Product Characteristics
Heavy-duty Cast Iron Housing with Four-Rib Reinforced Design
Widened bearing support fits large drive wheels and extended irrigation trusses, stable torque output for heavy towers, rutted terrain and slope operation, effectively avoiding gear breakage and housing crack.
Full Dust & Water Resistance for Extended Field Service Life
Multi-layer sealing blocks mud, rain and irrigation mist. Rust-resistant cast iron housing withstands long-term outdoor exposure to sun and rain, slowing gear wear and lowering field replacement frequency.
Standard Universal Structure for Zero-cost Replacement & Modification
Industry-standard mounting dimension and 50:1 standard ratio, direct drop-in replacement for original UMC 740-U gearbox without frame or hub modification. Complete carriage bolts included for fast assembly with 0.75–1.5HP irrigation motors.
Product advantages
Heavy Load Capacity for Long-span Heavy Irrigation Towers
Multi-layer sealing blocks mud, rain and irrigation mist. Rust-resistant cast iron housing withstands long-term outdoor exposure to sun and rain, slowing gear wear and lowering field replacement frequency.
Full Dust & Water Resistance for Extended Field Service Life
Multi-layer sealing blocks mud, rain and irrigation mist. Rust-resistant cast iron housing withstands long-term outdoor exposure to sun and rain, slowing gear wear and lowering field replacement frequency.
Standard Universal Structure for Zero-cost Replacement & Modification
Industry-standard mounting dimension and 50:1 standard ratio, direct drop-in replacement for original UMC 740-U gearbox without frame or hub modification. Complete carriage bolts included for fast assembly with 0.75–1.5HP irrigation motors.
Product detail photos






Physical photos









Product Description
| W740U irrigation gearbox | |
|
Power |
0.75HP~2.5HP |
|
Speed |
1500RPM |
| Ratio | 1/50, 1/52 |
| Weight | 51-57KG |
| Input motor | AC(single phase or three phase) |
| Output type |
Solid shaft/ Square flange/ Round flange |
|
Torque |
7909Nm |
|
Material |
Cast iron |
|
Place of origin |
China |
|
Packaging |
wooden box |
|
HS code |
8483409090 |
Partial drawing display


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FAQ
Q: Can W740U gearbox directly replace original imported 740-U unit?
A: Fully interchangeable. Identical 11-bolt flange, output shaft diameter and mounting height with standard 50:1 ratio, no frame or hub modification required for seamless replacement.
Q: What span length of center pivot irrigation system fits this gearbox?
A: Optimized for long-span heavy trusses with large drive wheels and heavy towers. It outperforms 725-U for large circular and linear irrigation units covering hundreds of acres.
Q: What is the core difference between W740U and W740UV models?
A: W740U features standard 50:1 ratio and regular output shaft; W740UV adopts 52:1 ratio with extended output shaft for special irrigation equipment requiring longer hub mounting shaft.
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