Penerangan
1. Technical Specifications: Model CWB-2L
| Feature Category | Engineering Parameter (CWB-2L) |
|---|---|
| Rows Configuration | 2 ROWS (Heavy Duty) |
| Empty Structural Weight | 4,500 Kg |
| Dimensions (L x W x H) | 8800mm x 3200mm x 3900mm |
| Loading Mechanism | Double Big Bag (700 Kg Capacity Each) |
| Tractor Power (Min.) | 100 cv (Horsepower) |
| PTO Speed | 540 RPM Cardan Input |
| Working Speed | 2 – 5 km/h |
| Hydraulic Requirements | 2 Control Valves (Required) |
2. Five Key Facts
- Dual Big Bag Integration: Features a high-clearance discharge system that fills two 700 Kg big bags simultaneously, drastically reducing field logistics time in regions like Gangwon-do.
- Automated Tuber Separation: Integrated sizing mechanics allow for immediate segregation of premium large potatoes and industrial-use small potatoes during the picking phase.
- Advanced Cleaning Matrix: Utilizes a 1st main web, a deviner web for foliage removal, and a pintle web for stone/clod separation to ensure maximum cleanliness.
- High-Torque Hydraulic Drive: A complete hydraulic drive system replaces traditional chains and belts, offering superior durability in wet Korean clay soils.
- Operator Centric Safety: Includes a protected picking web station with a protection canvas, ensuring a safe and efficient environment for human quality control staff.
3. Why the CWB-2L is the Best Potato Digger for South Korean Cooperatives
The agricultural landscape in South Korea—from the terraced fields of Pyeongchang to the volcanic soils of Jeju—demands machinery that minimizes labor while maximizing tuber integrity. The Watanabe CWB-2L POTATO HARVEST – 2 ROWS system is engineered to solve the most common problems with growing potatoes in bags at scale, specifically the transition from field to transport. By utilizing a potato digger with conveyor that feeds directly into high-capacity bags, producers can bypass multiple handling stages. Unlike a used potato digger for sale which often suffers from outdated web pitch and metal fatigue, the CWB-2L features precision-forged share blades and rubber-coated web bars. This ensures that the potatoes are lifted “compactly and robustly without damage,” maintaining the Grade-A market value required by Korean wholesale vendors. In a market where labor costs are skyrocketing, this 4,500 Kg machine provides the industrial throughput of a 4 row potato harvester for sale within a more maneuverable 2-row footprint.
4. Industrial Compatibility & Replacement Guide
The CWB-2L is designed for universal integration with high-HP industrial tractors common in South Korean agriculture.
| OEM / Brand Type | Compatibility Status | Mounting / Connection |
|---|---|---|
| LS Mtron (XP/MT7 Series) | Seamless Integration | Category 2 Standard Hitch |
| TYM / Daedong (Kioti) | Fully Compatible | Heavy Duty Drawbar Optional |
| Replacement of Older Models | Direct Performance Upgrade | Conveyor height adjustable for Big Bags |
5. Regulatory Compliance: Land Management & Construction Standards
Operating heavy commercial potato harvester equipment in South Korea requires compliance with the Farmland Act (농지법) and the Mountainous Districts Management Act. These regulations mandate that machinery must prevent excessive soil compaction and topsoil erosion. The CWB-2L’s trailed design and high-flotation tires are specifically optimized to meet these standards by distributing the 4,500 Kg load evenly. Additionally, for producers integrated into land reclamation projects where rock rake machine tools are common, our harvester supports global construction and environmental standards (ISO 4254-1 for safety) to ensure that stone separation does not compromise local water table stability. In other global regions, such as the EU and USA, Watanabe equipment meets strict Occupational Safety and Health standards, particularly regarding the shielding of the potato digger with conveyor and picking web protection. This ensures that whether you are harvesting in South Korea or exporting to global markets, your operations remain legally compliant and environmentally sustainable.
6. Scientific Separation: The Working Principle of Model CWB-2L
The working principle of the Watanabe potato harvest for big bags revolves around multi-stage centrifugal and mechanical separation. As the harvester moves through the field, high-resistance share blades lift the entire ridge onto the 1st main web. The soil mix then passes through a deviner web, which captures and ejects vines and residual vegetation. The final cleaning occurs on the specialized pintle web, where stones and clods are segregated based on weight and friction, leaving only clean tubers to ascend the 3rd web lifting system. This process is critical for producers using a specific best soil mix for growing potatoes in bags or field plots, as it prevents contaminants from entering the final shipping bags. The material choice—reinforced structural steel and high-tensile bar links—ensures that the machine can operate through growing potatoes in bags over winter scenarios or during the heavy monsoon-saturated harvest periods typical of East Asia.
