Synchronous Ring Motor

Assembly

Stator Winding of a BLDC Motor.jpg · Commons ↗ Report photo

Low-speed gearless motor, typically 2–8 MW at 30–90 rpm, with the rotor mounted directly on the winder shaft.

Direct parts	4
Total parts	24
Used in	1 assembly
Class	Assembly

Report a problem with this BOM

Low-speed gearless motor, typically 2–8 MW at 30–90 rpm, with the rotor mounted directly on the winder shaft. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Synchronous Ring Motor parts and their functions

4 top-level parts · 24 parts in total · full bill of materials below

Synchronous Ring Motor parts diagram: 1 stator assembly, 2 rotor assembly, 3 copper winding, 4 fastener set. 24 parts in 4 top-level items. — Synchronous Ring Motor parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Stator Assembly 3 parts	1×	Stationary part of an electric motor: a slotted laminated core wound with copper coils that produce the rotating magnetic field.
2	Rotor Assembly 4 parts	1×	Rotating member of an electric motor: a laminated steel core carrying permanent magnets or conductor bars, pressed onto a shaft that delivers the torque.
3	Copper Winding	1×	Field winding
4	Fastener Set	1×	Foundation and frame bolting

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour

product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Synchronous Ring Motor

4 top-level lines · 11 rows shown · 24 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Stator Assembly 3 parts	stator-assembly	1×	1	3	assembly
1.1	Stator Core (laminations)	stator-core	1×	1	·	part
1.2	Copper Winding	copper-winding	1×	1	·	part
1.3	Slot Insulation	stator-insulation	1×	1	·	part
2	Rotor Assembly 4 parts	rotor-assembly	1×	1	19	assembly
2.1	Rotor Shaft	rotor-shaft	1×	1	·	part
2.2	Rotor Core	rotor-core	1×	1	·	part
2.3	Neodymium Magnet	neodymium-magnet	16×	16	·	part
2.4	Ball Bearing	ball-bearing	1×	1	·	part
3	Copper Winding	copper-winding	1×	1	·	part
4	Fastener Set	fastener-set	1×	1	·	part

Something wrong in this list? Report a problem with this BOM.

Where the synchronous ring motor is used

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

Mining & Quarrying 1 Mine Hoist

Used in 1 assembly

Hoist Drive

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

Vendor	HQ	Specialty	MOQ	Lead 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 (Singapore) nidec.com ↗	Singapore	Motors, regional ops	500 units	10–14 wks
🇮🇳Bosch India bosch.in ↗	Bengaluru, IN	Automotive components	500 units	10–14 wks