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YD-H Series Marine Pole-Changing Multi-Speed Motor

The YD-H Series Marine Pole-Changing Multi-Speed Motor is a marine three-phase asynchronous motor designed with pole-changing technology to provide stepped multi-speed operation. It enables flexible speed selection to match different load requirements, ensuring efficient power utilization and simplified control systems onboard.

This motor features high starting torque, stable performance, and energy-saving operation. Its cast iron housing and specially treated windings provide excellent resistance to moisture, salt spray, and vibration, making it highly reliable for demanding marine environments.

The YD-H Series Marine Pole-Changing Multi-Speed Motor is a high-performance marine motor designed specifically for pump systems. Its flexible pole-changing feature allows efficient operation across different workloads, ensuring precise control of pump flow and pressure. Built with marine-grade corrosion-resistant materials, it withstands harsh saltwater and humid environments for long-lasting reliability. Ideal for seawater desalination pumps, fire pumps, and circulation pumps, the YD-H series delivers smooth startups, low vibration, and consistent power output, making it the perfect drive solution for marine and offshore pump systems.

Key Benefits:

  • Multi-Speed Operation: Adjust motor speed through pole-changing to match varying pump requirements
  • Durable Design: Corrosion and moisture-resistant for harsh marine conditions
  • High Efficiency: Optimizes pump performance while reducing energy consumption
  • Reliable Performance: Low vibration and long service life minimize maintenance

The YD-H Series Marine Pole-Changing Multi-Speed Motor is engineered for marine blowers and fan systems, delivering precise multi-speed control to match varying airflow requirements. Its pole-changing capability allows smooth adjustment of fan speeds, optimizing energy efficiency while maintaining consistent performance. Constructed with marine-grade corrosion-resistant materials, this motor ensures reliable operation in harsh sea environments, including high humidity and salt exposure. Ideal for ventilation fans, exhaust blowers, and cooling systems on ships and offshore platforms, the YD-H series provides low vibration, quiet operation, and long service life, making it a dependable choice for marine airflow applications.

Key Advantages:

  • Multi-Speed Control: Easily adjust fan or blower speed through pole-changing
  • Marine-Grade Durability: Resistant to corrosion and moisture in challenging marine environments
  • Energy Efficient: Optimizes airflow performance while reducing energy costs
  • Reliable Operation: Smooth, low-vibration performance for extended service life

The YD-H Series Marine Pole-Changing Multi-Speed Motor is designed for marine separators and centrifuges, offering precise multi-speed operation to meet varying processing requirements. Its pole-changing feature allows smooth speed adjustments, ensuring optimal separation efficiency and consistent output. Built with marine-grade corrosion-resistant materials, this motor withstands harsh sea environments, including high humidity and salt exposure. Ideal for oil-water separators, sludge centrifuges, and fuel purification systems, the YD-H series provides reliable, low-vibration, and energy-efficient performance, making it the ideal power solution for critical marine separation applications.

Key Advantages:

  • Multi-Speed Flexibility: Easily adjust centrifuge or separator speeds for optimal efficiency
  • Marine-Grade Durability: Corrosion and moisture-resistant for harsh sea conditions
  • High Efficiency: Enhances separator performance while reducing energy consumption
  • Reliable Operation: Smooth, low-vibration motor operation ensures long service life

The YD-H Series Marine Pole-Changing Multi-Speed Motor is engineered for hydraulic power units, providing precise multi-speed control to meet varying hydraulic load demands. Its pole-changing capability allows smooth adjustment of motor speed, ensuring consistent pressure and flow for pumps and actuators. Constructed with marine-grade corrosion-resistant materials, the YD-H series withstands harsh sea conditions, including saltwater and high humidity. Ideal for shipboard hydraulic systems, offshore machinery, and industrial marine hydraulics, this motor delivers reliable, low-vibration, and energy-efficient performance, making it a trusted solution for critical hydraulic applications.

