
LX EA390 1.2HP Hot Tub Circulation Pump with Optional Air Switch
The LX EA390 is a reliable single-speed circulation pump built for hot tubs, spas, and whirlpool baths. Running at 1.2HP (0.9 kW) with a centre-discharge design and self-draining capability, this pump is engineered for consistent, low-maintenance performance in a wide range of spa installations — particularly Chinese-manufactured hot tubs with 8 to 12 nozzles.
Featuring a thermally protected motor with a built-in capacitor, the EA390 delivers a maximum flow rate of 335 litres per minute and a maximum head of 15 metres. Its standard 1.5-inch suction and discharge ports make it a straightforward replacement for most existing circulation pump setups. The optional air switch allows for convenient manual operation without direct electrical contact.
Whether you're carrying out a full pump replacement or upgrading an ageing system, the LX EA390 offers a cost-effective, dependable solution trusted by spa technicians and hot tub owners across the UK.
Specifications
| Specification | Detail |
|---|---|
| Model | EA390 |
| Brand | LX |
| Motor Power | 1.2 HP (0.9 kW) |
| Current Draw | 4.6 A |
| Speed | Single Speed |
| Rotational Speed | 2,900 RPM |
| Max Flow Rate | 335 L/min |
| Max Head | 15 m |
| Plumbing Connections | 1.5" suction & discharge |
| Discharge Type | Centre discharge, self-draining |
| Motor Protection | Thermal protection with capacitor |
| Air Switch | Optional (available as add-on) |
| Height | 205 mm |
| Length | 380 mm |
| Width | 160 mm |
| Compatible With | Most Chinese-manufactured spas with 8–12 nozzles |
Frequently Asked Questions
The LX EA390 is a replacement circulation pump designed for hot tubs, whirlpool baths, and spa systems. It circulates and filters water continuously to maintain water quality and temperature.
The EA390 uses standard 1.5-inch suction and discharge ports, compatible with most hot tub plumbing configurations.
The air switch is optional and available as an add-on. The base pump listing is for the EA390 without the air switch unless otherwise selected.
The EA390 is suitable for a wide range of hot tubs, particularly Chinese-manufactured spas with 8–12 nozzles. If you're unsure about compatibility, please contact us before ordering.
Yes. The EA390 motor includes built-in thermal protection and a capacitor, helping to safeguard it against overheating during extended operation.
The EA390 delivers a maximum flow rate of 335 litres per minute with a maximum head of 15 metres, providing strong and consistent water circulation.
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