Product Overview
Our solar industry dedicated screw jack is a high-performance linear motion solution engineered exclusively for photovoltaic (PV) systems. Integrating robust worm gear technology and precision screw drive, it delivers reliable, precise, and durable lifting, tilting, and positioning operations-critical for maximizing solar energy efficiency in diverse PV installations.
Solar Industry Dedicated Screw Jack

Solar Industry Dedicated Screw Jack

Solar Industry Dedicated Screw Jack

Screw Jack
Core Product Features
PV-Grade Durability & Weather Resistance: Constructed with corrosion-resistant alloys and protective surface coatings (e.g., galvanization, stainless steel options), resisting UV radiation, rain, humidity, and extreme temperatures (-20°C to +80°C) for long-term outdoor service.
High Precision & Stable Positioning: Low-backlash worm gear design ensures accurate, repeatable linear movement with minimal positioning error-ideal for precise solar panel angle adjustment.
Integrated Self-Locking Mechanism: Inherent self-locking function (no external brakes required for standard ratios) secures loads at any position, preventing back-driving and ensuring system safety during power outages or maintenance.
High Load Capacity & Compact Structure: Optimized load-to-size ratio supports dynamic loads up to 50 tons, with a space-saving, rigid housing that fits seamlessly into limited PV installation spaces.
Smooth Operation & Low Maintenance: Precision-machined screw and gear components enable quiet, friction-efficient movement; sealed housing protects internal parts from dust/debris, reducing maintenance frequency and costs.
Flexible Installation & Multi-Drive Compatibility: Supports vertical/horizontal mounting and multiple input options (electric motor, manual, hydraulic); adaptable for single-unit or synchronized multi-unit operation in large-scale PV arrays.
Customizable for PV Applications: Modular design allows customization of stroke length, screw pitch, mounting flanges, and end fittings to match specific solar tracking or lifting requirements.
Applications in the Photovoltaic Industry
Solar Panel Tracking Systems:
Single-Axis Tracking: Drives east-west tilting of PV panels to follow the sun's daily path, boosting energy output by 20–30% vs. fixed installations.
Dual-Axis Tracking: Enables precise azimuth and altitude adjustment for panels, optimizing sunlight capture year-round in high-efficiency PV farms.
Ground-Mounted Solar Arrays:
Adjusts panel inclination angles seasonally to match solar elevation, maximizing irradiance absorption in utility-scale solar parks.
Elevates panels to avoid debris accumulation, reduce shading, and simplify cleaning/maintenance access.
Rooftop Solar Installations:
Provides adjustable structural support for panels on flat/inclined commercial/residential rooftops, ensuring optimal angles for maximum power generation.
Concentrated Solar Power (CSP) Plants:
Precisely positions mirrors/lenses to focus sunlight onto heat-absorbing elements, maintaining critical alignment for efficient thermal-to-electric conversion.
PV Manufacturing & Maintenance:
Lifts/lowers monocrystalline/polycrystalline ingot furnaces during production.
Adjusts work platforms for safe installation, inspection, and repair of large-scale PV systems.
Enterprise Advantages
PV-Centric R&D: Specialized engineering team with deep expertise in solar industry challenges, designing screw jacks tailored to PV system demands.
Strict Quality Control: Full-cycle quality management (raw material inspection → precision machining → assembly → load testing) ensures consistent reliability for outdoor PV applications.
Customization Expertise: Agile manufacturing capabilities to deliver tailored solutions for small rooftop systems to utility-scale solar farms.
Global Technical Support: End-to-end support from design consultation to after-sales service, ensuring seamless integration and long-term performance of our screw jacks in your PV projects.
Cost-Effective Quality: Optimized production processes deliver premium solar-grade screw jacks at competitive prices, maximizing your PV system's return on investment.
Technical Specification Table
| Parameter | Value Range |
|---|---|
| Load Capacity (Dynamic) | 2.5 kN – 500 kN |
| Screw Diameter | Φ18 mm – Φ100 mm |
| Stroke Length | 100 mm – 10,000 mm |
| Gear Ratio | 10:1 – 60:1 (self-locking for ratios ≥20:1) |
| Efficiency | 25% – 85% (ball screw / trapezoidal screw options) |
| Operating Temperature | -20°C to +80°C |
| Protection Grade | IP54 / IP65 (dust & water resistant) |
| Mounting Types | Vertical, Horizontal, Flange, Clevis |
| Drive Options | Electric Motor (AC/DC), Manual, Hydraulic |
| Material Options | Carbon Steel (Galvanized), Stainless Steel (304/316) |
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