Multiquip Electric Submersible Clean-Water Pumps

Powerful Single and Three Phase models perfect for removing water from confined areas. The compact design and high performance engineering ensures professional results for every application. Single Phase model discharge sizes range from 1.125” to 3”. Three Phase model discharge sizes range from 3” to 6”. * Not designed to pump salt water and selected chemicals (exception: PX400).

YELLSUB – 1.25 Inch Discharge, .25 HP, 115V, 33 GPH, 15 ft. Total Head
ST1 / ST1F – 3/4 Inch Discharge, .25 HP, 115V, 27 GPM, 23 ft. Total Head
SS233 – 2 Inch Discharge, .5 HP, 115V, 55 GPM, 32 ft. Total Head
ST2037 / ST2037F – 2 Inch Discharge, 115V 1Ø, 1.0 HP, 73 GPM, 37′ Total Head
ST2038P – 2 Inch Discharge, 115V 1Ø, 1.0 HP, 60 GPM , 38′ Total Head
ST2047 – 2 Inch Discharge, 115V 1Ø, 1.0 HP, 87 GPM, 47′ Total Head
ST3020BCUL – 3 Inch Discharge, 230V 1Ø, 2.0 HP, 170 GPM, 72 ft Total Head
ST3050D – 3 Inch Discharge, 230/460V three-phase, 5.0 HP, 270 GPM, 86 ft Total Head
ST41230 / ST41460 – 4 Inch Discharge, 230/460 three-phase, 60 Hz 10 HP, 423GPM, 138ft Total Head
ST61230 / ST61460 – 6 Inch Discharge, 230/460 three-phase, 60 Hz 15 HP, 674GPM, 105ft Total Head

Add to quote

Categories: Pumps, Submersible Water Pumps

YELLSUB

1.25 Inch Discharge, .25 HP, 115V, 33 GPH, 15 ft. Total Head

The Little Sub is MQ’s most lightweight, compact submersible pump. It is a great choice for common household moving water applications such as: flooded rooms, flat roofs, fill tanks, basins, fountains and waterfalls. One piece polymer pump casing body resists corrosion and heat. The YELLSUB incorporates internal thermal overload protection, dual shaft seals, and positive direct drive thermoplastic impeller secured with stainless steel fittings.

.25HP, 115V/2.5A, 1Ø, UL & CUL Listed Electric Motor.
Built-in Overload Protection.
1 1/4” (NPT) Male Discharge w/1 ¼” Female Adapter and Thermoplastic Garden Hose Adapter.
Total Head: 15 ft.
MAX Capacity: 33 gpm.
Pumps Liquid Up To 120° F.
Dewaters Surfaces Up To 1/8” Levels.
Rated for 4,500 Hours of Intermittent Duty.

Unit Specifications
Impeller Type	Poly
Impeller Disc Size	4 in	102 mm
Total Head	15 ft	4.6 m
Water Capacity	33 gpm	125 lpm
Max. Solid Intake	.4 in	10 mm

Electrical Specifications
Power	0.25 HP	0.185 kW
Phase	Single
Voltage	115 V
Starting Amperage	10 A
Running Amperage	2.5 A
Cable Length	9 ft	2.7 m

Dimensions & Weights
Pump Diameter	6.25 in	159 mm
Overall Height	9.5 in	241 mm
Operating Weight	6 lb	2.72 kg

ST1 / ST1F

3/4 Inch Discharge, .25 HP, 115V, 27 GPM, 23 ft. Total Head

The ST1 Series Submersible Pumps provide a rugged, compact design option when the applications call for value as well as trusted performance. The pumps are an ideal choice for common household moving water applications such as: flooded rooms, flat roofs, fill tanks, basins, fountains and waterfalls. The aluminum pump casing resists corrosion and supports the dissipation of internal heat.

The ST1 and ST1F are designed with powerful capacitor assisted electric motors, internal thermal overload protection, dual shaft seals, and a positive direct drive thermoplastic impeller secured with stainless steel fittings.

