# Automatic Shingled Stringer SL-30C | Shingled Solar Cell Welding Machine - Ooitech - - Ooitech, the world's leading solar panel production line solutions provider, supply chain expert, solar panel making machine facotry > Ooitech SL-30C Automatic Shingled Stringer is a high-speed shingled solar cell welding machine with 3000-5000 pcs/h capacity, CCD camera inspection, PID temperature curing system, and ±0.15mm overlap accuracy. Ideal for 158.75mm, 166mm, and 210mm shingled #### Automatic Shingled Stringer SL-30C | Shingled Solar Cell Welding Machine - Ooitech Ooitech SL-30C Automatic Shingled Stringer is a high-speed shingled solar cell welding machine with 3000-5000 pcs/h capacity, CCD camera inspection, PID temperature curing system, and ±0.15mm overlap accuracy. Ideal for 158.75mm, 166mm, and 210mm shingled ##### Stock: Available | 30~60 days manufacturing time ##### Category: Product ##### Tags: --- --- ##### Automatic Shingled Stringer SL-30C - Shingled Solar Cell Welding Machine ![Watch product video](https://img.youtube.com/vi/Sq02BJeh94E/maxresdefault.jpg) The Ooitech SL-30C Automatic Shingled Stringer is a fully automatic shingled solar cell welding machine engineered for high-speed, high-precision production of shingled solar cell strings. This advanced equipment welds cut solar cells into strings by dispensing and curing conductive adhesive, then automatically collects the welded strings or transfers them directly to downstream processes. Designed for modern shingled solar panel production lines, the SL-30C integrates multiple advanced automation technologies including PLC control, linear modules, servo motors, a precision dispensing system, a multi-zone PID temperature-controlled curing unit, and an automated discharging mechanism. The entire workflow from cell loading to string discharging is fully automatic, delivering exceptional throughput with minimal operator intervention. The SL-30C supports a wide range of shingled cell formats including 158.75mm (1/5 and 1/6 cut), 166mm (1/5 cut), and 210mm (1/6 and 1/7 cut) cells, making it a versatile solution for manufacturers producing various shingled module configurations. With a production capacity of up to 5000 pcs/h, an overlap accuracy of ±0.15mm, and a cell breakage rate of 0.2% or less, this machine is the ideal choice for solar panel manufacturers seeking to enter or scale up shingled module production. ##### Technical Parameters ###### SL-30C Shingled Stringer Main Specifications | Parameter | Specification | | --- | --- | | Product Model | SL-30C | | Production Capacity | ≥3000 PCS/H (1/5, 1/6, 1/7 x 210mm); ≥5000 PCS/H (1/5, 1/6 x 158.75/166mm) | | Compatible Cell Sizes | 158.75mm (1/5, 1/6 cut), 166mm (1/5 cut), 210mm (1/6, 1/7 cut) | | Cell Thickness | 150um - 230um | | Conductive Adhesive Type | Silver copper or pure silver | | Maximum String Length | 1800mm, accuracy ±1mm | | Cell Overlap Range | 1-10mm adjustable | | Overlapping Accuracy | ±0.15mm | | Cell Inspection | CCD camera detection (Busbar / Missing corner / Hidden crack) | | Maximum Operation Speed | 1000mm/s adjustable | | Spraying Method | Spray coating; glue width 0.25-1mm adjustable; glue application volume adjustable | | Number of Glue Heads | 2 pcs | | Number of Baskets | 3 pcs; 250 pcs/basket | | Feeding Method | Rotary loading; non-stop basket feeding | | Curing Method | High-temperature curing (PID temperature control, 6 adjustable zones, real-time monitoring) | | Curing Tension | Not less than 1.5N (depending on cell quality) | | Cell Defect Rate | ≤0.2% (A grade cells) | | Equipment Failure Rate | ≤3% | | Uptime | ≥95% | | Positioning Method | Mechanical positioning | | Electrical System | PLC + Touch screen + Servo + Module | | Human-Machine Interface | Touch screen display, user-friendly