Key Advantages:

  • Multi-Speed Operation: Adjust motor speed to match hydraulic load requirements
  • Marine-Grade Durability: Resistant to corrosion and moisture in marine environments
  • High Efficiency: Optimizes hydraulic system performance while saving energy
  • Reliable Performance: Smooth, low-vibration operation for long-lasting service

The YD-H Series Marine Pole-Changing Multi-Speed Motor is a versatile solution for other auxiliary marine equipment, delivering precise multi-speed control for varied operational needs. Its pole-changing feature allows smooth adjustment of speed to match different machinery requirements, ensuring reliable and efficient performance. Built with marine-grade corrosion-resistant materials, the motor withstands harsh sea environments, including saltwater exposure and high humidity. Ideal for deck machinery, compressors, small pumps, and other onboard auxiliary systems, the YD-H series offers low vibration, quiet operation, and long service life, making it a dependable choice for supporting critical marine operations.

Key Advantages:

  • Multi-Speed Flexibility: Adjust motor speed to meet diverse auxiliary equipment needs
  • Marine-Grade Durability: Corrosion and moisture-resistant for harsh marine conditions
  • High Efficiency: Enhances overall equipment performance while saving energy
  • Reliable Operation: Smooth, low-vibration motor ensures long-lasting service
ModelPower
(kW)
Current
(A)
Rotate
Speed
(r/min)
Connecting methodsModelPower
(kW)
Current
(A)
Rotate
Speed
(r/min)
Connecting methods
YD801-4/2-H0.45/0.551.4/1.51,420/2,860△ /YYYD160L-6/4-H9/1120.6/23.7965/1,465△ /YY
YD802-4/2-H0.55/0.751.7/2.01,420/2,860△ /YYYD160L-8/4-H7/1119.0/21.8730/1,455△ /YY
YD90S-4/2–H0.85/1.12.3/2.81,415/2,845△ /YYYD160L-8/6-H6/817.5/19.4730/980△ /YY
YD90L-4/2-H1.3/1.83.3/4.41,410/2,855△ /YYYD160L-12/6-H3.7/716.1/15.8485/975△ /YY
YD90S-6/4-H0.65/0.852.3/2.3920/1,410△ /YYYD160L-6/4/2-H4.5/7/911.4/15.1/18.8980/1,470/2,940Y/ △ /YY
YD90L-6/4-H0.85/1.12.8/3.0925/1,415△ /YYYD160L-8/4/2-H2.8/7/99.2/15.1/18.8730/1,470/2,940Y/ △ /YY
YD90L-8/4-H0.45/0.751.9/1.9670/1,390△ /YYYD160L-8/6/4-H4.5/6/7.513.8/14.5/15.6735/980/1,460△ /Y/YY
YD90S-8/6-H0.35/0.451.6/1.4675/930△ /YYYD180M-6/4-H4.5/1417.5/32984/1,479△ /YY
YD90L-8/6-H0.45/0.651.9/1.8680/920△ /YYYD180M-8/6-H4.5/1021/24.5736/984△ /YY
YD100L1-4/2-H2/2.44.8/5.61,435/2,855△ /YYYD180M-8/6-H5.5/1022.1/24.5736/984△ /YY
YD100L2-4/2-H2.4/35.6/6.71,430/2,855△ /YYYD180L-6/4-H6.5/1319.3/30.5984/1,479△ /YY
YD100L1-6/4-H1.3/1.83.8/4.4940/1,440△ /YYYD180L-6/4-H4.5/1517.5/33.5984/1,479△ /YY
YD100L2-6/4-H1.5/2.24.3/5.4945/1,435△ /YYYD180L-6/4-H13/1628.6/35.5984/1,479△ /YY
YD100L-8/4-H0.85/1.53.1/3.5710/1,415△ /YYYD180L-6/4-H14/1630/35.5984/1,479△ /YY
YD100L-8/6-H0.75/1.12.9/3.1710/950△ /YYYD180L-6/4-H5.5/1718.3/36.8984/1,479△ /YY
YD100L-6/4/2-H0.75/1.3/1.82.6/3.7/4.5950/1,450/2,905Y/ △ /YYYD180L-6/4-H5/19.517.8/43984/1,479△ /YY
YD112M-4/2-H3.3/47.4/8.61,460/2,960△ /YYYD180L-8/4-H11/1730/32725/1,460△ /YY
YD112M-6/4-H2.2/2.85.7/6.7945/1,450△ /YYYD180L-8/4-H5.5/1923/36725/1,460△ /YY
YD112M-8/4-H1.5/2.45.0/5.3690/1,445△ /YYYD180L-8/6-H2.5/1222.1/27.5725/1,460△ /YY
YD112M-8/6-H1.3/1.84.5/4.8695/950△ /YYYD200L-4/2-H26/3049.9/58.31,470/2,950△ /YY
YD112M-6/4/2-H1.1/2/2.43.5/5.1/5.8960/1,465/2,975Y/ △ /YYYD200L-6/4-H8/2424/48.2980/1,460△ /YY
