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| Customization: | Available |
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| Application: | Motor, Machinery, Agricultural Machinery, Industry |
| Hardness: | Hardened Tooth Surface |
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The ZQ Series Gear Reducer by Shanxi Pingyao Reducer Co., Ltd. stands as a testament to engineering excellence and reliability. Crafted with precision, this cylindrical gear reducer is a cornerstone in a myriad of industries, including hoisting machinery, conveying equipment, and mining machinery. Celebrated for its remarkable high load capacity, unwavering stability, and extraordinary durability, this gear unit is designed to meet the demanding needs of various industrial applications, ensuring unparalleled performance and a seamless operational experience.
1. Incredible Load Handling Capacity: Engineered with a sophisticated hard tooth surface gear design, our system triumphantly withstands massive loads, ensuring unparalleled performance.
2. Superior Transmission Efficiency: With our state-of-the-art optimized gear design and meticulous precision machining, experience a new level of efficient power transmission that enhances productivity.
3. Seamless Operational Smoothness: Tailored for excellence, our system boasts low noise and minimal vibration, making it perfect for enduring long-term continuous operations without a hitch.
4. Ingeniously Compact Structure: Remarkably small and lightweight, our design offers ease in installation and maintenance, ensuring a streamlined user experience.
5. Exceptional Durability: Forged from high-strength alloy steel, this product consistently delivers durability and adapts effortlessly to the most challenging working conditions.
The ZQ series reducer is a pinnacle of high-performance cylindrical gear technology, crafted specifically for hoisting machinery and industrial equipment. Its robust hard-flanked gear design, coupled with high-strength alloy steel, guarantees substantial load bearing capacity and a prolonged service life. This series excels with high transmission efficiency, stable operation, and compactness, making it highly sought after in applications such as overhead cranes, gantry cranes, conveying equipment, and mining machinery. Thanks to its remarkable reliability and cost efficiency, the ZQ series reducer stands as the quintessential choice for industrial equipment transmission systems.
Application
| Packaging | |
| Size | 500 (L) * 500 (W) * 400 (D) |
| Weight | 1.2T |
| Packaging Details |
The normal package is wooden box(Size:L*W*H). If export to european countries,the wooden box will be fumigated.If container is too tigher,we will use pe film for packing or pack it according to customers special request. |

Shape and Installation Size
| Model | Center distance | Center high |
Shape size | Shaft size | L1 | L2 | L3 | B4 | H1 | Installation size | Hole count | Maximum Weight (kg) |
||||||||||||||
| A | a1 | az | Ho | L | B | H | High Speed Shaft | Low Speed Shaft | δ | C | C1 | Hole distance |
aperture | |||||||||||||
| S1 | S2 | d | n | |||||||||||||||||||||||
| B1 | B2 | B3 | ||||||||||||||||||||||||
| 250 | 250 | 100 | 150 | 160-1 | ` | 230 | 325 | 200 | 220 | 164.5 | 345 | 101 | - | - | - | 20 | 60 | 28 | 235 | 190 | 17 | 4 | 100 | |||
| 350 | 350 | 150 | 200 | 200-1 | 730 | 290 | 405 | 260 | 250 | 214 | 470 | 132 | - | - | - | 25 | 100 | 40 | 310 | 250 | 17 | 4 | 200 | |||
