor-standing (CW563Y#XW), among others
- WRAS Approval Number: 2306301
What’s Included
- WH183ETNF concealed cistern body
- Fixings and connection parts as supplied by TOTO
- Technical documentation (factsheet / installation drawings)
- Installation & Planning
- Connect cold water via R 1/2 inlet; plan a hidden cable route if Auto-Flush is required
- Select a matching TOTO push plate (MB175M series)
- For hands-free flushing, specify HM184 Auto-Flush motor and a compatible WASHLET® (Auto-Flush variant)
- Always follow the official installation drawings and instructions; dimensions and clearances must be verified on site
- Compatibility Notes
- The cistern can be combined with TOTO’s RP back-to-wall WC (CW563Y#XW) and other compatible ceramics. Auto-Flush requires the HM184 motor and a WASHLET® model designed for Auto-Flush integration.
Installation & Planning
- Select a matching TOTO push plate (MB175M series)
- For hands-free flushing, specify HM184 Auto-Flush motor and a compatible WASHLET® (Auto-Flush variant)
- Always follow the official installation drawings and instructions; dimensions and clearances must be verified on site.
Compatibility Notes
The cistern can be combined with TOTO’s RP back-to-wall WC (CW563Y#XW) and other compatible ceramics. Auto-Flush requires the HM184 motor and a WASHLET® model designed for Auto-Flush integration.
International Certification
Certified UKCA, CE, WRAS Approved (Approval No: 2306301), EN1717, and EN 13077, IPX4.
Warranty
TOTO UK Manufacturers 2-year warranty.
Price Promise
We will loojk to beat any genuine UK seller's price for in-stock items. Found it cheaper? Call us on 01442 843746.
Delivery Information
Delivery to mainland UK addresses typically takes 2-5 days. Immediate collection is available from our HP4 1QR warehouse. Highlands and Islands delivery may take longer and incur additional costs based on your postcode.