Monarch BSEF-750TE Electric Motor Driven Self Priming Pump & Repair Parts
High-Performance Liquid Transfer: The Monarch BSEF-750TE
The Monarch BSEF-750TE Electric Motor Driven Self Priming Pump is a heavy-duty industrial solution designed for high-volume liquid transfer. Engineered with a powerful 7.5 HP Totally Enclosed Fan Cooled (TEFC) motor, this pump is built to withstand harsh agricultural and industrial environments. It is specifically constructed to handle liquid fertilizers, including nitrogen and phosphorous solutions, making it an essential asset for modern farming and chemical management.
Reliability is at the core of the BSEF series. The unit features a rugged cast iron construction paired with a specialized Viton and stainless steel mechanical seal. This combination ensures the pump can safely handle weed control chemicals and dirty water without succumbing to corrosion or seal failure. Whether you are managing agricultural irrigation, dewatering large chambers, or transferring aggressive fluids, the BSEF-750TE delivers consistent priming and flow.
Key Features and Benefits
- Powerful TEFC Motor: Equipped with a 7.5 HP, 3-Phase industry-standard motor (Totally Enclosed Fan Cooled) for protection against dust and moisture.
- Corrosion-Resistant Design: Features a semi-open cast iron impeller that is blind-hole tapped. This design prevents liquid from contacting and corroding the motor shaft.
- Chemical Compatibility: The mechanical seal is crafted from stainless steel with Viton bellows, specifically chosen to handle aggressive agriculture chemicals and fertilizers.
- Easy Maintenance: The BSEF-750TE includes a replaceable stainless steel sleeve, simplifying seal maintenance and extending the life of the motor shaft.
- Rapid Self-Priming: A large casing chamber and a dedicated priming plug (fits standard garden hoses) allow for quick and easy priming.
- Durable Construction: Made of rugged cast iron designed for heavy-duty applications.
Common Applications
- Agricultural Spraying: Ideal for pumping liquid nitrogen, phosphorous solutions, and weed control chemicals.
- General Dewatering: Efficiently moves dirty water from flooded areas or sumps.
- Industrial Fluid Transfer: Suitable for non-flammable liquids compatible with cast iron and Viton.
- Lawn and Sprinkler Systems: High-head capacity supports extensive sprinkler networks.
Technical Specifications
| General Specifications | |
|---|---|
| Model Number | BSEF-750TE |
| Horsepower (HP) | 7 1/2 HP |
| Suction / Discharge | 3″ NPT x 3″ NPT |
| Motor Type | TEFC (Totally Enclosed Fan Cooled) |
| Electrical Characteristics | 3 Phase / 60 Hz / 230/460V |
| Shipping Weight | 165 lbs |
| Impeller Design | Semi-open, Cast Iron |
| Seal Type | Stainless Steel with Viton Bellows |
Dimensions
| Model | Discharge (A) | Suction (B) | Priming Plug (C) | Drain Holes (D) | Mounting (E) |
|---|---|---|---|---|---|
| BSEF-750TE | 3″ | 3″ | 3/4″ | 3/4″ | .40 DIA |
| F | G | H | J | K | L | M | N | P | Q |
|---|---|---|---|---|---|---|---|---|---|
| 3.62 | 2.00 | 10.30 | 14.00 | 7.50 | 9.30 | 24.10 | 4.60 | 14.00 | 5.50 |
Hydraulic Performance Data
| Performance Chart (Capacities in U.S. GPM) | ||||||||
|---|---|---|---|---|---|---|---|---|
| Model | HP | 20 ft | 30 ft | 40 ft | 50 ft | 60 ft | 70 ft | 80 ft |
| BSEF-750TE | 7 1/2 | 290 | 270 | 245 | 215 | 170 | 120 | 70 |
Repair Parts
| Ref. # | Part Code # | Qty Required | Description |
|---|---|---|---|
| 1 | 190848 | 1 | Flinger |
| 2 | 218711 | 1 | Motor, 7 1/2 HP 230/460V |
| 3 | 432050 | 1 | Key |
| 4 | 176230 | 4 | Spring Washer, 3/8″ |
| 5 | 226210 | 4 | Bolt, 3/8″ UNC x 1″ ZNPL |
| 6 | 438260 | 1 | Adapter |
| 7 | 227830 | 4 | Nut, 3/8″ UNC ZNPL |
| 8 | 176230 | 4 | Spring Washer, 3/8″ ZNPL |
| 9 | 172971 | 4 | Stud, 3/8″ UNC x 1 1/4″ |
| 10 | 266006 | 1 | Sleeve |
| 11 | 193919 | 1 | Gasket |
| 12 | 240359 | 1 | Mechanical Seal, 1 1/4 I.D. |
| 13 | 438476 | 1 | Impeller |
| 14 | 414148 | 1 | Collar |
| 15 | 124191 | 1 | Bolt, 3/8″ UNC x 3/4″ Stainless Steel |
| 16 | 438490 | 1 | Casing |
| 17 | 185650 | 2 | Pipe Plug, 3/4″ NPT |
Frequently Asked Questions
What type of liquids can the Monarch BSEF-750TE handle?
The BSEF-750TE is designed to handle liquid fertilizers (nitrogen and phosphorous solutions), dirty water, and general agriculture chemicals. It features a Viton and stainless steel mechanical seal specifically for weed control chemicals.
Does this pump require a specific voltage?
Yes, the BSEF-750TE utilizes a 3-Phase motor that operates on 230V or 460V electrical systems.
Is the Monarch BSEF-750TE self-priming?
Yes, this is a self-priming pump. It features a large chamber and a priming plug that fits a standard garden hose for rapid priming.
What is the port size on the BSEF-750TE?
This model features 3-inch NPT suction and 3-inch NPT discharge ports for high-volume flow.