All power cords provide strain relief, and the model ST1F is engineered with an internally adapted mechanical float switch to automatically regulate the operation of the pump

Powerful asynchronous 2-pole motor.
115 VAC 1-phase, 60Hz / 3,450 RPM.
Corrosion resistant aluminum casing for superior heat dissipation.
Lightweight portability, oil-free motor design.
Power Cable strain relief.
Removes water to within 1/4 inch of surface.
3/4 inch garden hose adapter included.
Stainless steel 410 heat-treated shaft.
Permanently oil-lubricated triple lip seals for exceptional durability.
Rugged reinforced thermoplastic impeller.
Removable filter screen for easy cleaning.
10’ molded power cord.
Oil-fee motor with built-in thermal protector.
Industrial integrated mechanical Float Switch (model: ST1F)
MAX Flow is 27 GPM and MAX Head is 23 ft

Unit Specifications
Impeller Type	Heavy Poly
Impeller Disc Size	3 in	76 mm
Total Head	23 ft	7 m
Water Capacity	27 gpm	125 lpm
Max. Solid Intake	.2 in	3 mm

Electrical Specifications
Power	0.25 HP	0.186 kW
Phase	Single
Voltage	115 V
Starting Amperage	6 A
Running Amperage	2.8 A
Cable Length	10 ft	3 m

ST1 Dimensions & Weights
Pump Diameter	6.25 in	159 mm
Overall Height	11 in	279 mm
Operating Weight	8.8 lb	4 kg

ST1F Dimensions & Weights
Pump Diameter	9.5 in	241 mm
Overall Height	11 in	279 mm
Operating Weight	9.2 lb	4.2 kg

SS233

2 Inch Discharge, .5 HP, 115V, 55 GPM, 32 ft. Total Head

The highly portable, lightweight SS233 submersible pump is a great choice for flooded rooms, flat roofs, fill tanks, basins, fountains and landscape waterfalls. Features include hardy thermoplastic casing, stainless steel fittings, internal overload protection, fully oil lubricated shaft seals, and UL/CUL certifications.

Powerful .5HP 115V 1Ø thermal overload protected electric motor.
Running AMPS: 6A.
UL/CUL Certified.
Heavy polymer pump casing provides a lightweight, impact resistant unit.
2” NPT discharge port.
MAX FLOW: 55 GPM.
MAX HEAD: 32 ft.
Pumps fluids up to 120º F.
Dewaters surfaces down to ½ inch.
Rated for 5,500 hours of intermittent duty.

Unit Specifications
Impeller Type	Industrial Polymer
Impeller Disc Size	4.5 in	114.4 mm
Total Head	32 ft	9.75 m
Water Capacity	55 gpm	208 lpm
Max. Solid Intake	.4 in	.4 mm

Electrical Specifications
Power	0.5 HP	0.373 kW
Phase	Single
Voltage	115 V
Starting Amperage	11.5 A
Running Amperage	6 A
Cable Length	9 ft	2.7 m

Dimensions & Weights
Pump Diameter	8.1 in	206 mm
Overall Height	9.5 in	241 mm
Operating Weight	16.5 lb	7.4 kg

ST2037 / ST2037F

2 Inch Discharge, 115V 1Ø, 1.0 HP, 73 GPM, 37′ Total Head

This lightweight, compact submersible centrifugal pump is ideal for moving water in multiple confined and open area applications. This is a powerful, versatile, low maintenance pump that is perfect for a wide range of operations supporting Contractors, Service Utilities, Municipalities, and Homeowners. Further, the ST2037 incorporates a rugged cast aluminum housing, internal thermal overload protection, dual shaft seals, sealed ball bearings impeller and molded 25’ Power Cable with strain relief. Model ST2037F is available that provides a tethered industrial mechanical float switch assembly.

