What ROTOFLUX does

ROTOFLUX (legal entity Rotoflux S.R.L.) is an Italian privately held manufacturer of rotary unions — mechanical devices that create leak-proof seals for transferring fluids between stationary and rotating components in industrial machinery. Founded in 1996 and headquartered in Trezzano S/N (Milan), the company produces a portfolio of 16+ product series (S, BH, G, R, K, D08, D15, M, Special, B, A, V, H, L, Z, F, C, T) covering universal, high-speed (up to 40,000 RPM), high-temperature, high-pressure (up to 250 BAR), and multi-passage (2 to 8 channels) configurations for water, air, vacuum, coolant, MQL, diathermic oil, steam, and hydraulic oil. Core proprietary technologies include hydraulically balanced seals that maintain constant seal pressure regardless of fluid pressure variation, surface-hardened rotors for low-speed/high-pressure durability, dry-running capability in select series, and the RF-19 Industry 4.0-compatible leak detection sensor. Every unit is individually tested before shipment.

The company serves both OEMs and end-users across four primary vertical segments: machine tools (CNC spindle cooling and lubrication), printing (drum temperature control via heat-transfer oil or steam), rubber and plastics (calender, injection molding, and extrusion temperature regulation), and steel (continuous casting cooling). ROTOFLUX operates a sales-led go-to-market model: direct sales from the Italian headquarters and three wholly-owned regional subsidiaries in Germany (Brühl), China (Ningbo), and India (Chennai) handle customized engineered solutions, while a network of 20+ authorized resellers across Europe, Asia-Pacific, the Americas, Africa, and the Middle East covers long-tail geographic demand. Both ready-for-sale standard catalog products and made-to-order customized units are offered, with a stated 24-hour technical response commitment.

Revenue is generated through one-time sales of rotary union hardware and accessories. Pricing is not publicly disclosed. The company is privately held with no disclosed external funding, no parent organization, and no recent M&A activity; it carries a small Italian S.R.L. share-capital structure (€10,400 i.v.) typical of an owner-managed SME. Headcount is reported at 11–50 employees, and no management team, board composition, or ownership details are publicly disclosed.

Name

ROTOFLUX

Legal name

Rotoflux S.R.L.

Website

https://rotoflux.com

Company type

Private

Founded year

1996

Operating status

Operating

Headcount range

11–50 employees

Short description

ROTOFLUX is an Italian manufacturer of rotary unions for industrial fluid transfer, founded in 1996. It produces 16+ product series for OEMs and end-users in machine tools, printing, rubber/plastics, and steel, distributed globally via subsidiaries in Germany, China, and India plus 20+ resellers.

Ownership category

akta.pro rank

Product category

Industrial Rotary Unions

NAICS

Fluid Power Cylinder and Actuator Manufacturing (333995), Mechanical Power Transmission Equipment Manufacturing (333613)

SIC

General Industrial Machinery & Equipment (3560), Wholesale-Industrial Machinery & Equipment (5084)

akta.pro primary industry

Seals, Gaskets & Fluid Connectors (O-rings, packings, rotary seals, quick couplers) (IMAHAGAI)

akta.pro secondary industries

Actuators & Motion Devices (Linear, Rotary, Electric Actuators for Motion Control) (IMAHAGAG), Linear Motion & Mechanical Power Transmission (Ball/roller screws, linear guides, bearings, couplings) (IMAHAGAM)

Keywords

• Rotary unions
• Industrial fluid transfer
• Machine tool components
• High-speed rotary joints
• Industrial leak detection

Headquarters

HQ city

Milan

HQ country

Italy

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Rotary Union Sales: Sale of standard and customized rotary unions (giunti rotanti) for industrial fluid transfer applications. Products are available ready-for-sale and made-to-order.
2. Custom Product Manufacturing: Customized rotary union solutions designed and manufactured to meet specific customer requirements with rapid turnaround.

Pricing tiers

Go-to-market motion1 record

Distribution channels5 records

Marketing channels4 records

Core offering

Rotoflux designs, develops, and manufactures rotary unions (giunti rotanti) — mechanical devices that transfer fluids such as water, air, vacuum, coolant, MQL, hydraulic oil, diathermic oil, and steam between stationary and rotating parts in industrial machinery. The company offers 16+ product series for machine tool, printing, rubber/plastics, and steel industry applications, available as both standard stock units and custom-made solutions, with each unit individually tested before shipment.