interface | | Fault Alarm | Real-time fault alarms | | Power Supply | Three-phase five-wire, 380VAC / 50Hz | | Rated Power | 4KW | | Air Source | 6-8 Bar; 600L/min; Inlet pipe diameter: 12mm | | Equipment Size | 4790 x 1250 x 1876mm (without alarm light) | | Weight | 1400 Kg | | Device Color | Traffic white + Sky blue | | Software | Lifetime free upgrades | ###### Key Component Brands | Component | Brand | | --- | --- | | PLC | Delta | | Servo | Inovance | | Linear System | ABBA, SHAC | | Pneumatic | SMC, Airtac | | Dispensing Valve | Customized | ##### Technical Advantages ###### Why Choose the Ooitech SL-30C Shingled Stringer **High-Speed Production Capacity**The SL-30C achieves production speeds of up to 5000 pieces per hour for 158.75mm and 166mm shingled cells and up to 3000 pieces per hour for 210mm large-format shingled cells. The maximum operation speed reaches 1000mm/s, ensuring manufacturers can meet demanding production targets efficiently. **Precision Overlap Control**With an overlap accuracy of ±0.15mm and an adjustable overlap range from 1mm to 10mm, the SL-30C ensures consistent and precise cell-to-cell overlap. This level of precision is critical for achieving optimal electrical performance and aesthetic uniformity in shingled solar modules. **Advanced CCD Vision Inspection**The integrated CCD camera detection system inspects every cell for busbar defects, missing corners, and hidden cracks before welding. Defective cells are automatically rejected, maintaining a cell breakage rate of 0.2% or less when using A-grade cells and dramatically reducing material waste. **Multi-Zone PID Temperature Curing System**The 6-zone high-temperature curing system uses PID temperature control with real-time monitoring to ensure uniform and reliable conductive adhesive curing. Each zone is independently adjustable, guaranteeing consistent curing quality and a post-cure tension of not less than 1.5N across varying cell types and adhesive formulations. **Precision Dispensing System**Equipped with 2 customized glue heads and spray coating technology, the SL-30C precisely controls glue width from 0.25mm to 1mm with adjustable application volume. This ensures optimal adhesive coverage while minimizing material consumption and contamination. **Non-Stop Rotary Cell Loading**The rotary loading system with 3 baskets (250 pcs per basket) enables continuous, non-stop cell feeding. Operators can replenish baskets without interrupting production, maximizing equipment uptime to 95% or higher. **Wide Cell Compatibility**The SL-30C supports multiple cell sizes and cut configurations including 158.75mm (1/5 and 1/6 cut), 166mm (1/5 cut), and 210mm (1/6 and 1/7 cut) with cell thickness from 150um to 230um. This versatility allows manufacturers to produce diverse shingled module designs on a single machine. **User-Friendly Operation and Maintenance**Featuring a touch screen HMI with intuitive interface, real-time fault alarm system, PLC and servo-based electrical control, and lifetime free software upgrades, the SL-30C is designed for easy operation and minimal maintenance downtime. **Reliable Industrial Components**Built with high-quality components from trusted brands including Delta PLC, Inovance servo motors, ABBA/SHAC linear systems, and SMC/Airtac pneumatics, the SL-30C delivers long-term reliability and consistent performance in demanding production environments. ##### Installation Requirements and Site Preparation ###### Machine Parameters | Parameter | Requirement | | --- | --- | | Machine Weight | 1400 kg | | Average Power | 4 KW | | Air Consumption | Average 600 L/min | ###### Site Requirements - Floor loading capacity shall be no less than 1000 kg/m2; the floor must be flat without vibration - Minimum installation space (including