OTSA Cooling Systems

What OTSA Cooling Systems does

OTSA Cooling Systems (legal entity OT-SA Otomotiv San. ve Tic. Ltd. Şti.) is a privately held Turkish automotive component manufacturer founded in 1980 in Istanbul. The company designs and produces viscous fan clutches (viskoz fan termikler) and complete engine cooling system solutions in mechanical, electronic-controlled, pneumatic-controlled, and bi-metal controlled variants. Operations are vertically integrated across in-house aluminum die casting (components from 100g to 6kg), CNC machining, electronic coil winding, mechanical assembly, dynamic fan-blade balancing, OEM-standard functional testing, and packaging, executed on automated equipment at the Kartal/Istanbul headquarters and a Balıkesir Organized Industrial Zone manufacturing plant. Revenue is generated through two B2B channels — direct OEM/OES supply to vehicle manufacturers and aftermarket distribution — with no public pricing disclosed and sales conducted on a quote basis. The customer base spans Turkish OEMs (Otokar, Karsan, TEMSA, Anadolu Isuzu, ASKAM, Güleryüz), international OEMs (Chrysler, Iran Khodro), and aftermarket distributors across 55 countries, supported by an interactive online catalog searchable by vehicle brand and OEM part number. OTSA holds IATF 16949:2016, ISO 9001:2015, GOST, and EAC certifications, and maintains 644+ distinct product codes covering passenger cars, light and heavy commercial vehicles, buses, minibuses, and off-highway / industrial equipment including construction, agriculture, mining, generators, and compressors.

Name

OTSA Cooling Systems

Legal name

OT-SA OTOMOTİV SANAYİ VE TİCARET LİMİTED ŞİRKETİ

Website

https://ot-sa.com

Company type

Private

Founded year

1980

Operating status

Operating

Headcount range

51–100 employees

Short description

OTSA Cooling Systems is a privately held Turkish manufacturer founded in 1980 that produces viscous fan clutches and complete cooling system solutions for global automotive OEMs/OES and aftermarket distributors across 55 countries.

Ownership category

akta.pro rank

Product category

Automotive Cooling Systems

NAICS

Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413)

SIC

Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564)

akta.pro primary industry

Automotive Coolant & Refrigerant Circuit Components (Pumps/Valves/Reservoirs/Expansion Devices) (IMACALAE)

akta.pro secondary industry

Automotive Heat Exchangers Manufacturing (Radiators/Condensers/Evaporators/Heater Cores) (IMACALAC)

Keywords

• Viscous fan clutches
• Engine cooling systems
• OEM automotive parts
• Aftermarket cooling
• Automotive thermal management

Headquarters

HQ city

Kartal

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. OEM / OES Supply: OTSA supplies viscous fan clutches and complete cooling system solutions as a first-tier supplier to OEM (Original Equipment Manufacturer) and OES (Original Equipment Supplier) customers for new vehicle production programs. This includes both direct OEM supply contracts and aftermarket OES distribution.
2. Aftermarket Sales: OTSA distributes its viscous fan clutch products through the automotive aftermarket channel, serving replacement part需求 for vehicles already in use across 55 countries.

Go-to-market motion3 records

Distribution channels2 records

Marketing channels3 records

Core offering

OTSA Cooling Systems manufactures viscous fan clutches (fan thermics) and complete cooling system solutions for automotive OEMs and the aftermarket. The portfolio covers mechanical, electronically controlled, pneumatically controlled, and bi-metal controlled variants, alongside radiator plastic fan blades, complete fan thermic sets, and expansion tanks, serving passenger cars, commercial vehicles, buses, and off-highway applications.

Product overview

OTSA Cooling Systems is an automotive cooling system manufacturer offering viscous fan thermics and complete cooling system solutions. The product portfolio centers around viscous fan clutches and thermic units (Fan Termikler) available in multiple control types: mechanically viscous, electronically controlled, pneumatically controlled, and bi-metal controlled variants. Supporting products include radiator plastic fan blades, fan thermic complete sets, expansion tanks, and auxiliary cooling system components. The company serves both OEM/OES and aftermarket segments across passenger vehicles, light commercial vehicles, heavy commercial vehicles, buses, minibuses, and off-highway equipment including construction, agriculture, and mining machinery, as well as industrial compressors and generators. With over 500 product variants catalogued, OTSA positions itself as a complete cooling system solution provider rather than a single-product company.

Differentiator

Problem solved

Functional benefit

Products and services

• Viscous Fan Thermics (Fan Termikler)

Quantifiable outcome

• 50+ countries, 500+ product varieties, 259 customers served globally
• +1 more outcomes

Named customers9 records

Segments6 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators8 records

Recent moves12 records

Expansion highlights6 records

Market position

Competitive moat5 records

Key highlights7 records

Customer concentration

• Xx.com/OtsaOfficial
• Facebookfacebook.com/OtsaOfficial
• LinkedInlinkedin.com/company/otsaofficial

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

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 OTSA Cooling Systems