Watermaid QT300 Salt Cell – Genuine Replacement

Genuine Watermaid QT300 replacement salt cell

Replace your Watermaid QT300 salt cell with a genuine Watermaid part compatible with the WN40 power supply. Designed for 40mm pipe and operation at 6000ppm salt levels, this cell features a durable solid titanium electrode and a 3-year warranty.

Choose the connection that matches your existing installation: the newer Plug quick connector or the older three-wire Junction Box connection. Checking your connector before ordering helps you select the right replacement for your pool's chlorinator.

Choose your connector

• Plug: Newer-style quick connector.
• Junction Box: Older-style connection with three wires secured to a junction box using a screwdriver.

Select your required connection from the product options before adding to cart.

Specifications

• Brand: Watermaid
• Model: QT300
• Part type: Genuine replacement salt chlorinator cell
• Compatible power supply: WN40
• Pipe size: 40mm
• Operating salt level: 6000ppm
• Electrode: Solid titanium, 20cm long
• Casing length: 36cm
• Average cell life: 5–8 years, as stated in the product specifications; this is not the warranty period.
• Warranty: 3 years

Frequently asked questions

Is this a genuine Watermaid cell?

Yes. This QT300 is a genuine Watermaid replacement salt cell, not a generic aftermarket alternative.

Does the QT300 suit a WN40 power supply?

Yes. This cell is compatible with the Watermaid WN40 power supply. Match the Plug or Junction Box option to your existing connection.

What size pipe does it fit?

The Watermaid QT300 salt cell suits 40mm pipe. The casing is 36cm long and the electrode is 20cm long.

What salt level does it operate at?

This cell operates at a salt level of 6000ppm.

What is the warranty?

The cell has a 3-year warranty. The stated average cell life of 5–8 years is separate from the warranty period.