operation area): 5800(L) x 2850(W) x 2300(H) mm - Ambient temperature: 5-40 degrees Celsius - Relative humidity: 5-70% (non-condensing) ###### Power Supply Requirements - Three-phase 380V, 50Hz - Three-phase five-wire system (L1/L2/L3/N/PE) - Incoming wire specifications: 3x4mm2 + 1x4mm2 + 1x2.5mm2 ###### Compressed Air Supply Requirements - Air pressure: 0.6-0.8 MPa - Air inlet pipe size: 12mm diameter - Compressed air quality requirements: Max solid particle 15um (Class 3); Min pressure dew point +3 degrees Celsius (Class 4); Max oil vapor concentration 5mg/m3 (Class 4) ##### Product Applications ###### Shingled Solar Panel Production Scenarios The Ooitech SL-30C Automatic Shingled Stringer is designed for diverse solar panel manufacturing applications: **Shingled Solar Module Production Lines**The SL-30C serves as the core stringing equipment in shingled solar panel production lines, handling the critical process of welding cut solar cells into overlapping strings using conductive adhesive. It is suitable for production lines ranging from 5MW to 1GW annual capacity. **Multi-Format Shingled Module Manufacturing**With support for 158.75mm, 166mm, and 210mm cell formats in various cut configurations (1/5, 1/6, 1/7), manufacturers can produce a wide variety of shingled module products on a single production platform, including residential, commercial, and utility-scale solar panels. **High-Efficiency Shingled Cell Technologies**The SL-30C is compatible with PERC, TOPCon, IBC, ABC, and HPBC shingled cell technologies, enabling manufacturers to produce next-generation high-efficiency shingled solar modules with reduced cell spacing and improved power density. **Production Line Upgrade and Expansion**Existing solar panel manufacturers looking to add shingled module capability or expand their shingled production capacity can integrate the SL-30C into their current factory layout. The compact footprint of 4790 x 1250 x 1876mm allows flexible integration with upstream cutting equipment and downstream layup processes. **Flexible and Building-Integrated Shingled Modules**The precise overlap control and gentle cell handling make the SL-30C suitable for manufacturing specialized shingled modules including flexible panels and building-integrated photovoltaic (BIPV) products where consistent cell overlap quality is essential. ##### Warranty and After-Sales Service ###### Comprehensive Support from Ooitech **Warranty Coverage** - One year warranty after successful installation, or 16 months from Bill of Lading date, whichever is earlier - Machines must be operated by trained operators after installation and training - During the warranty period, Ooitech provides timely maintenance services and necessary spare parts free of charge (excluding consumables); spare parts courier cost shall be borne by the buyer - If buyer's engineers cannot resolve an issue during warranty, Ooitech will send engineers to the buyer's plant; round trip tickets, local traffic cost, hotel, and food expenses in the buyer's city are the buyer's responsibility **Warranty Exclusions** - Damage or malfunctions arising from misuse, abuse, self-demolition, or modification by unauthorized parties - Use inconsistent with the operation manual **Post-Warranty Support** - Free online technical services and guidance continue after the warranty period - Spare parts supplied at favorable prices - On-site engineer visits available with buyer covering travel, visa, accommodation, food, and labor costs per Ooitech standards - Consumable parts provided upon payment - Lifetime free software upgrades ##### Contact Ooitech - Get Your Shingled Stringer Quote Ooitech, founded in 2013, is a leading provider of turnkey solar panel production line solutions with over 10 years of experience in the PV