1.0HP, 115V/9.8A, 1Ø, UL & CUL Listed Electric Motor.
Built-in Overload Protection.
2” (NPT) Female Discharge Port.
Reliable double mechanical oil-filled seals.
Cast iron/steel motor casing serves as heat conductor.
Pumps Liquid Up To 120° F.
25’ of molded power cord w/strain relief
Dewaters Flat Surfaces Up To 1/2” Levels.

Unit Specifications
Impeller Type	Neoprene Rubber over Cast-Iron
Impeller Disc Size	2 in	50 mm
Total Head	37 ft	11.3 m
Water Capacity	73 gpm	276 lpm
Max. Solid Intake	0 in	0 mm

Electrical Specifications
Power	1 HP	0.75 kW
Phase	Single
Voltage	115 V
Starting Amperage	25 A
Running Amperage	6.9 A
Cable Length	25 ft	7.5 m

Dimensions & Weights
Pump Diameter	7.4 in	188 mm
Overall Height	15.4 in	391 mm
Operating Weight	31 lb	14 kg

ST2038P

2 Inch Discharge, 115V 1Ø, 1.0 HP, 60 GPM , 38′ Total Head

This lightweight, compact submersible centrifugal pump is ideal for moving water in multiple confined and open area applications. The unique casing design of this pump permits it to draw water to a level of 1/16” without having to place the pump in any kind of sump. This versatile, low maintenance pump is perfect for a wide range of operations supporting Contractors, Service Utilities, Municipalities, and Homeowners. Further, the ST2038P incorporates a rugged cast aluminum housing, internal thermal overload protection, dual shaft seals, sealed ball bearings impeller and molded 19’ Power Cable with strain relief.

1.0HP, 115V/8.0A, 1Ø, UL & CUL Listed Electric Motor.
Built-in Overload Protection.
2” (NPT) Female Discharge Port.
Reliable double mechanical oil-filled seals.
Cast iron/steel motor casing serves as heat conductor.
Pumps Liquid Up To 120° F.
25’ of molded power cord w/strain relief
Dewaters Flat Surfaces Up To 1/16” Levels.

Unit Specifications
Impeller Type	Neoprene Rubber over Cast-Iron
Impeller Disc Size	2 in	50 mm
Total Head	38 ft	11.5 m
Water Capacity	60 gpm	227 lpm
Max. Solid Intake	0 in	0 mm

Electrical Specifications
Power	1 HP	0.75 kW
Phase	Single
Voltage	115 V
Starting Amperage	25 A
Running Amperage	6.5 A
Cable Length	25 ft	7.5 m

Dimensions & Weights
Pump Diameter	7.7 in	196 mm
Overall Height	15.4 in	391 mm
Operating Weight	31 lb	14 kg

ST2047

2 Inch Discharge, 115V 1Ø, 1.0 HP, 87 GPM, 47′ Total Head

This lightweight, compact submersible centrifugal pump is ideal for moving water in multiple confined and open area applications. This is a powerful, versatile, low maintenance pump that is perfect for a wide range of operations supporting Contractors, Service Utilities, Municipalities, and Homeowners. Further, the ST2047 incorporates a rugged cast aluminum housing, internal thermal overload protection, dual shaft seals, sealed ball bearings impeller and molded 50’ Power Cable with strain relief.

1.0HP, 115V/9.8A, 1Ø, UL & CUL Listed Electric Motor.
Built-in Overload Protection.
2” (NPT) Female Discharge Port.
Reliable double mechanical oil-filled seals.
Cast iron/steel motor casing serves as heat conductor.
Pumps Liquid Up To 120° F.
50’ of molded power cord w/strain relief
Dewaters Flat Surfaces Up To 1” Levels.