| 400 | 400 | 150 | 250 | 250-1 | 826 | 310 | 490 | 270 | 300 | 234 | 490 | 133 | - | - | - | 25 | 110 | 80 | 370 | 270 | 17 | 4 | 250 | |||
| 500 | 500 | 200 | 300 | 300-1.5 | 986 | 350 | 590 | 330 | 325 | 270 | 620 | 148 | - | - | - | 25 | 130 | 80 | 240 | 310 | 17 | 6 | 390 | |||
| 650 | 650 | 250 | 400 | 320-1.5 | 1278 | 470 | 700 | 430 | 430 | 342 | 830 | 183 | 495 | 318 | 95 | 35 | 160 | 85 | 215 | 410 | 25 | 8 | 880 | |||
| 750 | 750 | 300 | 450 | 320-1.5 | 1448 | 510 | 745 | 450 | 450 | 362 | 1020 | 207 | 620 | 362 | 130 | 35 | 155 | 55 | 275 | 450 | 25 | 8 | 1100 | |||
| 850 | 850 | 350 | 500 | 400-1.5 | 1632 | 580 | 875 | 510 | 525 | 403 | 1100 | 236 | 610 | 418 | 105 | 40 | 155 | 75 | 300 | 520 | 32 | 8 | 1500 | |||
| 1000 | 1000 | 400 | 600 | 400-1.5 | 1896 | 660 | 965 | 550 | 605 | 507 | 1350 | 257 | 870 | 478 | 200 | 40 | 200 | 100 | 350 | 590 | 32 | 8 |
2230 | |||

ZQ Shaft Size
| Model | High speed shaft | Low speed shaft | ||||||||||||||||||||||||
| Z | CA | |||||||||||||||||||||||||
| d1 | d2 | L1 | L2 | b1 | t1 | B1 | d3 | L3 | L4 | b2 | t2 | B2 | mn | D | D1 | D2 | D3 | L5 | L6 | E | B3 | B4 | B5 | |||
| 250 | 30 | 55 | 120 | 58 | 8 | 16 | 195 | 55 | 135 | 83 | 18 | 16 | 58.5 | 220 | 3 | 40 | 126 | 65 | 40 | 100 | 35 | 40 | 24.5 | 164 | 154.5 | 20 |
| 350 | 40 | 75 | 150 | 82 | 12 | 21.3 | 260 | 55 | 165 | 83 | 18 | 16 | 68.9 | 270 | 3 | 48 | 150 | 90 | 40 | 110 | 45 | 60 | 27 | 214 | 189.5 | 25 |
| 400 | 40 | 75 | 160 | 82 | 12 | 20.7 | 270 | 80 | 185 | 123 | 28 | 24 | 85 | 300 | 3 | 56 | 174 | 90 | 40 | 140 | 45 | 60 | 30 | 234 | 207.5 | 25 |
| 500 | 50 | 85 | 220 | 82 | 16 | 26.4 | 330 | 80 | 200 | 123 | 28 | 24 | 85 | 325 | 4 | 56 | 232 | 120 | 40 | 170 | 50 | 75 | 25 | 270 | 238.5 | 35 |
| 650 | 60 | 110 | 290 | 105 | 18 | 31.5 | 430 | 110 | 265 | 163 | 36 | 32 | 116.5 | 430 | 6 | 56 | 348 | 170 | 45 | 260 | 68 | 95 | 32 | 342 | 310 | 40 |
| 750 | 60 | 110 | 310 | 105 | 18 | 31.5 | 450 | 110 | 285 | 163 | 36 | 32 | 116.5 | 450 | 6 | 56 | 348 | 170 | 45 | 260 | 68 | 95 | 32 | 362 | 330 | 40 |
| 850 | 90 | 150 | 340 | 130 | 24 | 46.7 | 510 | 130 | 325 | 198 | 36 | 32 | 137.5 | 525 | 8 | 54 | 448 | 200 | 105 | 260 | 78 | 100 | 22 | 403 | 363 | 50 |
| 1000 | 90 | 150 | 380 | 130 | 24 | 46.7 | 550 | 150 | 365 | 240 | 40 | 36 | 158.5 | 605 | 10 | 48 | 500 | 200 | 90 | 320 | 98 | 126 | 45 | 507 | 442 | 60 |
Ratio
| ZQ Ratio | |||||||||||
| Transmission ratio code | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ||
| Ratio | 48.57 | 40.17 | 31.50 | 23.34 | 20.49 | 15.75 | 12.64 | 10.35 | 8.23 | ||
| Gear | High speed | 88 | 86 | 85 | 81 | 79 | 77 | 73 | 69 | 64 | |
| 11 | 13 | 14 | 18 | 20 | 22 | 26 | 30 | 35 | |||
| Low speed | 85 | 85 | 83 | 83 | 83 | 81 | 81 | 81 | 81 | ||
| 14 | 14 | 16 | 16 | 16 | 18 | 18 | 18 | 18 | |||
Shanxi Pingyao Reducer Co., LTD. has been an industry leader since 1958, proudly offering a rich legacy of excellence in the research, development, manufacturing, and sales of a wide array of reducers and electric rollers. Our commitment to quality and safety is reflected in our prestigious certifications, including ISO9001 for impeccable quality management, ISO14001 for environmental stewardship, and OHSAS18001 for occupational health and safety excellence. We also hold the esteemed American API Association product certification along with the national mining products coal mine safety mark certification, underscoring our leadership in safety standards. Recognized as a premier enterprise in China and a celebrated contributor in Shanxi Province, our brand 'Xinkai' has earned the distinguished honor of being named a China Famous Trademark, a testament to our reputation and credibility in the industry.