industry. Our equipment has been exported to Poland, Hungary, Korea, Mexico, Egypt, Algeria, India, Saudi Arabia, Syria, Kazakhstan, and many more countries worldwide. **Ooitech Turnkey Solution Includes:** - 5MW to 1GW solar module production line supply - Traditional PV line upgrade to MBB production line - Factory construction consultation - Facility layout design - Raw material selection guidance - Production procedure assistance and solar power station installation support Contact us today for a detailed quotation on the SL-30C Automatic Shingled Stringer or a complete shingled solar panel production line solution. **Email:** [info@ooitech.com](mailto:info@ooitech.com)**Phone:** +8618571646990**WhatsApp:** +8615961592660**Head Office:** Wuhan Yangtze River Center, Wuhan, China**Website:** [www.ooitech.com](http://www.ooitech.com) Download our product catalogue: [Ooitech Catalogue](https://drive.google.com/file/d/1EWA3TV6hJb_cAUH6w0UENpRglAgq_Kzv/view?usp=sharing) Download Ooitech Company Profile: [Company Profile](https://drive.google.com/file/d/1yg9NLXzLOmPWriYScQZeM6ZfSZ8gcQ88/view?usp=sharing) Watch our solar panel production line videos and subscribe to our YouTube channel for the latest updates on solar module manufacturing technology: [Ooitech YouTube Channel](https://www.youtube.com/ooitech) Watch the MBB Full Automatic Solar Panel Production Line: [MBB Production Line Video](https://www.youtube.com/watch?v=uRS9sn94sIQ) ## Related Items ![Non-Destructive Solar Cell Laser Cutting Machine - Advanced TCS Technology for High-Efficiency Cell Production](https://cdn.ooitech.com/static/upload/image/20260323/1774252043927784.webp) #### Non-Destructive Solar Cell Laser Cutting Machine - Advanced TCS Technology for High-Efficiency Cell Production ![Wire Drawing Machine for Solar Ribbon Production Line](https://cdn.ooitech.com/static/upload/image/20260511/2026051187922761.webp) #### Wire Drawing Machine for Solar Ribbon Production Line ![Full Automatic Solar Panel Production Line Equipment | Ooitech](https://cdn.ooitech.com/static/upload/image/20260325/1774401482439949.webp) #### Full Automatic Solar Panel Production Line Equipment | Ooitech ![Solar Panel EL Defect Tester OEL-S2400 | Electroluminescence Testing Machine for Solar Module Quality Inspection](https://cdn.ooitech.com/static/upload/image/20260324/1774351284414161.webp) #### Solar Panel EL Defect Tester OEL-S2400 | Electroluminescence Testing Machine for Solar Module Quality Inspection ![HDX200-P Half Cell Auto Bussing Machine | Automatic Busbar Welding Machine for Solar Panel Production](https://cdn.ooitech.com/static/upload/image/20260324/1774341533138807.webp) #### HDX200-P Half Cell Auto Bussing Machine | Automatic Busbar Welding Machine for Solar Panel Production ![AM050FH MBB PV Cell Soldering Stringer - Fully Automatic Solar Cell Tabber Stringer Machine | Ooitech](https://cdn.ooitech.com/static/upload/image/20260323/1774262936967131.webp) #### AM050FH MBB PV Cell Soldering Stringer - Fully Automatic Solar Cell Tabber Stringer Machine | Ooitech ![Automatic Tape Sticking Machine for Solar Panel Production Line | Ooitech](https://cdn.ooitech.com/static/upload/image/20260324/1774350079476146.webp) #### Automatic Tape Sticking Machine for Solar Panel Production Line | Ooitech ![SUNPOWER Back Contact Cell Welding Machine SL-1000 | IBC Back Contact Solar Cell Stringer](https://cdn.ooitech.com/static/upload/image/20260323/1774263750726273.webp) #### SUNPOWER Back Contact Cell Welding Machine SL-1000 | IBC Back Contact Solar Cell Stringer ![](/template/ooitech/assets/img/shape/06.png) ![](https://cdn.ooitech.com/static/upload/image/20250909/1757399770541443.webp) ### Request A Quote All uploads are secure and confidential. ## We deliver expertise you can trust our service