7. Industry Trends: The 2025 Outlook for Korean Potato Farming
The global trend in root crop harvesting is moving rapidly toward “Field-to-Fork” logistics automation. In South Korea, the rising demand for premium potato grow bags for residential use and high-yield commercial plots has created a bottleneck in harvesting logistics. We are seeing a significant shift away from small-scale manual sorting toward best potato digger units that integrate big bag loading. This “One-Pass” philosophy reduces fuel consumption—a key metric for South Korea’s Carbon Neutrality 2050 goals. Furthermore, the integration of real-time sizing mechanics on harvesters allows producers to immediate access the best grow bag size for potatoes markets, sorting industrial grade from culinary grade instantly.
8. Customer Success Case:
Client 1 Profile: South Korea, Gangwon-do Potato Cooperative
Customer Reviews:
“As a cooperative in Gangwon-do, we have to work with the harsh, sloped terrain. The CWB-2L has been a game-changer for us. With its powerful hydraulic drive and the ability to fill two 700 Kg bags at once, we’ve saved hours of labor. The soil remains loose and the potatoes come out without bruising, which is crucial for maintaining high market quality. Plus, its precision in separating large premium potatoes from smaller ones has reduced our sorting time significantly. We’ve seen a real return on investment by choosing this machine over older models.”
Client 2 Profile: United States, Idaho Potato Farm
Customer Reviews:
“We operate on hundreds of acres in Idaho, and the CWB-2L has truly boosted our productivity. Its high-clearance system allows us to efficiently load big bags, while the vibration system keeps our tubers clean without damaging them. We’ve been using the CWB-2L for two harvest seasons now, and the performance is solid. With the integrated cleaning system and the ability to handle large volumes, we’ve reduced labor and fuel costs, making our operation far more efficient.”
Client 3 Profile: Australia, Murray-Darling Basin Farmer
Customer Reviews:
“Potato farming in the Murray-Darling Basin is challenging due to the dry conditions, but the CWB-2L has been fantastic for us. The machine’s ability to separate soil, stones, and even clods using the deviner web has been a huge advantage. We particularly appreciate the low-maintenance hydraulic drive, which performs perfectly even when the soil gets tough and sticky. Plus, the ability to load two bags at once saves us a lot of time, and the high-flotation tires ensure minimal soil compaction, which is vital in our region.”
Client 4 Profile: Russia, Siberian Agricultural Co-op
Customer Reviews:
“Farming in Siberia comes with its own set of challenges—mainly the heavy, compacted soil. The CWB-2L works like a charm. The hydraulic drive system ensures smooth operation even on the toughest terrain, and the deviner web helps to clear any extra debris. It’s extremely reliable, especially considering the tough conditions we face during the colder months. The high flotation tires prevent us from damaging the soil, and the efficiency of loading two 700 Kg bags in one go is a big time-saver. We couldn’t be happier with the CWB-2L.”
9. Selection Guide & Installation Protocol
Selection Guide
When choosing a commercial potato harvester, evaluate your tractor’s PTO torque and hydraulic flow (min. 2 valves). The CWB-2L is ideal for farms over 50 hectares where logistics center around 1-ton or 700kg big bags. If your terrain has a high stone density, select the Kit C option with the enhanced deviner web.
Installation Steps
- Mount the CWB-2L to the tractor’s Category 2 bottom linkage.
- Connect the 540 RPM Cardan shaft, ensuring the safety shield is locked.
- Connect the 2 hydraulic control valve lines for the picking web and bag lifting system.
- Calibrate the discharge conveyor height to match your specific big bag rack.
10. EVER-POWER Factory Capabilities & OEM Customization
We understand that soil conditions vary not only from country to country but also within different regions of the same country.
Our manufacturing facilities are equipped with advanced CNC machining equipment and robotic welding production lines, enabling us to provide exceptional customized services.
Unlike traditional fixed assembly lines, we can adjust the chassis reinforcement, tooth spacing, and hydraulic line layout of our rock rakes to suit specific regional needs, such as adapting to the heavy clay soils common in Southeast Asia or the dry, abrasive soils of the Middle East.
We offer OEM services to our distributors and can customize the connection system to suit specific tractors.
Whether you need a rock rake configuration for road construction or specialized equipment for agricultural production, our engineering team is ready to assist you.