Product overview

ROTOFLUX is a manufacturer of rotary unions (giunti rotanti), also known as rotary joints or unions, which are mechanical devices that create leak-proof seals for transferring fluids between stationary and rotating parts in industrial machinery. The company produces a comprehensive portfolio of 16+ product series (S, BH, G, R, K, D08, D15, M, Special, B, A, V, H, L, Z, F, C, T) covering diverse applications including water, air, vacuum, coolant, MQL, hydraulic oil, diathermic oil, and steam transfer. Key product lines include universal series (S), high-speed series up to 40,000 RPM (BH, K, Special, B), high-pressure multi-passage series up to 250 BAR (M), and double-passage series for multiple fluids (D08, D15). The portfolio is complemented by the RF-19 leak detector accessory for Industry 4.0 applications. Products are available as standard units or customized solutions for machine tools, printing, rubber/plastics, and steel industries.

Differentiator

Problem solved

Functional benefit

Products and services

• Serie S - Universal Rotary Unions

Quantifiable outcome

• High-speed operation capability up to 40,000 RPM
• +3 more outcomes

Segments4 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

20 partnerships are on record, tiered minor and core.

• Birk Blyme LtdminorChannel Partner/ Reseller/ DistributorAustralian distributor serving the Australian market from Unit 3, building 5, 49 Frenchs Forest Road, Frenchs Forest Sydney, NSW Australia 2086. Phone: 61.2.9452.0222
• GBI Technology LTDAminorChannel Partner/ Reseller/ DistributorBrazilian distributor located at Rua Luiz Fornaziero, 122, Jardim do Paço, Sorocaba/SP CEP: 18087-094. Phone: +55 15 3023-6200
• Norservis s.r.o.minorChannel Partner/ Reseller/ DistributorCzech and Slovak distributor located at Dlouhonovice 68, 564 01 Žamberk, Czech Republic. Phone: +420 465 612 723
• Sigma HydropneumaticminorChannel Partner/ Reseller/ DistributorEgyptian distributor with head office in Nasr El din Tower Building 2, Giza, Egypt and warehouse operations. Also serves UAE from Jabal Ali Area, Dubai.
• HelenTec OyminorChannel Partner/ Reseller/ DistributorFinnish distributor located at Kelatie 25 A 9, 01450 Vantaa, Finland.
• SengaminorChannel Partner/ Reseller/ DistributorFrench distributor located at 19 Route de la Salle, Z.A.C. des Romains Sud, 74960 Cran-Gevrier, France. Phone: +33 4 50 57 18 07
• ROTOFLUX Deutschland GmbHcoreChannel Partner/ Reseller/ DistributorGerman subsidiary and regional hub at Mannheimer Landstrasse 6, D-68782 Bruehl, Germany. Phone: +49 6202.945.13.43
• Monojet Ipartechnika KFTminorChannel Partner/ Reseller/ DistributorHungarian distributor located at Raday U. 24/A, Budapest, Hungary. Phone: +36 20 475 1102
• ROTOFLUX IndiacoreChannel Partner/ Reseller/ DistributorIndian subsidiary and regional hub at No.12, Shanmugaraja street, Gandhi Nagar, Ekkattuthangal, Chennai, Tamil Nadu-600032, India. Phone: (+91) 9891308181
• EA Krakow s.c.minorChannel Partner/ Reseller/ DistributorPolish distributor located at ul.Pilsudskiego 39b, 32-050 Skawina, Poland. Phone: +48 12 276 07 70
• STONE STAMCOR (PTY) LTDminorChannel Partner/ Reseller/ DistributorSouth African distributor located at P O BOX 1352, Edenvale 1610, Gauteng, R.S.A. Phone: +27.11.4521415
• Forsteh LLCminorChannel Partner/ Reseller/ DistributorRussian distributor located at Shosse Entuziastov 56, Building 25, premise 235, 111123, Moscow, Russia. Phone/Fax: +7.495.763.96.83
• Herrekor S.L.minorChannel Partner/ Reseller/ DistributorSpanish distributor at Zamoka Lantegialdea, Oialume Bidea 25, 20115 Astigarraga, Gipuzkoa, Spain. Phone: +34.943.55.64.50
• Borin ABminorChannel Partner/ Reseller/ DistributorSwedish distributor at Spargatan 2 B, 602 23 Norrkoping, Sweden. Phone: +46.11.18.20.40
• LIS AUTOMATIC CONTROLLED CO.,LTD.minorChannel Partner/ Reseller/ DistributorTaiwan distributor at No. 35, Jingxian S. 2nd Rd., Beitun Dist., Taichung City 406, Taiwan. Phone: +886.4.2435.0252
• Fatih Otomasyon Mekatroniksist.San.Tic.Ltd.minorChannel Partner/ Reseller/ DistributorTurkish distributor at Davutpsa Cad., Guven San.Sit., D BL.NO.123, 34010 Topkapi, Istanbul, Turkey. Phone: +90.212.544.70.30
• Tom Parker LtdminorChannel Partner/ Reseller/ DistributorUK distributor at Marsh Lane Mill, Preston, PR1 1HY, England. Phone: +44.1772.25.14.05
• Double E CompanyminorChannel Partner/ Reseller/ DistributorUS distributor at 319 Manley Street, West Bridgewater, MA 02379, USA. Phone: +1.508.588.8099
• O-OKA TRADING CO. LTDminorChannel Partner/ Reseller/ DistributorJapanese distributor at Karyia Branch, 3-6-8 Siwai-Cho, 4480025 Karia City, Aichi, Japan. Phone: +81 566931980
• IMNI Enterprises LtdminorChannel Partner/ Reseller/ DistributorNew Zealand distributor at P.O. Box 172, Thames, New Zealand. Phone: +64.7.868.53.19

