Plastics Executive 56 Frame 4 HP Spa Pump 230V for 3721621-1D Hot Tubs

Product Overview

This aftermarket replacement spa pump is a Plastics Executive 56 frame 4 HP unit rated for 230V and intended for hot tub applications, cross-referencing part numbers 3721621-1D and 37216211D. A spa pump moves water through the hot tub plumbing system to support circulation and jet operation. Buyers should confirm the existing pump details, frame size, voltage, and part numbers before ordering.

Key Features & Performance

• Spa pumps circulate water through hot tub plumbing to support normal water flow and jet operation.
• The unit is built around a Plastics Executive 56 frame configuration.
• Rated at 4 HP for the listed hot tub pump application.
• Designed for 230V operation as stated in the product title.
• Cross-references part numbers 3721621-1D and 37216211D for comparison with the existing pump.

Fitment & Compatibility

• for Plastics Executive 56 frame spa pump applications
• for 230V hot tub applications
• for systems referencing part numbers 3721621-1D and 37216211D

Common Uses

• Replacing a worn, leaking, or malfunctioning spa pump in a hot tub system.
• Routine maintenance and servicing of hot tub water circulation equipment.
• Restoring normal water circulation and jet operation after the original pump has failed.

Technical Specifications

• Product Type: Spa Pump
• Frame: Plastics Executive 56 Frame
• Power Rating: 4 HP
• Voltage: 230V
• Part Number(s): 3721621-1D, 37216211D
• General Application: Hot Tubs

Frequently Asked Questions

Q: What does a spa pump do? A: It moves water through the hot tub plumbing system to support circulation and jet operation.

Q: How should fitment be verified? A: Compare the complete existing part number, frame size, voltage, and pump specifications with the information provided before ordering.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.