8x6" Encapsulated Submersible Motor
8x6" Encapsulated Submersible Motor
Franklin's 8-inch submersible motor is engineered for large, demanding water applications requiring high flow rates or deeper installations. Designed for vertical operation in 8-inch or larger water wells, the motors feature a 6-inch pump mounting surface that meets NEMA standards, ensuring compatibility with any 6-inch submersible pump or turbine for a wide range of applications.
Built for durability, these motors offer a robust construction and deliver substantial water supplies for irrigation, community water systems, and factories needing significant flow or pressure. We focus on providing reliable systems that deliver proven performance for years to come.

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Overview
Applications:
- These motors are built for vertical operation in 8" diameter or larger water wells. The 6" pump mounting surface meets NEMA standards to accommodate any 6" pump. Temperature and time rating are continuous in 30°C (86 °F) water at 0.5 ft./sec. flow past the motor. Rotation is electrically reversible.
Features and Benefits:
- Full 3525 rpm design point for superior pump head & flow yield
- Winding encapsulated in anti-tracking resin
- Hermetically-sealed stator area
- Kingsbury-type water lubricated thrust bearing
- FES91 exclusive water-based bearing lubrication
- Water Bloc™ removable lead connection
- Double flanged design for ease of handling and pump mounting
- Spline shaft for maximum shaft and coupling contact
- Copper bar rotor provides consistent design performance
- Pressure equalizing diaphragm
- Subtrol heat sensors standard on all 8” encapsulated 30 °C motors
- 6" pump mounting surface meets NEMA standards to accommodate any 6" pump
- NSF/ANSI 61 Certified for select models
Order Information
8x6" Encapsulated Submersible Motor
HP | Type | Volts | Hz | Item |
---|---|---|---|---|
40 hp | Sand Fighter | 380 VAC / 460 VAC | 50Hz/60Hz | 2390006121 |
50 hp | Sand Fighter | 380 VAC / 460 VAC | 50Hz/60Hz | 2390016121 |
60 hp | Sand Fighter | 380 VAC / 460 VAC | 50Hz/60Hz | 2390026121 |
Support Materials
Featured Downloads
Brochures
Title | Type | Size | |
---|---|---|---|
Municipal Market Brochure | 4.2 MB | ||
Agricultural Solutions Brochure | 2.04 MB | ||
Lake and Pond Management Brochure | 2.13 MB | ||
Water Systems Products and Applications Brochure | 5.61 MB | ||
Beyond the Pump Tools Services Brochure | 1.3 MB |
Catalogs
Title | Type | Size | |
---|---|---|---|
Motors & Control Boxes Catalog | 5.05 MB |
Manuals
Title | Type | Size | |
---|---|---|---|
2023 AIM Manual | 42.62 MB | ||
2024 SubData Manual | 3.19 MB | ||
Lightning Arrestor Manual | 0.14 MB | ||
Form 2207 Submersible Motor Install Record | 0.74 MB | ||
Submersible Motor Field Reference Manual | 0.83 MB |
Certifications
Title | Type | Size | |
---|---|---|---|
NSF/ANSI 61 Water Quality Approval Document | 0.1 MB |