YD112M-8/4/2-H0.65/2/2.42.7/5.1/5.8685/1,465/2,975Y/ △ /YYYD200L-6/4-H18.5/2241.4/44.9980/1,460△ /YY
YD112M-8/6/4-H0.85/1/1.53.7/3.1/3.5700/950/1,460△ /Y/YYYD200L-6/4-H12/2027.5/40.5980/1,460△ /YY
YD132S-4/2-H4.5/5.59.8/11.91,470/2,957△ /YYYD200L-6/4-H5/1920/39980/1,460△ /YY
YD132S-6/4-H3/47.7/9.5965/1,470△ /YYYD200L-6/4-H11/18.526/38.5980/1,460△ /YY
YD132S-8/4-H2.2/3.37.0/7.1715/1,465△ /YYYD200L-6/4-H12/1727.3/34980/1,460△ /YY
YD132S-8/6-H1.8/2.45.8/6.2715/970△ /YYYD200L1-8/6-H8/1724/40730/976△ /YY
YD132S-6/4/2-H1.8/2.6/35.1/6.1/7.4970/1,475/2,970Y/ △ /YYYD200L2-8/6-H11/2230/47730/976△ /YY
YD132S-8/4/2-H1/2.6/33.5/5.9/7.0710/1,475/2,970△ /YYYD200L2-8/6-H15/2031/43730/976△ /YY
YD132S-8/6/4-H1.1/1.5/1.84.1/4.2/4.0720/970/1,470△ /Y/YYYD200L2-8/6-H10/2028.5/43730/976△ /YY
YD132S-8/6/4-H6.5/813.8/17.11470/2,960△ /YYYD200L-8/6/4-H10/13/1727.2/34/40740/980/1,470Y/ △ /YY
YD132M-6/4-H4/5.59.8/12.3960/1,470△ /YYYD225S-6/4-H22/2843.5/53.1984/1,479△ /YY
YD132M-8/4-H3/4.59.0/9.4715/1,465△ /YYYD225S-8/6/4-H14/18.5/2435/40/48740/990/1,480△ /Y/YY
YD132M-8/6-H2.6/3.75.8/6.2715/970△ /YYYD225M-6/4-H35/3251.5/60.5985/1,475△ /YY
YD132M1-6/4/2-H2.2/3.3/46.0/7.5/8.8970/1,470/2,970Y/ △ /YYYD225M-8/4-H24/3452.5/66.7734/1,469△ /YY
YD132M2-6/4/2-H2.6/4/56.9/9.0/10.8970/1,475/2,960Y/ △ /YYYD225M-8/6-H12/2534/50739/979△ /YY
YD132M-8/4/2-H1.3/3.7/4.54.6/8.4/10.0710/1,475/2,970Y/ △ /YYYD225M-8/6-H15/2234/48739/979Y/ △ /YY
YD132M1-8/6/4-H1.5/2/2.25.2/5.4/4.9720/975/1,470△ /Y/YYYD225M-12/6-H7.5/2220/44480/980Y/YY
YD132M2-8/6/4-H1.8/2.6/36.1/6.8/6.5720/975/1,470△ /Y/YYYD225M-12/6-H4.4/2214.8/44480/980Y/YY
YD160M-4/2-H9/1118.5/22.91,460/2,920△ /YYYD250M-6/4-H32/4262/80989/1,482△ /YY
YD160M-6/4-H6.5/815.1/17.4965/1,460△ /YYYD250M-8/6-H15/3035/56742/983△ /YY
YD160M-8/4-H5/7.513.9/15.2730/1,450△ /YYYD280S-8/6-H20/3748/69.5720/970△ /YY
YD160M-8/6-H4.5/613.3/14.7730/975△ /YYYD280S-8/6-H18/3743/69.5743/970△ /YY
YD160M-6/12-H2.6/511.6/11.9485/975△ /YYYD280M1-8/6-H22/4056/77744/983△ /YY
YD160M-6/4/2-H3.7/5/69.5/11.2/13.2975/1,475/2,945Y/ △ /YYYD280M1-8/6-H22/4556/87744/983△ /YY
YD160M-8/4/2-H2.2/5/67.6/11.2/13.2730/1,475/2,945Y/ △ /YYYD280M2-8/6-H27/5565/108744/983△ /YY
YD160M-8/6/4-H3.3/4/5.510.2/9.9/11.6735/980/1,,460△ /Y/YYYD280M-10/8-H22/3560/80593/939Y/Y
YD160L-4/211/1422.3/28.81,455/2,925△ /YY
Frame SizeABCDEFGHKABACADHAHDL
80125100501940615.5801016516516012205290
90S140100562450820901018018017514225320
90L140125562450820901018018017514225350
100L1601406328608241001220520518516250385
112M1901407028608241121224523019518270405
132S21614089388010331321228027024520320480
132M21617889388010331321228027024520320520
160M2542101084211012371601533032527022385605
160L2542541084211012371601533032527022385650
180M279241121481101442.51801535536029024425670
180L279279121481101442.51801535536029024425710
200L3183051335511016492001939540035528475780
225S3562861496014018532251943545037030530825
225M3563111496014018532251943545037030530820/850
250M4063491686514018582502449049545532570935
280S457368190751402067.528024550550470386401,020
280M457419190751402067.528024550550470386401,070
Frame SizeDEFGMNPSTnACADHFLAL
801940615.5165130200123.5416516023012290
90S2450820165130200123.5418017523512320
90L2450820165130200123.5418017523512345
100L2860824215180250154420518527514385
112M2860824215180250154423019528514405
132S38801033265230300154427024534018480
132M38801033265230300154427024534018520
160M421101237300250350195432527040018605
160L421101237300250350195432527040018650
180M481101442.5300250350195436029042018670
180L481101442.5300250350195436029042018705
200L551101649350300400195440035547018780
225S601401853400350450195845037053020825
225M601401853400350450195845037053020820/850
FrameSizeABCDEFGHKMNPSTnABACADHAHDL
80125100501940615.58010165130200123.5416516516012205290
90S1401005624508209010165130200123.5418018017514225320
90L1401255624508209010165130200123.5418018017514225350
100L16014063286082410012215180250154420520518516250385
112M19014070286082411212215180250154424523019518270405
132S216140893880103313212365230300154428027024520320480
132M216178893880103313212365230300154428027024520320520
160M25421010842110123716015300250350195433032527022385605
160L25425410842110123716015300250350195433032527022385650
180M279241121481101442.518015300250350195435536029024425670
180L279279121481101442.518015300250350195435536029024425710
200L31830513355110164920019350300400195439540035528475780
225S35628614960140185322519400350450195843545037030530825
225M35631114960140185322519400350450195843545037030530820/850
250M40634916865140185825024500450550195849549545532570935
280S457368190751402067.5280245004505501958550500470386401,020
280M457419190751402067.5280245004505501958550500470386401,070
Frame SizeDEFGMNPSTnACADHFLAL
801940615.5165130200123.5416516526012335
90S2450820165130200123.5418018027012365
90L2450820165130200123.5418018027012400
100L2860824215180250154420519530014430
112M2860824215180250154423020532014450
132S38801033265230300154427026538018535
132M38801033265230300154427026538018575
160M421101237300250350195432527045018660
160L421101237300250350195432527045018705
180M481101442.5300250350195436029049018730
180L481101442.5300250350195436029049018765
200L551101649350300400195440035555018840
225S601401853400350450195845037061020890
225M601401853400350450195845037061020880/915
250M651401858500450550195849545564022995
280S751402067.55004505501958550470720221,090
280M751402067.55004505501958550470720221,140

Quality is at the core of everything we do. All our products are manufactured under strict quality control systems and comply with both national and international standards. We are proud to hold the following certifications, demonstrating our commitment to reliability, safety, and consistent performance.

Our motors are produced in a modern manufacturing facility equipped with advanced production lines and precision testing equipment. From raw material inspection to final assembly, every process follows strict quality management standards to ensure consistent performance and long-term reliability. Skilled technicians and experienced engineers work closely together to deliver stable, efficient, and durable motors that meet the demanding requirements of marine and industrial applications.

We ensure fast and reliable delivery through well-organized production planning and professional logistics partners. Each motor is carefully packed to prevent damage during transportation and shipped in accordance with international export standards. With flexible delivery options and stable lead times, we support global shipments to meet project schedules and customer requirements.