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Downhole Motor

Assembly

Long, slim oil-filled two-pole induction motor running at ~3,500 rpm, cooled by well flow past its housing. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Downhole Motor parts and their functions

7 top-level parts · 14 parts in total · full bill of materials below
Downhole Motor parts diagram: 1 motor stator, 2 rotor section, 3 motor shaft, 4 motor dielectric oil, 5 motor thrust bearing, 6 pothead connector, 7 copper winding. 14 parts in 7 top-level items.
Downhole Motor parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Motor Stator 1× Wound stator stack
2 Rotor Section 8× Rotor sections on shaft
3 Motor Shaft 1× Hollow shaft circulating motor oil internally while transmitting up to several hundred kW.
4 Motor Dielectric Oil 1× Dielectric fill oil
5 Motor Thrust Bearing 1× Pad bearing carrying rotor weight and residual axial load inside the motor head.
6 Pothead Connector 1× Cable entry plug
7 Copper Winding 1× Stator magnet wire

3D model

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Build & assembly graph

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Bill of materials for Downhole Motor

7 top-level lines · 7 rows shown · 14 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Motor Stator electric-submersible-pump-motor-stator 1× 1 · part
2 Rotor Section electric-submersible-pump-motor-rotors 8× 8 · part
3 Motor Shaft electric-submersible-pump-motor-shaft 1× 1 · part
4 Motor Dielectric Oil electric-submersible-pump-motor-oil 1× 1 · part
5 Motor Thrust Bearing electric-submersible-pump-motor-thrust-bearing 1× 1 · part
6 Pothead Connector electric-submersible-pump-pothead-connector 1× 1 · part
7 Copper Winding copper-winding 1× 1 · part

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Where the downhole motor is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $2–$500. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Inovance
inovance.com ↗
Shenzhen, CN Drives & motion control 500 units 10–14 wks
🇮🇳Sona Comstar
sonacomstar.com ↗
Gurugram, IN EV driveline & motors 500 units 10–14 wks
🇨🇳Broad-Ocean
broad-ocean.com ↗
Zhongshan, CN Electric motors 500 units 10–14 wks
nidec.com ↗ Singapore Motors, regional ops 500 units 10–14 wks
🇮🇳Bosch India
bosch.in ↗
Bengaluru, IN Automotive components 500 units 10–14 wks