At Shanxi Pingyao Reducer Co., Ltd., we pride ourselves on a robust and comprehensive quality control system, cutting-edge product development, and a relentless drive for technological innovation. Our commitment to excellence is further supported by a stringent testing system and an exceptional after-sales service organization. In recent years, our investment in scientific research has soared, enhancing the conditions for innovation and resource allocation. Our diverse and powerful product lineup includes the double arc herringbone gear reducer, ZDY, ZLY, ZSY hard tooth surface cylindrical gear reducers, DBY, DCY hard tooth surface conical cylindrical gear reducers, cycloidal pin wheel reducers, NGW planetary gear reducers, the formidable JS mining high-power reducer, among other 20 series, boasting over 3,000 distinct specifications of reducers and electric rollers.
The range of high-quality reducers crafted by our company finds extensive application across various major industries, including petroleum, metallurgy, chemicals, building materials, lifting, transportation, shipping, and mining. These products are indispensable to enterprises nationwide and have gained significant traction in international markets, with exports reaching Europe, America, Southeast Asia, and several other countries and regions.
Driven by our guiding business philosophy of 'gather the wisdom of employees, pursue customer satisfaction,' Shanxi Pingyao Reducer Co., Ltd. is dedicated to crafting China's top-tier products while aspiring to create a globally renowned brand. Our corporate culture is steadfastly anchored in the core values of 'respect, tolerance, integrity, and rigor,' laying the foundation for our vision to achieve greatness.
In a strategic transformation from a production-focused entity to a service-oriented industry leader, our company diligently pursues the '133' medium- and long-term development strategic plan. This plan incorporates a holistic approach encompassing micro manufacturing, micro service, and strategic planning. Our focus is concentrated in three key market segments: replacing imported reducers, crafting export-ready reducers, and pioneering differentiated products. Strategically, we aim to reach three pivotal objectives: to consistently achieve and sustain an industry-leading level of product quality; to elevate operational and managerial practices to a first-class standard; and to foster an environment where employee pride and satisfaction are paramount.
Standard Warranty: Enjoy peace of mind with our comprehensive standard warranty, which ensures coverage for 12 months or up to 2,000 operating hours, whichever milestone you reach first.
Extended Warranty: For added security and longevity, consider our optional extended warranty, offering coverage for up to an impressive 24 months.
Global Support: Benefit from our dedicated 24/7 global support, providing around-the-clock technical assistance and prompt spare parts supply to keep your operations seamless and uninterrupted.
Training: Enhance your team's skills with our flexible training options, available both on-site and remotely, to master the operation and maintenance of our Robust Crane Reducer for High Torque Industrial Applications in Mining.