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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 reducer stands as a hallmark of engineering excellence, epitomizing what a cylindrical gear reducer should be. Its exceptional versatility is demonstrated across various domains such as hoisting machinery, conveying equipment, and mining machinery. This series of gear units shines with its renowned high load capacity, unparalleled stability, and enduring durability. Such attributes ensure its suitability for an extensive array of industrial applications, marking it as an indispensable component in demanding environments.
1. Exceptional Load Capacity: Featuring a robust hard tooth surface gear design, this reducer is engineered to endure substantial loads, making it ideal for demanding applications.
2. Superior Transmission Efficiency: With an optimized gear design and precision machining, this product ensures seamless and highly efficient power transmission, maximizing performance.
3. Smooth and Quiet Operation: Designed for minimal noise and vibration, it is perfect for continuous, long-term operation without causing disruptions.
4. Space-Saving Compact Structure: Its compact size and lightweight nature make it easy to install and maintain, saving valuable space without compromising performance.
5. Remarkable Durability: Crafted from high-strength alloy steel, this reducer boasts incredible durability, capable of withstanding harsh and rigorous working environments.
The ZQ series reducer stands as a pinnacle of engineering excellence, designed specifically for hoisting machinery and industrial equipment. Its hard-flanked gear design combined with high-strength alloy steel ensures outstanding load-bearing capabilities and longevity. This series offers remarkable transmission efficiency, smooth and stable operation, and a space-efficient compact design, making it a sought-after solution for overhead cranes, gantry cranes, conveyor systems, and mining machinery. Renowned for its reliability and cost-effectiveness, the ZQ series has become the preferred 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 | |||
Founded in 1958, Shanxi Pingyao Reducer Co., LTD. (also known as Shanxi Pingyao Reducer Factory) stands as a beacon of excellence in the realm of industrial innovation, dedicated to the research, development, manufacturing, and sale of a diverse array of high-performance reducers and electric rollers. With a steadfast commitment to quality and safety, the company proudly boasts an impressive suite of certifications: the prestigious ISO9001 quality system certification, the ISO14001 environmental management system certification, the OHSAS18001 occupational health and safety certification, as well as the distinguished American API Association product certification. Furthermore, our dedication to safety in mining applications is exemplified by our national mining products coal mine safety mark certification. Celebrated as an outstanding enterprise within China, Shanxi Pingyao has earned its reputation as a meritorious enterprise in Shanxi Province. Our esteemed 'Xinkai' trademark has been recognized with the distinguished title of China Famous Trademark, underscoring our unwavering commitment to excellence and industry leadership.
Shanxi Pingyao Reducer Co., Ltd. stands out with impeccable quality control, pioneering product development, and a trailblazing technological innovation system. Our rigorous testing protocols and outstanding after-sales service ensure we exceed customer expectations. In recent years, we've heightened our investment in groundbreaking scientific research, refining the conditions and resources to lead in innovation. Our extensive range includes double arc herringbone gear reducers, 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, and the formidable JS mining high-power reducer, encompassing 20 series and over 3,000 diverse specifications of reducers and electric rollers.
Shanxi Pingyao's reducers power industries across the globe! Our robust and reliable products serve major sectors such as petroleum, metallurgy, chemical, building materials, lifting, transportation, shipping, and mining with steadfast support. Our market presence extends nationwide and resonates internationally, reaching Europe, America, Southeast Asia, and beyond.
Embodying the philosophy of 'harnessing employee wisdom for unmatched customer satisfaction,' Shanxi Pingyao Reducer Co., Ltd. is driven by a visionary mission: 'to craft China's premier products and establish a world-renowned brand.' Our core values of 'respect, tolerance, integrity, and rigor' are the backbone of Xinkai's corporate culture, guiding us toward excellence.
Shifting from mere production to a dynamic service-oriented landscape, we are executing the ambitious '133' medium- and long-term strategic development plan. '1' signifies our commitment to comprehensive micro manufacturing, micro service, and strategic foresight. The first '3' highlights our strategic focus: replacing imported reducers, manufacturing for export, and creating differentiated products. The second '3' outlines our aspirations: achieving industry-leading product quality, attaining superior company operations and management, and fostering unparalleled employee pride and happiness.
Standard Warranty: Enjoy peace of mind with our comprehensive standard warranty, offering 12 months or 2,000 operating hours of coverage-whichever milestone you reach first.
Extended Warranty: Enhance your investment security with our optional extended warranty, providing coverage for up to 24 months of hassle-free operation.
Global Support: Benefit from our unwavering commitment to your success with 24/7 technical assistance and an efficient supply of spare parts, ensuring uninterrupted productivity.
Training: Empower your team with our tailored training solutions, available both on-site and remotely, to ensure optimal operation and maintenance of your industrial systems.