Greentech International (Zhangqiu) Co., Ltd.
Greentech Industry (Jinan) Co., Ltd.
By 2026, the way we plant food has changed. Large, autonomous tractors are taking over, and they need air systems that are as tough as the soil. These machines often don't have big electrical grids, so they need a blower that can be driven by a belt or a hydraulic motor. The 2RB 413-1HY99 Bare Shaft Ring Blower is the perfect fit for this new world. It gives you industrial-strength air power without needing an electric motor.
It is all about flexibility for outdoor work where electricity is scarce. By using the 2RB 413-1HY99, you can power your air system directly from a tractor’s engine or a hydraulic motor. This eliminates the need for heavy batteries or generators in the field, making your machinery lighter, simpler, and much more efficient for long days.
Not at all, because the air flow is incredibly smooth and consistent. The 2RB 413-1HY99 provides steady pneumatic pressure that floats seeds through the tubes rather than slamming them against the walls. This keeps every seed intact and ready to grow, ensuring your crop yield stays high while your seed waste stays at an all-time low.
Yes, because the bare shaft design separates the blower from the drive source, allowing for better cooling and easier cleaning. The rugged aluminum build is designed to handle the grit and grime of a working farm. Since there are no internal motor windings to clog with dust, it stays running much longer in the dirt.
You simply adjust the mechanical speed of your drive belt or the hydraulic fluid flow. This gives you direct control over the blower's RPM without needing complex electronics that might fail in the rain. It is a simple, mechanical way to dial in the perfect pressure for different seed sizes, from tiny canola to large corn.
It is 100% oil-free, which is essential for modern sustainable farming. There are no lubricants inside the air chamber, so you don't have to worry about oil mist leaking into your fields or coating your seeds. This keeps your soil healthy and ensures your farm meets the strictest environmental standards for clean, safe food production.
The 2RB 413-1HY99 Bare Shaft Ring Blower is the "DIY" king of the industrial world. It is built for engineers who want to build their own power systems without being tied to a plug. It’s tough, clean, and ready for the field.
What are you building that doesn't have a power plug? Tell us about your off-grid machinery in the comments and let's find the best way to power it!

Bare Shaft Side Channel Blowers product information
Web: http://www.greentechblower.com (Group Web) ‖ http://www.zqblower.cn (Chinese) ‖ http://www.ringblower.cn/ (Ring blower) ‖ http://www.china-blower.com (Roots Blower)
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