Nidec/US-Motor SPH20FL2S Hot Tub Pump Motor

Professional 2.0HP Dual-Speed 48Y Frame Motor

As a retailer of hot tub spare parts, I present the Nidec/US-Motor SPH20FL2S – an expertly engineered pump motor designed specifically for optimal hot tub performance.

Product Overview

The SPH20FL2S is a precision-engineered 48Y frame motor that exemplifies Nidec’s commitment to quality and reliability. This dual-speed motor features a distinctive dual-capacitor design, strategically positioned at the 11 o’clock and 1 o’clock positions for optimal performance and cooling.

Key Features

• 48Y frame design for versatile compatibility
• Dual-speed operation for efficiency
• Unique dual-capacitor configuration
• Thru-bolt mounting system
• Premium bearing assembly
• Thermal overload protection
• Weatherproof construction
• Optimized ventilation design

Performance Benefits

The SPH20FL2S delivers exceptional performance with:

• High Speed: Powerful 8.6 Amp operation
• Low Speed: Energy-efficient 3.4 Amp operation
• Balanced dual capacitor system for improved starting torque
• Smooth, quiet operation at both speeds

Technical Specifications

Specification	Detail
Model Number	SPH20FL2S
Manufacturer	Nidec/US-Motor
Frame Size	48Y Frame
Horsepower	2.0 HP
Voltage	230V
Speeds	2-Speed
Amp Rating (High/Low)	8.6/3.4 Amp
Mounting Type	Thru-Bolt
Capacitor Configuration	Dual (11:00 & 1:00 positions)
Application	Hot Tub/Spa Pump
Service Factor	1.0
SKU	SPH20FL2S

Installation Features

This motor incorporates several installation-friendly features:

• Precision-machined thru-bolt mounting
• Industry-standard 48Y frame dimensions
• Clearly marked electrical connections
• Accessible capacitor placement
• Standardized shaft dimensions

Engineering Excellence

The SPH20FL2S showcases Nidec’s advanced engineering:

• Optimized winding design
• High-efficiency magnetic circuit
• Premium insulation system
• Robust shaft and bearing system

Ideal Applications

Perfect for:

• Standard residential hot tubs
• Replacement of existing 48Y frame motors
• Systems requiring dual-speed functionality
• Applications needing reliable low-speed filtration

Technical Considerations

Important installation notes:

• Requires 230V electrical supply
• Dual capacitor system must remain unobstructed
• Proper ventilation is essential
• Correct pump housing alignment is crucial

Alternate Part Numbers

 

• T055BRF1046013J
• BN61