VAC International
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VAC International Cooperation Limited
🇨🇳 China
1979More than 10000 peopleManufacturer/Trading CompanyHigh capacity factory
Established brand
Large enterprise group
Own brand
Shipments
3
Key market
Asia
Description
VAC International Cooperation Limited, established in 1979, is a leading manufacturer and trading company based in Ningbo, China, specializing in the research, development, and production of air curtains. With over 10,000 employees and four manufacturing bases, VAC is recognized as China's largest air curtain supplier, holding the top position in both domestic sales and export volumes. The company offers a wide range of air curtains, including industrial, cold room, metal economical, PTC heated, enhanced powerful hot, compact, centrifugal, deluxe, and heavy-duty models. VAC has developed 50 types of air curtains and holds 35 patents, demonstrating a strong commitment to technological innovation. Quality is ensured through a unique Incoming Inspection Factory where 500 employees conduct 100% inspection of incoming AC components. VAC operates as a contract manufacturer and has established a global sales and service network in over 100 countries and regions, exporting to markets including Canada, USA, Mexico, Brazil, UK, France, Russia, Australia, and India.
PTC Heated Air Hot Thermal Air Curtain (BAC08078)$89
Centrifugal Air Curtains$75
Air Curtains
Enhanced Powerful Hot Air Curtains (BAC08079)$89
Cold Room Air Curtains (BAC08055)$85
Industrial Heavy Duty Air Curtains (0001029)$120
Metal Economical Air Curtain ( 002)$50
Compact Vac Air Curtain$48
Valve Audio Connexion, LLC
🇨🇳 China
1992Fewer than 5 peopleTrading CompanyEstablished brand
OEM manufacturer
ODM manufacturer
Low MOQ
Shipments
206
Key customer
LECI
Key market
🇮🇳 India
Description
Valve Audio Connexion, LLC is a specialized import and export company based in Changsha, China, dedicated to the vacuum electronic industry since its founding in 1992. The company serves as a strategic bridge between Chinese technical forces and the international market, focusing on the promotion, design, and distribution of high-quality vacuum electronic products. Their extensive product portfolio includes vacuum electron tubes, triodes, tetrodes, vacuum capacitors, and vacuum relays, as well as tube sockets, tube amplifiers, and high-power ceramic capacitors. These components serve various industrial applications, including high-frequency heating, wood processing, shoe manufacturing, and professional audio systems.
As a trading company with deep connections to leading manufacturers such as Jingguang and Huaguang, Valve Audio Connexion also engages in product development to meet specific market requirements. Their technical expertise extends to specialized equipment like Rofin slab laser system triodes and industrial RF application oscillator triodes. Beyond sourcing, the company has demonstrated manufacturing capabilities for specific industrial components like electric pipes used in drying processes. With over three decades of experience, Valve Audio Connexion maintains a consistent international trade presence, cooperating with distributors and OEMs across multiple regions including North America and Asia to provide competitive pricing and professional technical support.
(ITL3-1) Air-Cooled Medium-Power High-Frequency Heating Vacuum Electron Tube Triode$500
(ITK3-1) Water-Cooled Medium-Power High-Frequency Heating Vacuum Electron Tube Triode$500
(ITK15-2) Forced Air & Water-Cooled Medium-Power RF Oscillation Amplifier Vacuum Electron Tube Triode$1900
(CTK12-1) High-Frequency High-Poer High-U Water-Cooled Vacuum Electron Tube Power Amplifier/ Oscillator Triode$1800
(CTK12-4) High-Frequency High-Poer High-U Water-Cooled Vacuum Electron Tube Power Triode$1900
(CTK25-4) High-Frequency High-Poer High-U Water-Cooled Vacuum Electron Tube Power Triode$5100
(RS3026CL) Forced-Air-Cooled Medium-U High-Frequency Industrial RF Application Vacuum Electron Tube Triode$1400
(RS3060CJ) Water-Cooled Medium-U Industrial RF Heating Vacuum Electron Tube Triode$3500
(RS3021CJ) Water-Cooled Huttinger Hf-Generator Vacuum Electron Tube Triode$900
(RS3041CJ) Water-Cooled Medium-U High-Frequency Industrial Heating Vacuum Electron Tube Triode$2100
(RS3080CJ) Water-Cooled Industrial RF Heating Vacuum Electron Tube Triode$4200
(RS3060CL) RF Dryers for Loose Stock, Tow/Top Sliversand Yarns in Hanks Triode$3500