Scale indicators2 records

Recent moves4 records

Expansion highlights4 records

Direct peers

• Deublin: Deublin is the leading global specialist manufacturer of rotary unions and slip rings, directly competing with Rotoflux across virtually the same CNC, printing, rubber/plastics, and steel customer verticals. Its broader catalog (more product lines and global manufacturing footprint) makes it the benchmark direct peer.
• Kadant: Kadant's Johnson subsidiary manufactures rotary joints and fluid handling systems for paper, steel, and converting machinery — overlapping with Rotoflux's printing, rubber/plastics, and steel segments and providing similar leak-proof fluid transfer solutions to OEMs.
• Christian Maier GmbH: German specialist in rotary unions for machine tools and paper/printing machinery. Like Rotoflux, it focuses on leak-proof fluid transfer to rotating components, serving comparable European CNC and converting OEMs.
• GAT Gesellschaft für Antriebstechnik: GAT produces rotary unions and rotary distributors for machine tool and automation applications. It shares Rotoflux's niche focus on high-speed and multi-passage designs and competes head-to-head in the European industrial market.
• Smoothbore Rotary Joints (a brand under ITW): Smoothbore manufactures rotary unions for high-speed, high-pressure, and multi-passage applications in paper converting, steel, and machine tools. It is a direct competitor to Rotoflux in the United States and global OEM markets.

Broad incumbents

• Bosch Rexroth: Global industrial hydraulics and motion control giant. While not specializing solely in rotary unions, Bosch Rexroth supplies fluid connectors, manifolds, and rotary components into the same machine tool and factory automation customers that Rotoflux serves, often via bundled solutions.
• Parker Hannifin: Broad industrial motion and control conglomerate with significant rotary union and fluid connector offerings. Parker's scale and OEM relationships in hydraulics, pneumatics, and machine tools position it as a broad incumbent overlapping with Rotoflux's product family.
• HAWE Hydraulik: German hydraulics specialist offering hydraulic valves, cylinders, and fluid components. While not a dedicated rotary union vendor, HAWE addresses overlapping CNC/industrial machine-tool customers where high-pressure rotary fluid transfer (up to 250 BAR) is required.
• Festo: Global pneumatics and automation component giant. Festo supplies rotating/distributor components and pneumatic fluid handling products into factory automation and machine tool OEMs, overlapping with Rotoflux's higher-end rotary union applications.

Regional players

• Baruffaldi (Flender/ Siemens): Italian-origin (now part of Flender/Siemens) manufacturer of rotary distributors and mechanical power transmission products. Historically a direct competitor in rotary joints for European paper, steel, and plastics customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries3 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 ROTOFLUX