{"id":960,"date":"2026-01-23T07:41:59","date_gmt":"2026-01-23T07:41:59","guid":{"rendered":"https:\/\/agricultural-gearbox.net\/?post_type=product&p=960"},"modified":"2026-01-23T07:44:01","modified_gmt":"2026-01-23T07:44:01","slug":"ep-post-hole-digger-gearbox-replacement-of-comer-code-t-22f","status":"publish","type":"product","link":"https:\/\/agricultural-gearbox.net\/nl\/product\/ep-post-hole-digger-gearbox-replacement-of-comer-code-t-22f\/","title":{"rendered":"EP-Paalgat graafmachine tandwielkast - vervanging van Comer code T-22F"},"content":{"rendered":"
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1. Technical Specifications: EP-Post Hole Digger Gearbox \u2013 Replacement of Comer Code T-22F<\/h2>\n
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Specification Parameter<\/th>\nTechnical Data \/ Value<\/th>\nPerformance Advantage<\/th>\n<\/tr>\n<\/thead>\n
Replacement Model<\/td>\nComer Code T-22F (Series T-22)<\/td>\nDirect drop-in compatibility<\/td>\n<\/tr>\n
Overbrengingsverhouding<\/td>\n3.0:1 (Standard Reduction)<\/td>\nOptimal torque multiplication for 30-50HP<\/td>\n<\/tr>\n
Input Shaft (PTO)<\/td>\n1 3\/8″ Z6 Spline (Standard 6-Spline)<\/td>\nUniversal fit for Brazilian tractors<\/td>\n<\/tr>\n
Uitgaande as<\/td>\n1 1\/4″ (31.75mm) Round with Cross Hole<\/td>\nFits standard augers & locking pins<\/td>\n<\/tr>\n
Ingangsvermogen<\/td>\n20 HP – 45 HP (at 540 RPM)<\/td>\nIdeal for compact & utility tractors<\/td>\n<\/tr>\n
Huisvestingsmateriaal<\/td>\nDuctile Iron \/ Grey Iron HT250<\/td>\nSuperior impact resistance<\/td>\n<\/tr>\n
Gewicht (ca.)<\/td>\n18 kg – 22 kg<\/td>\nLightweight yet durable design<\/td>\n<\/tr>\n
Smering<\/td>\nSAE 90 Gear Oil (Dry Shipped)<\/td>\nStandard maintenance availability<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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Post Hole Digger Gearbox Parts<\/strong><\/h3>\n

\"agricultural-gearbox-EP-Post<\/p>\n

\"landbouwkast-EP-Post<\/p>\n

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2. Why the EP\u2011Post Hole Digger Gearbox \u2013 Replacement of Comer Code T-22F) is a Reliable Choice for Customers in Brazil\uff1f<\/h2>\n

1. Designed for Heavy Agricultural Use<\/strong><\/h3>\n

The EP-Post Hole Digger Gearbox is engineered specifically for demanding agricultural tasks like fence post installation, orchard planting, and vineyard support\u2014common applications across Brazil\u2019s agricultural regions. It delivers consistent, high-performance power transmission from the tractor\u2019s PTO to the auger, making it efficient even in tough, varied soil conditions like those found in the Brazilian Cerrado and the fertile soils of southern Brazil.<\/p>\n

2. Perfect Compatibility and Easy Installation<\/strong><\/h3>\n

This gearbox is a direct replacement for the Comer T-22F model<\/strong>, ensuring seamless integration into existing machinery without modifications. Brazilian farmers and agricultural operators benefit from easy, cost-effective replacement with minimal downtime, allowing their operations to continue smoothly.<\/p>\n

3. Robust and Durable Construction<\/strong><\/h3>\n

Built with high-strength materials<\/strong> such as cast iron housing and hardened gears, the gearbox is designed to endure the harsh conditions of frequent use and tough outdoor environments. Whether it’s heavy clay soils, rocky fields, or dry farming land, this gearbox performs reliably over time, reducing the risk of damage and the need for frequent replacements.<\/p>\n

4. High Torque Output for Demanding Conditions<\/strong><\/h3>\n

With its efficient gear ratio, the EP\u2011Post Hole Digger Gearbox offers high torque output<\/strong> that\u2019s crucial for drilling through dense, compacted soils or tough terrain found in Brazil. This high torque ensures smooth operation, even when dealing with challenging ground conditions, making it an excellent fit for Brazilian agricultural needs.<\/p>\n

5. Cost-Effective and Long-Lasting<\/strong><\/h3>\n

In Brazil\u2019s cost-sensitive agricultural market, the EP\u2011Post Hole Digger Gearbox<\/strong> provides excellent value for money, offering performance similar to the original Comer T-22F at a more affordable price. This makes it an attractive option for Brazilian farmers looking to optimize their investments without compromising on performance.<\/p>\n

6. Low Maintenance and Easy Service<\/strong><\/h3>\n

Routine maintenance is straightforward, with long oil change intervals<\/strong> (up to 500 hours), reducing maintenance costs and downtime. The gearbox is designed for easy servicing, and parts like seals and bearings are readily available, ensuring that farmers in Brazil can maintain their equipment with ease and keep their operations running efficiently.<\/p>\n

