Hot Spring E5 Circulation Pump 115 V – 39 W – 74427

The Hot Spring E5 circulation pump 74427 is designed to ensure continuous, quiet, and energy-efficient water circulation in several compatible Hot Spring spas.

Operating at a single speed, it plays a key role in filtration, heating, and even distribution of maintenance products. Its continuous operation helps maintain clean, well-filtered, and balanced water, even when massage pumps are not in use.

With an electrical consumption of only 39 watts, the E5 pump provides a constant flow while limiting operating costs.

Continuous and efficient circulation

The Hot Spring E5 pump is designed to operate continuously to keep water moving through the filtration and heating circuit.

It particularly contributes to:

• Circulate water through the filter
• Power the heating system
• Evenly distribute treatment products
• Reduce stagnant water areas
• Maintain a more uniform temperature
• Promote clean and clear water

Adequate circulation is essential for the overall proper functioning of the spa.

Very low energy consumption

With a nominal consumption of only 39 W, the E5 pump is suitable for prolonged use, up to 24 hours a day depending on the spa configuration.

Key benefits

• Low power consumption
• Economical continuous operation
• Stable flow rate
• Reduced operating costs
• Design suitable for residential spas

Flow rate up to 6,000 gallons per day

The pump can circulate up to approximately 6,000 gallons of water over a 24-hour period, depending on installation conditions.

The actual flow rate may vary depending on:

• Cleanliness of filters
• The plumbing configuration
• The presence of restrictions
• The condition of the fittings
• The spa model
• The general condition of the pump

A clogged filter or partially blocked plumbing can significantly reduce circulation.

Quiet operation

The E5 pump is designed to ensure discreet and continuous circulation without producing the noise level of a massage pump.

It is particularly suitable for spas installed near:

• From a terrace
• From a bedroom
• From a relaxation area
• From a residence
• An environment where silence is desired

Built-in thermal protection

The pump has a thermal protection designed to stop operation in case of overheating.

This protection helps reduce the risk of motor damage when the pump operates under abnormal conditions.

Overheating can be caused by:

• Insufficient water circulation
• Clogged filter
• Air pocket
• Restriction in plumbing
• Dry running
• Inadequate electrical voltage

The cause of overheating must be corrected before putting the pump back into service.

Direct replacement for several Hot Spring spas

The E5 74427 pump is used as a replacement circulation pump in several compatible Hot Spring spas.

It may fit certain models from the following ranges:

• Hot Spring Highlife
• Hot Spring Hot Spot
• Hot Spring Limelight
• Tiger River

Compatibility varies by model, year of manufacture, serial number, and plumbing configuration.

Recommended checks before purchase

Before ordering, compare the new pump with the one currently installed.

Check especially:

• Part number 74427
• Model E5
• Voltage of 115 V
• Power of 39 W
• Orientation of fittings
• Plumbing diameter
• Type of electrical connection
• Available space
• The spa’s model and year
• The spa’s serial number

A visually similar pump may have different voltage, flow, or configuration.

Professional installation recommended

Replacing a circulation pump involves working on the spa’s electrical and plumbing systems.

Installation should be performed by a qualified technician.

General steps

1. Completely cut off the spa’s electrical power.
2. Confirm absence of voltage.
3. Drain or isolate the relevant plumbing section.
4. Disconnect the existing pump.
5. Inspect fittings, seals, and hoses.
6. Install the new pump in the same orientation.
7. Ensure fittings are properly tightened.
8. Fill the system and completely remove air.
9. Check for leaks.
10. Restore power and confirm circulation.

Never operate the pump dry. Lack of water can quickly damage internal components.

Recommended checks when replacing

Lack of circulation can sometimes be caused by an issue other than the pump itself.

It is recommended to check:

• Cleanliness of filters
• Presence of an air pocket
• Plumbing valves
• Restrictions in the pipes
• Electrical voltage
• Connections
• Heating system
• Flow sensors
• Presence of debris in the pump
• Fittings and sealing joints

Fixing the root cause helps protect the new pump and extend its lifespan.

Key benefits

• Hot Spring spa circulation pump
• Model E5
• Part number 74427
• 115 V power supply
• Consumption of only 39 W
• Single-speed operation
• Continuous and economical circulation
• Flow rate up to approximately 6,000 gallons per day
• Quiet operation
• Built-in thermal protection
• Replacement for several compatible Hot Spring spas
• Contributes to water filtration and heating

Technical specifications

Product
Spa circulation pump

Brand
Hot Spring

Model
E5

Part number
74427

Type
Single-speed circulation pump

Voltage
115 V

Power consumption
39 W

Declared flow rate
Up to approximately 6,000 gallons per 24 hours

Main function
Circulation, filtration, and heating system supply

Thermal protection
Yes

Usage
Continuous operation depending on spa configuration

Main compatibility
Certain Hot Spring Highlife, Hot Spot, Limelight, and Tiger River spas

Package contents

• 1 Hot Spring E5 circulation pump
• Model 74427

Fittings, seals, pipes, cables, and other accessories are sold separately unless otherwise indicated.

Maintain constant circulation in your spa

The Hot Spring E5 74427 pump is a reliable solution to replace a faulty circulation pump in a compatible spa.

Thanks to its low consumption of 39 W, quiet operation, and continuous circulation capacity, it helps maintain well-filtered, heated, and balanced water.

Available at Piscine Hippocampe.