Direct-from-Factory Equipment. ![](/template/ooitech/assets/img/icon/money-2.svg) ### Cost-Effective Advantages We deliver exceptional value, maximizing results while optimizing budgets for clients. ![](/template/ooitech/assets/img/icon/staff.svg) ### Our Experience Team Our skilled professionals specialize in innovative solutions and tailored strategies. ![](/template/ooitech/assets/img/icon/certified.svg) ### 15+ Years Industry Experience Deep expertise ensures reliable, trend-aware, and proven outcomes for success. ![](https://cdn.ooitech.com/static/upload/image/20250910/1757477357667605.webp) ![](https://cdn.ooitech.com/static/upload/image/20250910/1757477724911512.webp) ![](/template/ooitech/assets/img/shape/06.png) ## What Our Client Say's about us Client testimonials praise our deep understanding of their challenges, which leads to innovative solutions and strong ROI. Long-term collaborations—some over a decade—demonstrate their trust and satisfaction. Their success stories drive us to continually exceed expectations. [Know More **](#quote-form) ![](/template/ooitech/assets/img/icon/quote.svg) Thanks to Ooitech for providing the fully automated production equipment—your installation and after-sales service have been excellent. ![Amjad](https://cdn.ooitech.com/runtime/image/w800_h800_fitblur_v2_2026041720921238.webp) ### Amjad ![](/template/ooitech/assets/img/icon/quote.svg) Thank you again so much again for the very big big help for improving and fixing the factory and also teaching the workers how to use the machines ![Mark](https://cdn.ooitech.com/runtime/image/w800_h800_fitblur_v2_1757479675272137.webp) ### Mark BIPV Philippines ![](/template/ooitech/assets/img/icon/quote.svg) A man with a big soul. Thank you very much for your visit Mr Wu. Thank you very much for the services provided in installing equipment and training my students. The kindest person and professional in his field ![Jizzakh Polytechnic Institute](https://cdn.ooitech.com/runtime/image/w800_h800_fitblur_v2_2026041716444445.webp) ### Jizzakh Polytechnic Institute ![](/template/ooitech/assets/img/icon/quote.svg) Thanks to Ooitech for providing highly suitable BC solar cell experimental equipment. ![KTECH](https://cdn.ooitech.com/runtime/image/w800_h800_fitblur_v2_1776426122864564.webp) ### KTECH ## Our Latest News & Blog ![Indian Solar Manufacturers Shift to Non-Destructive Cell Cutting Technology Since 2021](https://cdn.ooitech.com/runtime/image/w800_h500_1776398233604448.webp ) - [** ooitech](/indian-solar-manufacturers-shift-to-non-destructive-cell-cutting-technology-since-2021.html) - [** 387](/indian-solar-manufacturers-shift-to-non-destructive-cell-cutting-technology-since-2021.html) ### Indian Solar Manufacturers Shift to Non-Destructive Cell Cutting Technology Since 2021 Since 2021, major Indian solar manufacturers including Goldi, Waaree, Rayzon, Saatvik, and Jakson have adopted non-destructive cell cutting technology to replace traditional laser cutting, significantly reducing power loss in solar module production. ![Acutech Solar 5MW Semi-Automatic Solar Panel Production Line Project in Pune, India](https://cdn.ooitech.com/runtime/image/w800_h500_2026041610270379.webp ) - [** ooitech](/acutech-solar-5mw-semi-automatic-solar-panel-production-line-project-in-pune-india.html) - [** 436](/acutech-solar-5mw-semi-automatic-solar-panel-production-line-project-in-pune-india.html) ### Acutech Solar 5MW Semi-Automatic Solar Panel Production Line Project in Pune, India In 2015, Acutech Solar based in Pune, India purchased a 5MW semi-automatic solar panel production line from Ooitech, successfully establishing local solar module manufacturing capacity. ![Italian Company Purchases Ooitech Solar Panel Recycling Cleaning Machine and IV