Best R1234Yf Refrigerants in 2026

Infrared Leak Detector: Compared with the heated diode leak detector, the infrared refrigerant leak detector has strong anti-interference ability, faster response speed, more accurate and longer service life.

Higher Sensitivity: Adjustable sensitivity with High/Medium/Low levels and the maximum sensitivity is up to 0.14oz/yr. Meet SAE-2791 & SAE-2913 standards for automotive AC leakage detection as well as the refrigeration industry.

Detecting All Halogenated Gases: It can detect all kinds of halogen refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as R11/R22/R404a/R410a/R600a/R1234yf and Blends such as AZ-50, HP62, MP39 etc.

Upgraded 5 LED indicators reflect gas concentration.

Freon leak detector triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.

7 Adjustable Sensitivity; Maximum sensitivity is 0.21oz/yr.

❄ LARGE CAPACITY ---- A/C Oil and dye injector refrigerant tools with two snap quick coupler, 2 oz Push-in type with 1/4 oz/7.5ml---2oz/60ml. It does not depend on a working compressor to get the oil or fluorescent dye into the system, one shot may cure and save a sickened compressor caused by low oil.

❄ WIDE APPLICATION ---- AC Oil and dye injector with R134A and R1234YF low side port coupler quick snap to R134a R1234YF manifold to work on car AC systems alike. Compatible with fluorescent dyes for leak monitoring, all oil types(POE, or mineral oil) and all home office AC and car AC systems.

❄ EASY TO INSTALL ---- There are three parts, oil cylinder, check valve quick connector, manufactured for quick and easy installation. Firstly, check valve screwed onto cartridge and tightened. The inner and outer cylinders are tightened clockwise, and then a little 1/4 SAE threaded inner core is used to discharge a little air inside the blue tube.

Recalibrateable low and high pressure gauges

SAE approved hoses (72 inch blue, 72 inch red, 60 inch yellow)

Quick-connect R-1234yf couplers with shut-off valves

1. Multifunctional A/C Gauge Set, professional 4 valve automotive air conditioning diagnostic manifold gauge set will compatible with R1234YF R134A R404A refrigerants, perfect for AC freon charging, evacuation, diagnostic check and recovery work.

2. Extra large and colored dials with fahrenheit degree unit is easy to read, gauge rated 800psi (red) and 550psi (blue) max pressure. Sight glass design will help you see the flowing liquid refrigerant, when charging the refrigerant.

3. Include 4 pieces extra long 5FT and high impact hose, thickening hose body with precise valve core depressor and 45 degree bend on one end for convenient access. Hose rated 800psi max max working pressure and 4000psi burst pressure.

The Easiest Injection Method: No more fussing with messy syringes, hoses, or pressurized cans. The Leak Saver injects directly and easily into the system with a basic manifold gauge set or even easier with our Leak Shot Injection Kits. Note: for automotive systems, you will still need the standard 134A to 1/4” charging adapter. Mini-splits may require a 5/16” to 1/4” charging adapter.

More Than 3 Million Units Sold Since 2015: The Leak Saver can permanently seal small refrigerant leaks where the complete refrigerant charge is not lost within 72 hours. It’s similar to how blood in your body reacts to a cut. When a leak occurs, the Leak Saver reacts with the air and moisture at the leak site to permanently seal the leak. When used for preventative maintenance, the active ingredient circulates safely in the system to seal future leaks.

With Added UV Dye for Finding Large Leaks: Seal it or find it! If you have a leak that is simply too large for leak sealants to seal, the added UV Dye will light up brightly at the leak site when using a UV flashlight.

【R1234YF to R134a Adapter】R1234YF Low Side Quick Coupler: Low side R1234yf coupler 14 mm female x low pressure 13mm R134A quick coupler. R1234YF High Side Quick Coupler: High side R1234yf coupler 17 mm female x High pressure 16mm R134A quick coupler.

【Premium Quality】The R134A to R1234YF quick couplers are made of brass mental material, pass a strict inspection to ensure high quality and premium performance, long lasting to use. Accurate knurled grip ring for easy operation.

【No Leakage】The combination of the ball lock design and rubber seal for r134a to r1234yf adapters provides excellent sealing performance. R134a to R1234yf Conversion Kit with automatic closing function, easier and more convenient to disassemble and install.

High-precision Heated Diode Sensor: It triggers on R11/R22/R404a/R410a/R600a/R1234yf and all halogenated refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and blends.

4 Simple Buttons: It allows to fast reset, mute, power on/off, adjust sensitivity and makes LED screen visually display the leakage level and device status.

Fast Response: Warms up in the 30s and respond in 3s; 6-grade adjustable sensitivity with maximum sensitivity 0.11oz/yr.

【Certificated by SAE-J1627 and EN14624 Standards】Stop false alarms from soap bubbles solution. CLD-100 【With UV + White flashlight】, an advanced version of WJL-6000. Continuous detection mode, instantly responding to all halogenated gases (including chlorine, fluorine, bromine): [CFCs: R12, R11, R500, R503 etc.] [HCFCs: R22, R123, R124, R502 etc.] [HFCs: R134a, R1234yf, R404a, R125, R438a etc.] [HFOs: R1234 etc.] [Hydrocarbon: R290, R600a etc.] [ Blends: AZ-50, HP62, MP39, R410a etc.]