Unit Specifications
Impeller Type	Neoprene Rubber over Cast-Iron
Impeller Disc Size	2 in	50 mm
Total Head	47 ft	14.3 m
Water Capacity	87 gpm	319 lpm
Max. Solid Intake	0 in	0 mm

Electrical Specifications
Power	1 HP	0.75 kW
Phase	Single
Voltage	115 V
Starting Amperage	30 A
Running Amperage	9.8 A
Cable Length	50 ft	15.2 m

Dimensions & Weights
Pump Diameter	7.4 in	188 mm
Overall Height	15.4 in	391 mm
Operating Weight	33 lb	15 kg

ST3020BCUL

3 Inch Discharge, 230V 1Ø, 2.0 HP, 170 GPM, 72 ft Total Head

This compact submersible centrifugal pump is ideal for moving water in multiple confined and open area applications. This is a powerful, versatile, low maintenance pump that is perfect for a wide range of operations supporting Contractors, Service Utilities, Municipalities, and Homeowners. Further, the ST3020BCUL incorporates a rugged cast aluminum housing, internal thermal overload protection, dual shaft seals, sealed ball bearings impeller, carrying handle, and molded 50’ Power Cable with strain relief.

2.0HP, 230V/9.8A, 1Ø, UL & CUL Listed Electric Motor.
Built-in Overload Protection.
3” (NPT) Male Discharge Port.
Reliable double mechanical oil-filled seals.
Easy Impeller Clean-out.
Cast iron/steel motor casing serves as heat conductor.
Pumps Liquid Up To 120° F.
50’ of molded power cord w/strain relief
Dewaters Flat Surfaces Up To 1/2” Levels.

Unit Specifications
Impeller Type	Cast-Ductile-Iron
Impeller Disc Size	3 in	75 mm
Total Head	72 ft	22 m
Water Capacity	170 gpm	644 lpm
Max. Solid Intake	0 in	0 mm

Electrical Specifications
Power	2 HP	1.5 kW
Phase	Single
Voltage	230 V
Starting Amperage	33 A
Running Amperage	10.5 A
Cable Length	50 ft	15.2 m

Dimensions & Weights
Pump Diameter	6.7 in	170 mm
Overall Height	28.5 in	724 mm
Operating Weight	67 lb	30 kg

ST3050D

3 Inch Discharge, 230/460V three-phase, 5.0 HP, 270 GPM, 86 ft Total Head

This submersible centrifugal pump is ideal for moving water in multiple confined and open area applications. This is a powerful, versatile, low maintenance pump that is perfect for a wide range of operations supporting Contractors, Service Utilities, and Municipalities. Further, the ST3050D incorporates a rugged industrial cast iron housing, dual shaft seals, sealed ball bearings impeller, carrying handle, and molded 50’ Power Cable with strain relief. This type of pump requires a Control Box to provide safe operations and safety shutdowns such as thermal & voltage overload protection. Further, the Control Box would permit float switch (if required) connections. *** The pump ships from the factory oriented to 230VAC.

5.0HP, 230/460V, three-phase, Electric Motor.
Pump ships from the factory oriented to 230VAC.
3” (NPT) Female Discharge Port.
Reliable double mechanical oil-filled seals.
Easy Impeller Clean-out.
Cast iron/steel motor casing serves as heat conductor.
Pumps Liquid Up To 120° F.
50’ of molded power cord w/strain relief
Dewaters Flat Surfaces Up To 1/2” Levels.

Unit Specifications
Impeller Type	Cast-Ductile-Iron
Impeller Disc Size	3 in	75 mm
Total Head	86 ft	26 m
Water Capacity	270 gpm	1022 lpm
Max. Solid Intake	0 in	0 mm

Electrical Specifications
Power	5 HP	3.75 kW
Phase	Three
Voltage	230/460 V
Starting Amperage	44 – 230V / 22 – 460V A
Running Amperage	14.2 – 230V / 7.1 – 460V A
Cable Length	50 ft	15.2 m

Dimensions & Weights
Pump Diameter	10.2 in	259 mm
Overall Height	26.8 in	681 mm
Operating Weight	120 lb	54 kg

