Enclosed Unit for Harsh Environments
We are Ningbo Tuona Transmission Equipment Co., Ltd. Our factory has been making gearboxes since 2020. We have 2500 m² and 30 workers. No R&D team. But we follow GB and industry standards. Zero complaints in 6 years. The planetary gear reduction box is a fully enclosed unit. It keeps dust and water out. It is used for outdoor equipment like solar trackers, cable plows, and agriculture sprayers.
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Specification |
Detail |
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Established |
2020 |
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Factory area |
2500 m² |
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Staff |
30 |
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R&D |
No |
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MOQ |
10 pcs |
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Standard delivery |
20 days |
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Custom delivery |
1 month |
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Monthly capacity |
~1500 units |
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Warranty |
1 year |
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Payment |
30% deposit, 70% balance |
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Trade term |
FOB |
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Bulk discount |
2-3% |
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Currency |
USD, RMB |
Quality Assurance Process
We produce the planetary gear reduction box from your drawing or sample. OEM/ODM available. We control heat treatment and quenching. For small batches we do 100% inspection. For planetary gearboxes we check every piece. Third-party inspection accepted. Warranty 1 year: free replacement, we pay freight. Overseas claims: full refund plus round freight. No free samples. Our after-sales: domestic has dedicated person. Overseas we compensate. Our sales have increased every year. By end of 2025 we reached about 12 million RMB in sales. We mainly design and sell planetary reducers, auger drives, mower gearboxes, shafts, spline sleeves, pump bodies, and custom parts.
Lead Time and Updates
The planetary gear reduction box order can mix models. Standard 20 days. Custom 30 days. Monthly output 1500 units. Repeat orders faster. We send photos and videos. Equipment: 6 machining centers, 2 turn-mill, 3 hobbing, 3 shaping, 6 CNC lathes, 1 projector. New CMM and more machines by end May. Payment 30% down, 70% before ship. FOB only. Pay USD or RMB. Volume discount 2-3%.
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