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all types deep well submersible screw water pump

Basic Info

Model No.: 3QGD2-103-0.75

Product Description



All types deep well submersible screw Water Pump





3: Well diamater: 74mm(3")

QG: pump name

D: Single motor( Three phase without D)

1.2: Capacity(m3/h)

50: rated head(m)

0.37: motor power(kW)



For water supply from wells or reservoirs.

For domestic use , for civil and industrial applications.

For garden use and irrigation.



Maximum fluid temperature up to +35℃

Maximum sand content: 0.25%

Maximum immersion: 50M(oil-filled motor)

Minimum well diameter: 2"/3"/4"



Rewindable motor, full obturated screen motor

Three phase: 380v-415v/50hz or 60hz

Single phase: 220v-240v/50hz or 60hz

Equip with start control box or digital auto-control box

Pumps are designed by casing stressed

NEMA dimension standard



Special Mechanical Seal 

Other voltages or frequency viable


1 Clamping spring 10 Snap ring 19 Nut 28 Screw
2 End cover 11 Screw 20 Stationary ring 29 Cover
3 Expand sleeve 12 Washer 21 Washer 30 Rubber Set
4 Capacitor 13 "0" ring 22 Sand proof cap 31 Flying-ring
5 Bearing seat 14 Oil chamber 23 Cable shield sleeve 32 Outlet 
6 Bearing 15 "0" ring 24 Screw 33 Bolt
7 Rotor 16 Screw 25 Cable    
8 Mechanical seal 17 Double head bolt 26 Pump body    
9 Stator 18 Washer 27 Universal coupling    














1~220V/240V 3~380V/415V kW HP φD
2QGD1-48-0.25 2QG1-48-0.25 0.25 0.35 1 48 0.5" 2850 52
 3QGD1.5-72-0.37 3QG1.5-72-0.37  0.37  0.5 1.5  72  1"  2850  74 
3QGD1.5-90-0.55  3QG1.5-90-0.55 0.55  0.75  1.5  90  1"  2850   74
 3QGD2-103-0.75  3QG2-103-0.75  0.75 103 


2850  74 
 4QGD1-60-0.37  4QG1-60-0.37 0.37 0.5  105  1"  2850  96 
 4QGD1.2-50-0.37 4QG1.2-50-0.37  0.37  0.5  100  1"  2850  96 
 4QGD1.2-60-0.55 4QG1.2-60-0.55  0.55  0.75  125  1"  2850  96 
 4QGD1.8-50-0.55 4QG1.8-50-0.55 0.55  0.75  2.5  100  1"  2850  96 
 4QGD1.8-80-0.75 4QG1.8-80-0.75  0.75  2.5  130  1"  2850  96 
 4QGD1.2-100-0.75 4QG1.2-100-0.75  0.75  150  1"  2850  96 
Company Information


Taizhou Qiantao Pumps Co., Ltd. is a modern enterprise with a combination of development, production, service. It is specialized in producing electric pump and motor with more than 50 series and 1000 specifications.
Our company centers on people, equipped with a large technology team and management talent, forming significant human resource and powerful technology advantagement.

We own advanced electric pumps and assembly line for motors as well as online automatic testing systems. All these equipments supply favorable managing condition and reliable detecting methods. Our company has passed the ISO9001:2000 international quality system certification and "3C" electrician product certification. The products have won the producing licence granted by the national technical supervision bureau and "Agricultural Machinery popularization licence" granted by the national agriculture ministry.

Customers' satisfaction is the everlasting pursuit of “Qiantao” staff. Quality and credit standing is the forever main topic of Qiantao. We sincerely wish to cooperate and develop together with all partners. At the same time, we warmly welcome the new and old customers from home and abroad to do business with us and direct us.

At all times, Qiantao Pump Company is appling ourselves to normalized technology development and quality management construction. We constantly solidify, perfect and improve the company's total quality management standard. We also popularize ISO9000 quality management system. These not only uprise the management standard, promise the product quality, strengthen the running belief of "Customers' satisfaction is Qiantao people's persistent pursuit. Quality and credit standing is the forever main topic of Qiantao.", but also win the customers' trust.

Our Services

For more informations just feel free to contact with: Ms Jelly( Skype: chimppumps)




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