ST41230 / ST41460

4 Inch Discharge, 230/460 three-phase, 60 Hz 10 HP, 423GPM, 138ft Total Head

This submersible centrifugal pump is a heavy-duty performance minded product for moving water in multiple confined and open area applications. This very powerful, versatile, low maintenance pump is perfect for a wide range of operations supporting Contractors, Service Utilities, and Municipalities. Further, the ST41 Series incorporates a rugged stainless steel housing, oil-filled, double mechanical pump seals, dynamically balanced high chrome impeller, and molded 33’ Power Cable with strain relief. This type of pump requires a Control Box to provide safe operations and safety shutdowns such as thermal & voltage overload protection. Further, the Control Box would permit float switch (if required) connections.

10.0HP, 230/460V, three-phase, 60 Hz.
Running AMPS : 28.6A (230V) / 14.3A (460V).
FLOW Capacity: 423 GPM.
HEAD: 138’.
Pump Diameter: 12.5”
Weight: 205 lbs.
Passes up to .6” spherical solids.
4” NPT Male Discharge Port.
Reliable double mechanical oil-filled seals.
Easy Impeller Clean-out.
Output shaft is heat-treated 410 Stainless Steel.
Suction Strainer: Stainless Steel (304).
Pumps Liquid up to 140° F – pH 4-10.
33’ of molded power cord w/strain relief.

Unit Specifications
Impeller Type	High Chrome Steel
Impeller Disc Size	4 in	100 mm
Total Head	138 ft	35 m
Water Capacity	423 gpm	1565 lpm
Max. Solid Intake	.6 in	15 mm

Electrical Specifications
Power	10 HP	7.5 kW
Phase	Three
Voltage	230/460 V
Starting Amperage	230V/87. A / 460V/45 A
Running Amperage	230V/28.6A / 460V/14.3 A
Cable Length	33 ft	10 m

Dimensions & Weights
Pump Diameter	12.5 in	318 mm
Overall Height	32 in	813 mm
Operating Weight	205 lb	93 kg

ST61230 / ST61460

6 Inch Discharge, 230/460 three-phase, 60 Hz 15 HP, 674GPM, 105ft Total Head

This submersible centrifugal pump is a heavy-duty performance minded product for moving water in multiple confined and open area applications. This very powerful, versatile, low maintenance pump is perfect for a wide range of operations supporting Contractors, Service Utilities, and Municipalities. Further, the ST61 Series incorporates a rugged stainless steel housing, oil-filled, double mechanical pump seals, dynamically balanced high chrome impeller, and molded 33’ Power Cable with strain relief. This type of pump requires a Control Box to provide safe operations and safety shutdowns such as thermal & voltage overload protection. Further, the Control Box would permit float switch(if required) connections.

15.0HP, 230/460V, three-phase, 60 Hz.
Running AMPS : 43A (230V) / 21.5A (460V).
FLOW Capacity: 674 GPM .
HEAD: 105’.
Pump Diameter: 14.0”
Weight: 301 lbs.
Passes up to .6” spherical solids.
6” NPT Male Discharge Port.
Reliable double mechanical oil-filled seals.
Easy Impeller Clean-out.
Output shaft is heat-treated 410 Stainless Steel.
Suction Strainer – Stainless Steel (304).
Pumps Liquid Up To 140° F – pH 4-10.
33’ of molded power cord w/strain relief.

Unit Specifications
Impeller Type	High Chrome Steel
Impeller Disc Size	6 in	150 mm
Total Head	105 ft	32 m
Water Capacity	674 gpm	2494 lpm
Max. Solid Intake	.6 in	15 mm

Electrical Specifications
Power	15 HP	11 kW
Phase	Three
Voltage	230/460 V
Starting Amperage	230V/130 A / 460V/68 A
Running Amperage	230V/43A / 460V/21.5 A
Cable Length	33 ft	10 m

Dimensions & Weights
Pump Diameter	14 in	356 mm
Overall Height	34 in	864 mm
Operating Weight	301 lb	135 kg