7. Suitable for a Wide Range of Brazilian Agricultural Operations<\/strong><\/h3>\n

Whether it\u2019s used in small family farms<\/strong> of large-scale commercial operations<\/strong>, the EP\u2011Post Hole Digger Gearbox is versatile enough to handle a variety of tasks, including fence posts, tree planting, and infrastructure installation. Its compatibility with Brazilian equipment ensures broad adoption across the country\u2019s diverse farming sectors.<\/p>\n<\/section>\n

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3. Engineering Precision for South American Agriculture: The T-22F Replacement Standard<\/h2>\n

In the diverse and demanding agricultural landscapes of Brazil, from the coffee plantations of Minas Gerais to the expansive soy fields of Mato Grosso, equipment reliability is the cornerstone of productivity. The EP-Paalgat graafmachine tandwielkast - vervanging van Comer code T-22F<\/strong> stands as a testament to precision engineering designed to meet these rigorous challenges. This gearbox is not merely a spare part; it is a specialized power transmission unit crafted to replace the widely used Comer T-22F model seamlessly. Engineered to withstand the high torque demands of digging through compacted “Terra Roxa” and abrasive clay soils, our gearbox ensures that your tractor’s PTO energy is efficiently converted into vertical drilling power. By utilizing advanced manufacturing techniques, we address the critical needs of Brazilian farmers and machinery dealers who require components that offer longevity and robust performance under tropical conditions. Whether utilized for erecting miles of cattle fencing in Goi\u00e1s or installing vineyard trellises in Rio Grande do Sul, this gearbox offers a universal fit for standard Category 1 3-point hitch diggers. Our commitment to quality ensures that this aftermarket solution matches, and in critical metallurgical aspects, exceeds the performance standards of the original OEM equipment, providing a cost-effective yet superior alternative for the global B2B market.<\/p>\n<\/section>\n

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4. Compliance with Brazilian NR-12 Safety Standards and International Regulations<\/h2>\n

Operating rotating machinery in the agricultural sector carries inherent risks, which is why adherence to safety standards is non-negotiable. For our clients operating within Brazil, our EP-Post Hole Digger Gearboxes are meticulously designed to support compliance with Norma Regulamentadora No. 12 (NR-12)<\/strong>, the Brazilian regulatory standard for Machinery and Work Equipment Safety. The housing of our T-22F replacement unit features reinforced mounting bosses specifically engineered to accommodate robust safety shields and PTO guards. This design consideration is critical for preventing operator contact with rotating input shafts and drivelines, a mandatory requirement under Brazilian labor laws to ensure worker safety. Furthermore, our manufacturing processes align with ABNT NBR ISO 4254-1<\/strong> (Agricultural machinery \u2013 Safety), ensuring that the mechanical integrity and guarding capabilities meet both local and international expectations. By integrating these safety-forward design elements, we help equipment manufacturers and distributors in S\u00e3o Paulo and beyond mitigate liability risks while providing end-users with equipment that is safe to operate in the field. We prioritize the “Safety by Design” philosophy, ensuring that every replacement gearbox we ship contributes to a safer agricultural working environment across Latin America.<\/p>\n<\/section>\n

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Post Hole Digger Gearbox \u2013 Replacement of Comer Code T-290F’s Advanced Working Principle<\/h2>\n

The core function of the EP-Post Hole Digger Gearbox (T-22F Replacement) is to execute a precise 90-degree redirection of mechanical power while simultaneously reducing speed and increasing torque. This is achieved through a high-precision Spiral Bevel Gear Set<\/strong>. Unlike straight bevel gears which engage abruptly, our spiral profile gears engage gradually, providing smoother transmission, reduced noise levels, and higher load capacity\u2014crucial for drilling into rocky or uneven terrains often found in Brazilian backlands. The input shaft, connected to the tractor’s 540 RPM PTO, drives the pinion gear, which in turn drives the larger crown gear on the output shaft, typically achieving a 3:1 reduction ratio. This multiplication of torque allows a 30-50 HP tractor to drive augers up to 12 inches (300mm) in diameter through tough subsoil layers efficiently.<\/p>\n<\/div>\n

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Metallurgy & Material Science<\/h2>\n

Durability starts with material selection. The housing of our T-22F replacement is cast from HT250 (GG25) Grey Cast Iron<\/strong>, selected for its exceptional rigidity and vibration damping characteristics. This material choice prevents housing distortion under heavy loads, ensuring perfect gear mesh alignment. The internal gears are forged from premium 20CrMnTi Legeringsstaal<\/strong>, a material renowned for its fatigue strength. We employ a controlled gas carburizing and quenching heat treatment process to achieve a surface hardness of HRC 58-62<\/strong>. This hardened “case” resists wear and pitting, while the ductile core absorbs the shock loads typical of hitting tree roots or stones. This metallurgical duality ensures that our gearboxes survive the harsh, corrosive, and abrasive environments typical of tropical agriculture.<\/p>\n<\/div>\n<\/div>\n

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5. Customer Reviews<\/h2>\n
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