Counterbalance Assembly Assembly
The torsion counterbalance: a wound spring on a shaft carried by bearing plates, with winding cones, cable drums, and lift cables that offset the door weight. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
8 top-level lines · 8 rows shown · 16 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Coil Spring | coil-spring | 2× | 2 | — | part |
| 2 | Torsion Tube | sectional-garage-door-torsion-tube | 1× | 1 | — | part |
| 3 | Winding Cone | sectional-garage-door-winding-cone | 2× | 2 | — | part |
| 4 | Bearing Plate | sectional-garage-door-bearing-plate | 3× | 3 | — | part |
| 5 | Ball Bearing | ball-bearing | 3× | 3 | — | part |
| 6 | Cable Drum | sectional-garage-door-cable-drum | 2× | 2 | — | part |
| 7 | Lift Cable | sectional-garage-door-lift-cable | 2× | 2 | — | part |
| 8 | Fastener Set | fastener-set | 1× | 1 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| 🇨🇳Foxconn foxconn.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |