R+W Machinery (Shanghai) Co. Ltd.

What R+W Machinery (Shanghai) Co. Ltd. does

R+W Machinery (Shanghai) Co. Ltd. is the Chinese sales and technical-support subsidiary of German precision-coupling manufacturer R+W Antriebselemente GmbH, itself a company of the Poppe+Potthoff Group since 2011. The Shanghai entity was established in 2004 in Pudong and operates as a regional office serving the China and broader Asia-Pacific market, with five employees, direct technical consultation, CAD/specification downloads, WeChat micro-site engagement, and active presence at major Chinese industrial trade shows (CIMT, CCMT, SCIIF, CMEE, CIBF, Automotive Testing Expo). It does not perform local manufacturing; finished products are supplied from parent and Slovakian facilities. The company monetizes precision and industrial coupling hardware across two principal categories: precision couplings spanning 0.05-25,000 Nm (bellows, miniature bellows, servo disc, elastomer, safety, line shafts) and industrial couplings spanning 200-2,080,000 Nm (industrial torque limiters, disc pack, flexible gear, heavy-duty bellows), with a more recent smart-coupling (i-series) line that layers sensors and a proprietary gateway/mobile app for predictive maintenance.

Revenue mechanics are B2B hardware sales plus customization and engineering services (coupling selection, integration, testing, post-sales support), priced by quote against application specifications rather than published list pricing. The customer base is highly diversified across mechanical engineering, servo drive systems, medical technology (radiation therapy, surgical tables), aerospace (International Space Station components, commercial aircraft), marine engineering (super-panamax propulsion), renewable energy (offshore wind pitch control, hydropower), mining and tunneling (world's largest copper mine, TBM projects), rail (Japanese Shinkansen), pumps/compressors, and steel (rolling mills), supporting both long-cycle design-in OEM relationships and project-based industrial sales. Certifications include ISO 9001:2015, ISO 14001:2015, TÜV safety certification for SK/SL/ST series, CE marking, UKCA, ATEX for select line shafts, REACH/RoHS compliance, and Dodd-Frank/Proposition 65 disclosures.

Name

R+W Machinery (Shanghai) Co. Ltd.

Legal name

R+W Machinery (Shanghai) Co. Ltd.

Website

https://rw-china.com

Company type

Private

Founded year

2004

Operating status

Operating

Headcount range

1–10 employees

Short description

R+W Machinery (Shanghai) Co. Ltd. is the Chinese sales and technical-support subsidiary of German precision-coupling manufacturer R+W Antriebselemente GmbH (part of Poppe+Potthoff Group), serving Chinese and Asia-Pacific machinery OEMs across mechanical engineering, medical, aerospace, marine, energy, mining, rail, and steel sectors with zero-backlash precision and industrial torque-transmission couplings and sensor-integrated smart couplings.

Ownership category

akta.pro rank

Product category

Industrial Couplings

NAICS

Mechanical Power Transmission Equipment Manufacturing (333613), Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing (333612)

SIC

General Industrial Machinery & Equipment (3560)

akta.pro primary industry

Linear Motion & Mechanical Power Transmission (Ball/roller screws, linear guides, bearings, couplings) (IMAHAGAM)

akta.pro secondary industries

Brakes, Clutches & Couplings (Electromagnetic Brakes, Torque Limiters) (IMAGACAK), Gearmotors, Gearboxes & Speed Reducers (IMAGACAF)

Keywords

• Industrial couplings
• Precision couplings
• Bellows couplings
• Safety couplings
• Torque transmission

Headquarters

HQ city

Shanghai (Pudong)

HQ country

China

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Technology or R&D, Personnel, Marketing or Sales, Infrastructure

Revenue model

1. Industrial Coupling Products: R+W manufactures and sells precision and industrial couplings for torque transmission. Products range from small precision couplings (0.05 Nm) to large industrial couplings (2,080,000 Nm). Sales are B2B to machinery manufacturers across multiple industries including aerospace, medical, automotive, steel, mining, marine, and renewable energy.
2. Sensor Technology and IoT Solutions: R+W offers intelligent coupling systems with integrated sensor technology for Industry 4.0 applications. These smart couplings provide real-time monitoring of torque, speed, temperature, and acceleration data for predictive maintenance.
3. Customization and Engineering Services: R+W provides professional coupling selection consultation, integration, testing, and service support. Custom solutions are developed based on customer-specific requirements and application conditions.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels4 records

Core offering

R+W Machinery (Shanghai) Co. Ltd. manufactures and sells precision and industrial couplings (联轴器) for torque transmission between shafts. Its product portfolio includes bellows couplings, elastomer couplings, safety couplings (torque limiters), line shafts, disc pack couplings, flexible gear couplings, and sensor-equipped smart couplings. The company serves original equipment manufacturers (OEMs) and end users across mechanical engineering, medical equipment, aerospace, marine, renewable energy, mining, rail, pump, and steel industries.

Product overview

R+W Machinery (Shanghai) Co. Ltd. is a manufacturer of precision and industrial couplings (联轴器) for power transmission. The product portfolio consists of two main categories: Precision Couplings (精密联轴器, 0.05-25,000 Nm) including bellows couplings BK, miniature bellows couplings MK, servo disc couplings SCL, elastomer couplings EK/SP, safety couplings SK/SL/ES, and line shafts EZ/ZA; and Industrial Couplings (工业联轴器, 200-2,080,000 Nm) including safety couplings ST, disc pack couplings LP, flexible gear couplings BZ, and metal bellows couplings BX. The company also offers Smart Couplings (智能联轴器) integrating sensor technology for Industrial IoT applications. R+W has been part of the Poppe+Potthoff Group since 2011 and operates globally with subsidiaries in Germany, USA, Italy, China, France, Malaysia, Taiwan, and Slovakia.

Differentiator

Problem solved

Functional benefit

Products and services

• Bellows Couplings (金属波纹管联轴器) Zero-backlash, high-torsional-rigidity bellows couplings used primarily in servo drives, machine tools, robotics, and precision positioning systems.
• Elastomer Couplings (弹性体联轴器) Flexible couplings with elastomer inserts (spiders) that compensate for misalignment and damp vibration, used in pumps, gearboxes, and general drive technology.
• Safety Couplings / Torque Limiters (安全联轴器) Torque-limiting couplings that disengage or slip when a preset torque threshold is exceeded, protecting drivetrains and machinery from overload damage.
• Line Shafts (万向节传动轴) Universal-joint line shaft systems for torque transmission across larger shaft distances and angular misalignments, used in rolling mills, paper machines, and industrial machinery.
• Disc Pack Couplings (膜片联轴器) All-metal, maintenance-free disc pack couplings for high-speed and high-torque applications in pumps, compressors, turbines, and heavy industrial drives.
• Flexible Gear Couplings (齿式联轴器) Curved-tooth gear couplings designed to transmit high torque while accommodating angular, parallel, and axial misalignment, suited for steel mills, mining, and heavy industry.
• Smart Couplings with Sensor Technology (智能联轴器) Couplings integrated with sensors (torque, temperature, vibration, speed) that enable condition monitoring, predictive maintenance, and Industry 4.0 data acquisition on drive trains.

Quantifiable outcome

• Intelligent couplings can connect up to four couplings simultaneously to one mobile device
• +3 more outcomes

Named customers12 records

Segments10 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration3 records

AI capability3 records

Feature6 records

Partnerships

One partnership is on record.

• Poppe+Potthoff GroupcoreStrategic or Co-development Partner · 1 January 2011R+W became a company of Poppe+Potthoff Group in 2011. The group, founded in 1928, has 1,600 employees globally serving 50+ countries in metal processing industries. Based on the network of locations and established core competencies plus knowledge sharing, R+W and the group jointly develop and manufacture innovative products and systems for a sustainable future.

Scale indicators4 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Mayr Power Transmission: German specialist in safety clutches/brakes and torque limiters with TÜV-certified products. Closest direct competitor to R+W's SK/SL/ES/ST safety coupling lines serving machine tools, servo drives, and heavy industrial applications.
• Jakob Antriebstechnik: German manufacturer of metal bellows couplings and servo couplings. Competes directly with R+W's BK, MK, and BX bellows coupling lines in precision servo and spindle applications.
• KTR Systems: German-based manufacturer of power transmission couplings, torque limiters, and bell housings with similar product breadth (metal bellows, elastomer, gear, disc pack couplings). Direct competitor across R+W's core precision and industrial coupling categories.

Broad incumbents

• Bibby Turboflex (Altra Industrial Motion): Industrial disc, gear, and grid couplings within Altra's diversified power transmission portfolio. Competes with R+W's industrial product lines in steel, mining, marine, and process industries.
• Voith Turbo: Major German industrial incumbent in drivetrain and coupling technology for rail, marine, and heavy industry. Overlaps with R+W in marine propulsion couplings and rail/Shinkansen-type applications.
• Huco Dynatork (Regal Rexnord): Precision couplings and power transmission products within Regal Rexnord's broad industrial portfolio. Competes in miniature and precision coupling segments with global manufacturing scale.
• Rexnord (Timken): Industrial power transmission products including disc pack, gear, and elastomer couplings. Competes with R+W's LP disc pack and BZ gear coupling lines in process industries and heavy machinery.
• Siemens Flender (Siemens AG): Global industrial giant offering couplings, gear units, and gearboxes as part of mechanical drive systems. Competes with R+W's industrial couplings in heavy industry and integrates couplings into larger drive packages.
• SKF: Global bearings and power transmission giant with broad coupling portfolio. Competes in industrial and precision coupling markets with superior scale and global service network.

Emerging players

• Enemac (Wittenstein): Servo couplings and torque limiters with focus on precision motion control applications. Competes with R+W's precision coupling lines for servo drives, robotics, and machine tool markets.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/rw-china

Compliance13 records

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries6 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about R+W Machinery (Shanghai) Co. Ltd.