WATERWAY | COMPLETE SPA PUMPS, 56 FRAME, 2 1/2" SUCTION | 3720821-13

WATERWAY | COMPLETE SPA PUMPS, 56 FRAME, 2 1/2” SUCTION | 3720821-13

OPTIMUS # 5039-209
WATERWAY # 3720821-13

VOLTAGE 230 V

AMPS
HIGH SPEED 8.0
LOW SPEED 3.0

Waterway | Complete Spa Pump, 56 Frame, 2” Suction, 230V, 12.0A | 3712021-1D

The Waterway 56 Frame Spa Pump is designed with a high-performance wet end specifically engineered for 56-frame motors. It features double-shielded ball bearings with moisture-resistant grease, providing quieter operation and enhanced durability. The 2-inch suction and discharge ports ensure optimal water flow, while the 230V motor delivers powerful and consistent performance. Its split capacitor design enhances energy efficiency, reducing overall power consumption.

Spa Pump Features

• 56-Frame Motor – Enhanced strength and improved heat dissipation for longer motor life.
• High-Efficiency Wet End – Large wet end design increases water flow and pressure.
• 2" Intake and Discharge Ports – Ensures high water flow and reduced noise levels.
• Double-Shielded Ball Bearings – Moisture-resistant grease enhances longevity and reduces noise.
• Rotatable Wet End – Allows for easy installation and flexible plumbing alignment.
• Energy-Efficient Design – Split capacitor (start and run) reduces energy consumption.
• Quiet Operation – Precision-engineered components minimize noise during operation.
• Durable Construction – Made from corrosion-resistant materials for longer service life.
• Universal Compatibility – Ideal for use in both saltwater and chlorine spa systems.

Dimensions

• Height: 9.08 inches
• Width: 8.05 inches
• Length: 13.275 inches

Available Options

• Available in 1 HP to 5 HP models
• Offered in single-speed and dual-speed variations
• Compatible with a wide range of spa and hot tub systems

Compliance

• California Title 20 Compliant – Meets energy efficiency standards

Recommended Applications

• Ideal for residential and commercial spas
• Suitable for in-ground and above-ground spa systems
• Perfect for spas requiring constant and high-pressure water circulation
• Compatible with both saltwater and chlorine-based systems
• Excellent for large spa systems with high water volume requirements

Product Specifications

• Part Type: Spa Pump
• Brand: Waterway
• Part Number: 3712021-1D
• Voltage: 230V
• Amperage: 12.0A
• Frame Size: 56 Frame
• Intake Port: 2 inches
• Discharge Port: 2 inches
• Motor Type: High-Performance Motor
• Speed: Single-Speed
• Material: Corrosion-Resistant Plastic
• Seal Type: Heavy-Duty Mechanical Seal

Alternative Part Numbers

• Optimus #: 5039-501
• Waterway #: 3712021-1D

FAQs

• What makes the 56-frame motor superior?
  The 56-frame design enhances motor strength, improves cooling, and extends motor life.

• Can this pump be installed in any spa system?
  Yes, the rotatable wet end and standard plumbing connections allow for easy installation.

• Is this pump suitable for saltwater spas?
  Yes, the corrosion-resistant materials make it ideal for both saltwater and chlorine-based systems.

• How often does the pump require maintenance?
  Minimal maintenance is required; regular checks of the seals and bearings ensure optimal performance.

• What makes this pump energy efficient?
  The split capacitor design reduces overall energy consumption, making it cost-effective to operate.

Upgrade your spa system with the Waterway 56 Frame Spa Pump – engineered for performance, reliability, and energy efficiency!