11. About us
– Rock & Soil Equipment: Rock rakes, rock pickers, rotavators, rotary cultivators
– Potato-Specific Machinery: Potato planters, potato furrowers, potato diggers (2-row, trailed, 2-row trailed, 4-row trailed), potato harvesters (2-row, big-bag compatible), potato processing auxiliary equipment
– Livestock Machinery: Specialized equipment for livestock farming operations
– Agricultural Inputs: High-performance fertilizers
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12. Replaceable parts
12.1. PTO Drive Shaft and PTO Gearbox
1. PTO Shaft
2. Agricultural Gearboxes / PTO Gearboxes
12.2. Agricultural Gearboxes (including various applications)
1. Rotary tiller gearboxes
2. Fertilizer spreader gearboxes
3. Rake & mower PTO gearboxes
12.3. Hydraulic Cylinders
1. Standard hydraulic cylinders
2. Custom hydraulic cylinders
12.4. Drive Chains / Sprockets / Couplings / Gear Components
1. Roller Chains
2. Chains & Sprockets
3. Couplings
13. Frequently Asked Questions
Q1. How much does a commercial potato harvester cost for delivery to Gangwon-do or Jeju Island?
A1. The total investment for a commercial potato harvester cost depends on your selected discharge kits and customization. For a precise quote including international shipping and Korean customs support, please click our ‘Get a Quote’ button to speak with a supplier.
Q2. Where can I find a reliable supplier for a potato digger for tractor that supports big bag logistics?
A2. Watanabe equipment is supplied globally through authorized industrial hubs. We provide direct shipping and on-site technical support for the CWB-2L series in South Korea, ensuring you have the best potato digger for your specific regional soil type.
Q3. What is the recommended engine power for operating the CWB-2L potato harvest for big bags in heavy soil?
A3. For the CWB-2L model, we recommend a tractor with at least 100 cv (horsepower). This ensures sufficient hydraulic pressure to run the picking web and the pintle cleaning web simultaneously while maintaining a 3-5 km/h working speed.
Q4. How do I solve common problems with growing potatoes in bags when it comes to the final harvest phase?
A4. Harvesting at scale often leads to tuber bruising. Our POTATO HARVEST – 2 ROWS system solves this by using rubber-coated agitators and a 3rd web lifting system that cushions the potato’s descent into the big bag, preventing mechanical shock.
Q5. Can the CWB-2L separate large Grade-A tubers from small industrial potatoes automatically?
A5. Yes, the CWB-2L is designed with an integrated sizing system. This allows the operator to divert small industrial-use potatoes away from the main big bag discharge, saving you hundreds of man-hours in post-harvest sorting labor.
Q6. Is there a 4 row potato harvester for sale for larger South Korean industrial farm cooperatives?
A6. While we specialize in the high-efficiency 2-row trailed models like the CWB-2L, we also offer the AWB-3200 series, which serves as a 4 row potato harvester for sale. However, many Korean farms prefer the CWB-2L for its balance of high weight (4,500 Kg) and maneuverability.
Q7. Which is the best soil mix for growing potatoes in bags to ensure the harvester cleaning web works perfectly?
A7. A loose, loamy soil mix is ideal. If your field has high clay content, the CWB-2L’s hydraulic vibration system is specifically calibrated to shake off heavy earth without damaging the potato skin, unlike many used potato digger for sale models.
Q8. What are the legal requirements for operating a commercial harvester under South Korean land management construction laws?
A8. All machinery must meet ISO 4254 safety standards. Our CWB-2L complies with the Agricultural Mechanization Promotion Act in Korea, ensuring that the potato digger with conveyor is safe for human operators and environmentally friendly for soil conservation.
Q9. When is the best time to replace the pintle cleaning web and deviner web on a Watanabe harvester?
A9. We recommend inspecting the webs every 200 operational hours. In volcanic soils like Jeju, wear might be faster. Using genuine Watanabe replacement parts ensures that the best potato digger performance is maintained throughout the crop’s lifecycle.
Q10. How does the complete hydraulic drive system improve harvesting performance in wet or sloped terrains?
A10. Unlike belt-driven machines, the CWB-2L hydraulic drive provides constant torque regardless of the engine RPM. This prevents stalling during heavy loads or uphill work in growing potatoes in bags over winter climates where the soil may be heavier and more resistant.
Editor: PXY
*Disclaimer: The other brand names mentioned above are provided solely for illustrative purposes. We do not offer original products or equipment bearing these brand names.
