The Hongsen Quick Coupler Series HS-QL-1/4 / HS-QH-1/4 is designed for fast, precise, and reliable refrigerant connections in HVAC and refrigeration systems. Manufactured to meet the SAE J639 standard, these compact couplers provide convenient refrigerant flow control during charging, servicing, and maintenance.
With an adjustable opening mechanism, the couplers allow technicians to achieve precise refrigerant filling while their compact design supports easy handling and installation. They are a practical choice for HVAC technicians, refrigeration professionals, and HVACR suppliers in the UAE.
The Hongsen Quick Coupler Series is designed with compatible adapter and charging hose connections for convenient refrigerant servicing. The HS/R410A adapter supports R134a applications, while the black charging hose features a 1/4 SAE connection, providing a secure and practical connection for HVAC and refrigeration maintenance.
HS/R410a adapter: R134a
HS/Black charging hose: 1/4SAE
The HONGSEN Manifold Gauge HS-DVS60/HS-D480 delivers high-precision digital pressure readings for HVAC and refrigeration servicing. Its anti-collision design, foldable hook, and ball valve structure provide durability and convenient handling. The explosion-proof liquid indicator enhances visibility and supports safer pressure monitoring during service work. Ideal for refrigerant charging, pressure testing, system diagnostics, and HVAC maintenance applications.
Features
High-precision digital display
Anti-collision design
Foldable hook
Explosive-proof liquid indicator
Foldable Hook
Ball Valve Structure
The Hongsen Nitrogen Testing Pressure Gauge – HS-NG is designed for monitoring pressure during refrigeration system leak testing, nitrogen charging, and piping maintenance. It provides technicians with a clear pressure indication when testing different refrigerant systems and when using nitrogen for cleaning and protecting welded refrigeration pipes.
Its compact ball valve allows easy and precise pressure control, while different connector options provide flexibility for various system and service requirements. The red pointer can also be used to mark and retain the input pressure, making it easier to monitor pressure changes during testing.
The Hongsen Manifold Gauge HS-370 is a professional digital HVACR service tool designed for accurate pressure and temperature measurement in air conditioning and refrigeration systems. Its high-precision data acquisition unit provides stable readings, while the dual-channel temperature measurement supports convenient system diagnostics.
With a built-in database covering 89 refrigerant types, multi-mode operation, and an easy-to-read backlit display, the HS-370 is suitable for refrigerant charging, system testing, maintenance, and HVACR diagnostics. Its durable aluminum alloy valve manifold, explosion-proof sight glass, and rugged housing make it a practical choice for HVAC technicians and refrigeration professionals in the UAE.
The Hongsen Pressure Gauge is designed for accurate and reliable pressure monitoring in HVAC, air conditioning, and refrigeration systems. Its no-flutter gauge design helps provide stable readings, while the front calibration access port allows convenient adjustment when required.
With customizable options for refrigerants, pressure units, and temperature units, the gauge can be configured for different HVACR applications. It is a practical solution for HVAC technicians, refrigeration professionals, and HVACR suppliers in the UAE.
The Hongsen HS-260A-0A Manifold Gauge Set is designed for HVAC and automotive air-conditioning technicians who need reliable pressure measurement during refrigerant charging, system diagnosis, and AC servicing. It combines a high-precision glycerin-filled gauge with an anti-collision design to support regular field use.
The set includes high- and low-side automotive A/C service quick couplers, making connection to compatible service ports more convenient. It also comes with 3000 PSI burst-rated R/Y/B charging hoses manufactured to SAE J2196, providing dedicated hoses for connecting the manifold to the refrigeration or A/C system during service procedures.
The HS-260A-0A is suitable for common HVAC and refrigeration service tasks, including:
The Hongsen KM Diaphragm Hand Valve is a manually operated stop valve designed for refrigeration, cold storage, and air conditioning systems. It can be installed on liquid, suction, and hot gas lines to provide convenient manual control of refrigerant flow during system operation and servicing.
The valve uses a dual stainless steel diaphragm design for reliable sealing and features an elastic valve port seal for smooth closing. Its protective bonnet helps reduce exposure to water and dust, while the valve stem allows the opening position to be adjusted quickly between fully open and half open.
The Hongsen Oil Filled Vacuum Pressure Gauge is designed for accurate pressure and vacuum monitoring in HVAC and refrigeration systems. Its oil-filled construction helps improve gauge stability by reducing the effect of vibration and pulsation, making it suitable for demanding refrigerant servicing and maintenance applications.
With a clear display and reliable pressure monitoring, this gauge is a practical tool for HVAC technicians, refrigeration professionals, and HVACR suppliers in the UAE.
