AquaSolis Replacement Pool Chlorinator Cell for Watermaid QT400 Flow Through and Venturi - Chlorinator Spare Part
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Watermaid Vertical Standard Replacement Cells
This high-quality replacement salt cell offers a reliable and cost-effective alternative to OEM branded models. Engineered for superior performance and longevity, it is designed to withstand even the harshest pool environments. The unit seamlessly integrates with various chlorinator brands, simplifying pool maintenance while ensuring consistent chlorine generation.

This replacement Salt Cell for Watermaid QT400 Flow Through and Venturi is a reliable and cost-effective part for maintaining your pool’s sanitation. Designed to fit the Watermaid QT400 STD model, this cell incorporates a venturi flow system for efficient chlorine distribution and includes 250mm plates, ensuring optimal chlorine output of 25g/hr.
Benefits:
- Consistent and Reliable Chlorination
Designed to maintain optimal chlorine levels, this replacement cell ensures effective pool sanitization while minimizing maintenance needs.

- Innovative and Durable Construction
Manufactured with high-quality materials and advanced technology, this salt cell is built for longevity and dependable operation.

- Simple Installation
This replacement cell is designed for easy integration into existing chlorinator systems without requiring modifications to plumbing or wiring.

- Optimized Performance
Built to meet or exceed the performance of original chlorinator parts, ensuring efficient chlorine production for crystal-clear water.

Features:
- Premium Materials – Constructed with solid titanium plates coated in 1.0mm of platinum for superior durability, corrosion resistance, and long-term reliability.
- Venturi Flow Design – Equipped with a venturi flow system that enhances water circulation, ensuring optimal chlorination and efficiency in maintaining pool cleanliness.
- Easy Installation – Designed for plug-and-play compatibility with the original system, requiring no plumbing modifications.
- Comes with Loose Unions – Each unit comes with loose unions, allowing for precise fitting and sizing during installation, ensuring a customized fit to your existing chlorinator system.
- Standard Cell Efficiency – The standard cell delivers reliable chlorine output without self-cleaning technology, requiring manual cleaning but ensuring dependable performance.
- UV and Chemical Resistance – Manufactured with UV-stable and chemical-resistant materials to endure exposure to harsh environmental conditions.
- Extreme Condition Performance – Built to withstand air temperatures from -20°C to +60°C and water temperatures from +5°C to +40°C.
- Warranty – Includes a 2-year warranty for residential use and a 1-year warranty for commercial applications.
Technical Specifications:
| Chlorine Output | 25g/hr |
|---|---|
| Plates | Round |
| Plate Dimensions | Round wide x 250mm long |
| Compatible with | Watermaid QT400 STD Cell* |
| Self-Cleaning | No |
| Operating Air Temp | -20°C to +60°C |
| Operating Water Temp | +5°C to +40°C |
(*) STD - Standard Cells
Vertical Replacement comes with loose unions (2 x Watermaid Unions, 1 x 50mm End Cap). Allowing for final sizing on site.
Reliable and Cost-Effective Solution
This high-performance replacement salt cell is an essential component for maintaining the efficiency of your pool chlorinator. It provides a practical solution for extending the lifespan of your system while ensuring your pool remains clean, clear, and safe.

| SKU | CAS-QT400UC |
|---|---|
| Barcode | QT400UC |
| Brand | AquaSolis |
| Model | Watermaid QT400 STD Cell - Venturi Flow |
| Product Type | Cell / Electrode |
| Shipping Type | Standard |
| Genuine | Generic Replacement |
| Compatible With | Watermaid |
| Warranty | 2 Years |
| Self Cleaning | No |
| No. of Plates | Round |
| Plate Length (mm) | 250 mm |
| Chlorine Gas Output | 25 grams per hour |
Shipping
Same-day dispatch applies to orders received by 12.00 pm (AEST) during business days. Orders received after 12.00 pm and on weekends or public holidays will be dispatched on the next business day.
Delivery fees are $19.95 flat-rate per order Australia-wide, no matter how many products are in it. Orders containing bulky items like sand filters, acoustic boxes, heat pumps, pool covers, and pool slides may incur additional fees as they require specialized carriers.
Below are the estimated time to arrival in business days once an order is shipped.
| Destination | Sydney | NSW | VIC | QLD | SA | WA/NT |
|---|---|---|---|---|---|---|
| Business Days | 1 - 2 | 2 - 4 | 2 - 4 | 2 - 4 | 3 - 4 | 5 - 6 |
Rural and remote addresses, where delivery is not provided every day, may take longer.
Returns
Satisfaction Guarantee: If you are not satisfied with a product for any reason, you are welcome to return it to us for a full refund or exchange within 30 days of the purchase date - even if you have used the product. Returns are free, and we will cover return shipping.
We take full responsibility for the safe arrival of the products that you order from us. We will replace at our expense any product that arrives faulty, damaged during transit, or is the incorrect product. Click here for details
If you have any questions about our shipping policy or our return policy, please contact us on 1300 766 619 or through our contact us form.