Tester](https://cdn.ooitech.com/runtime/image/w800_h500_2026042120222600.webp ) - [** ooitech](/italian-company-purchases-ooitech-solar-panel-recycling-cleaning-machine-and-iv-tester.html) - [** 392](/italian-company-purchases-ooitech-solar-panel-recycling-cleaning-machine-and-iv-tester.html) ### Italian Company Purchases Ooitech Solar Panel Recycling Cleaning Machine and IV Tester An Italian company has placed an order for Ooitech's solar panel recycling cleaning machine and IV tester, strengthening photovoltaic module refurbishment capabilities in Europe. ![Indonesian Customer Adopts Ooitech Flexible Solar Panel Production Line and Technical Solutions](https://cdn.ooitech.com/runtime/image/w800_h500_2026042116138931.webp ) - [** ooitech](/indonesian-customer-adopts-ooitech-flexible-solar-panel-production-line-and-technical-solutions.html) - [** 404](/indonesian-customer-adopts-ooitech-flexible-solar-panel-production-line-and-technical-solutions.html) ### Indonesian Customer Adopts Ooitech Flexible Solar Panel Production Line and Technical Solutions An Indonesian customer has successfully deployed Ooitech's flexible solar panel production line and complete technical solution, marking a new milestone in Southeast Asia's flexible PV manufacturing sector. ![Cosmic Solar Purchases 5MW Semi-Automatic Solar Panel Production Line from Ooitech in 2014](https://cdn.ooitech.com/runtime/image/w800_h500_2026041511844574.webp ) - [** ooitech](/cosmic-solar-purchases-5mw-semi-automatic-solar-panel-production-line-from-ooitech-in-2014.html) - [** 1257](/cosmic-solar-purchases-5mw-semi-automatic-solar-panel-production-line-from-ooitech-in-2014.html) ### Cosmic Solar Purchases 5MW Semi-Automatic Solar Panel Production Line from Ooitech in 2014 In 2014, Indian company Cosmic Solar purchased a 5MW semi-automatic solar panel production line from Ooitech, marking an important milestone in Ooitech early international market expansion and India solar manufacturing growth. ![Gujarat Solar Panel Factory: 30MW Production Line Commissioned in 2015](https://cdn.ooitech.com/runtime/image/w800_h500_2026041613574342.webp ) - [** ooitech](/gujarat-solar-panel-factory-30mw-production-line-commissioned-in-2015.html) - [** 422](/gujarat-solar-panel-factory-30mw-production-line-commissioned-in-2015.html) ### Gujarat Solar Panel Factory: 30MW Production Line Commissioned in 2015 In 2015, a photovoltaic manufacturer in Gujarat, India commissioned a 30MW solar panel production line, marking a significant step in India's growing solar manufacturing capacity. ![Solar Panel Factories Worldwide Upgraded to Fully Automatic Production Lines in 2021](https://cdn.ooitech.com/runtime/image/w800_h500_2026032320202128.webp ) - [** ooitech](/solar-panel-factories-worldwide-upgraded-to-fully-automatic-production-lines-in-2021.html) - [** 377](/solar-panel-factories-worldwide-upgraded-to-fully-automatic-production-lines-in-2021.html) ### Solar Panel Factories Worldwide Upgraded to Fully Automatic Production Lines in 2021 In 2021, traditional solar panel factories across India, Turkey, South Korea and other regions accelerated the transition from manual to fully automatic production lines to meet growing demand and improve manufacturing efficiency. ![Ooitech to Exhibit at SNEC 2026 Shanghai PV Power Expo, Booth 2.1H C120](https://cdn.ooitech.com/runtime/image/w800_h500_2026060171705307.webp ) - [** ooitech](/ooitech-to-exhibit-at-snec-2026-shanghai-pv-power-expo-booth-2-1h-c120.html) - [** 48](/ooitech-to-exhibit-at-snec-2026-shanghai-pv-power-expo-booth-2-1h-c120.html) ### Ooitech to Exhibit at SNEC 2026 Shanghai PV Power Expo, Booth 2.1H C120 Ooitech will join SNEC 19th (2026) International Photovoltaic Power Generation and Smart Energy Conference & Exhibition in Shanghai on June 3-5, 2026, at Booth 2.1H C120.