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RenteZhihe (Jiangsu) Equipment Technology Co., Ltd. is a national high-tech enterprise integrating the R&D and production of stage machinery, performance equipment, industrial machinery, and intelligent systems.
We are China PI Series Self Aligning Pilewind Stage Hoist Manufacturers and Wholesale PI Series Self Aligning Pilewind Stage Hoist OEM/ODM Suppliers, the company owns two modern production workshops covering an area of 13,000 square meters and a 7,000-square-meter office building. Since its establishment in 2012, relying on superior quality and technological innovation, it has gradually developed into a professional manufacturer of stage machinery and equipment that integrates R&D and design, production and sales, installation and commissioning, as well as technical services.
It has eight offices nationwide, covering major core cities in North China, East China, South China, Northwest China, and Southwest China. Equipped with a professional technical team and more than 30 sets of production equipment, the company always regards technological innovation as the core driving force of enterprise development. With over ten years of experience accumulation and technological innovation, it has provided high-quality stage machinery and equipment for more than 1,000 engineering projects, including cultural and art centers, gymnasiums, conference centers, theaters, school auditoriums, and entertainment performance venues, as well as long-term maintenance services for products and equipment.
In addition, the company also provides OEM processing and non-standard customization services for stage machinery and equipment. Its products sell well both at home and abroad, winning high recognition from customers, project owners, and all sectors of society.
Technical Specifications
| Model | PI-250 / PI-500 / PI-1000 |
| Load Capacity | 250 kg / 500 kg / 1000 kg |
| Lifting Speed | 0.15 – 0.35 m/s |
| Lifting Height | Up to 20 meters |
| Motor Power | 1.5 kW – 4.0 kW |
| Power Supply | 380V / 50Hz / 3-Phase |
| Cable Diameter | 6 mm – 8 mm steel wire rope |
| Drum Diameter | 220 mm – 300 mm |
| Alignment Compensation | ±5 degrees in all axes |
| Brake System | Electromagnetic brake with manual release |
| Limit Switch | Gear limit switch with adjustable cams |
| Protection Class | IP54 |
| Weight | Approx. 180 – 450 kg |
Applications
General Theatre Rigging – Versatile hoist for standard scenery and lighting applications.
School Auditoriums – Ideal for educational and community theatre installations.
Multi-Purpose Halls – Suitable for venues requiring flexible rigging configurations.
Retrofit Projects – Self-alignment feature simplifies installation in existing buildings.
Lighting Bar Operation – Reliable lifting for lighting and audio equipment.
Curtain Systems – Provides smooth operation for main curtains and drapery.
Key Advantages
Self-Aligning Mount – Automatically compensates for structural misalignment, reducing installation complexity.
Versatile Application – Suitable for a wide range of stage lifting requirements.
Proven Reliability – Based on the industry-standard Pilewind design used in thousands of installations worldwide.
Simple Installation – Self-alignment reduces precision mounting requirements.
Cost-Effective Solution – Provides excellent value for general-purpose stage lifting.
Easy Maintenance – Accessible service points and common components.
Payment & Shipping
Payment Terms: T/T (30% + 70%), L/C at sight.
Lead Time: 25–35 working days.
Packaging: Export crating with protective wrapping.
Shipping: FOB Shanghai.
Installation Support: Technical support available via phone, email, or on-site.
Warranty: 24 months standard.
Frequently Asked Questions
Q: What does self-aligning mean and why is it important?
A: Self-aligning means the hoist mount can compensate for minor misalignment between the rigging point and the hoist structure. This simplifies installation, reduces stress on components, and ensures proper cable fleet angles for longer cable life.
Q: What are the typical applications for the PI Series hoist?
A: The PI Series is a versatile general-purpose hoist suitable for scenery lifting, lighting bars, curtain systems, and other standard stage rigging applications in theatres, schools, and multi-purpose venues.
Q: Does the self-alignment feature require calibration?
A: No, the self-alignment is mechanical and requires no calibration. It automatically adjusts to accommodate structural variations within the specified range.
Q: Is the PI Series suitable for professional theatre use?
A: Yes, the PI Series is built to professional standards and is used in many professional and community theatre installations worldwide.