【6 Modes of Sensitivity to Reach the Best Detection】20cm flexible sensing tip with max.sensitivity of 0.21oz/yr(6gr/yr). You can manipulate the probe into the way you want to go. It's powered by 4 AAA batteries with low Battery Warning.

【The Less Warm-up Time】Warm-up time < 6s. Reset time: 2~10s. Reset function sets itself to ignore the ambient level of Halogen gas.

Multifunctional AC Gauge Set, professional automotive air conditioning diagnostic manifold gauge set compatible with R1234YF and R134A refrigerants, perfect for AC freon charging, evacuation, diagnostic check and recovery work.

Convenient 4 Valve Design, include 4 pieces extra long 5FT and high impact hose, colorful design for easy identification, red (blue) hose connect with high (low) pressure quick coupler and compressor high (low) side, yellow hose connect with cans bottle, black hose connect with vacuum pump

Complete Freon Gauge Set, come with every thing you need for a efficiently ac charging work, package include: (1) 4 way diagnostic gauge, (4) 5FT colored hose, (2) adjustable R1234YF quick couplers, (2) direct R134A quick couplers, (1) adjustable can tap valve, (2) tank adapter, (1) valve core remover

【Two-Color LED Light】The Freon tester comes with UV lamp + white flashlight. UV lamp is used with fluorescent agent, white light is suitable for illuminating dark and small places.(LED light contains battery)

【Upgraded Version of WJL-6000】WJL-6000Pro halogen leak detector is the upgraded version of the classic WJL-6000 with higher sensitivity. New upgraded LCD screen displays sensitivity level and refrigerant gas leakage level, even multiple alarm functions.

【Higher Sensitivity】7.9 inch flexible sensing tip with with higher sensitivity(up to 0.14oz/yr.) that compared with WJL-6000(0.21oz/yr), It can continuously work for 50 hours with 4*AAA batteries power supplied.

WIDELY USED：The halogen refrigerants leak detector detects all kinds of including but not limited to HVAC R22 R410A R134A CFCs HCFCs HFCs.It can be used for almost all air-conditioning refrigeration, including car and household air-conditioning and equipment refrigeration.

USEFUL：Real time sensitivity, refrigerant leak detector can be automatically adjusted to the best optimum detecting state. Flexible probe can reach to almost any awkward corners or space. More stable gas leak detector with precise ultra-low power IC design.

SPECIFICATION：The working temperatureis 0 °C ~ 52 °C(30°F to 125°F), Maximum sensitivity is 6gr/yr(halogen refrigerants).About the size :Fixed probe length: 20cm (7.87 inches),Product size :22.9 cm x 6.5 cm x 6.5 cm (9.01 x 2.56 x 2.56 inches).Electricity source need 6v DC, 4 x AAA batteries(not include).

COMPLETE SET: This complete Orion Motor Tech air conditioner servicing tool kit includes a powerful 1/3 hp vacuum pump, a manifold gauge, a leak detector, 3 hoses, a storage case, and a carry bag for easy refrigerant evacuation, recharging, and other AC repair work

SAFE AND DURABLE: The motor’s high-quality copper construction offers efficient and dependable service at a 4 cfm flow rate; the reinforced aluminum alloy casing effectively dissipates heat generated during operation and resists chemical corrosion for years of helpful use

WIDE APPLICATION: The included adapters and hoses are compatible with refrigerant systems using R1234yf to perform efficient refrigerant charging, diagnostic checking, and coolant recoveries on auto AC systems

AUTOMOTIVE LEAK DETECTION SOLUTIONS - The LEAKFINDER brand from TRACER PRODUCTS offers the brightest, most cost-effective, and efficient solution for finding AC and fluid-based vehicle leaks.

PRODUCT DETAILS - Kit includes: LF20CS AC dye syringe injector (re-usable), LF1001 1 oz (30 ml) bottle of universal AC dye, LF2001 1 oz (30 ml) bottle of oil-based dye, LF3001 1 oz (30 ml) bottle of coolant dye, LF500CS cordless, violet light LED leak detection flashlight, LF30CS R-134a hose/coupler with purge fitting

LEAK DETECTION MADE SIMPLE - Let the UV fluorescent dye circulate throughout the vehicle system. The dye escapes with the host fluid and collects at all leak sites. Use a LEAKFINDER leak detection lamp to scan and see all leaks glow brightly.

【Built-in 93 Kinds of Refrigerant Database】The upgraded Digital HVAC Manifold Gauge Set has a built-in 93 refrigerant pressure-evaporating temperature database according to the America NIST standard. Newly added 4 refrigerant types: R438A, R448A, R449A, and R452A. The manifold gauge set has the double pressure test, dual temperature test, digital readout, multi-unit switching (kPa, Mpa, bar, inHg, PSI or °C, °F ), and multi-mode function.

【Automatic Calculation of Subcooling and Superheating】The refrigeration gauges built-in 32-bit digital processing unit and high-precision data acquisition unit, high data and stability. Digital refrigerant gauges can also calculate the supercooling and superheating degree, which is convenient to read the data directly during the operation. In addition, the ac manifold gauge set tests the percentage of vacuum measurement; pressure leak measurement, and leak time speed record.

【Visualization Window & Refrigerant Charging & Vacuum Operation】Through the window of HVAC digital gauges, the charging state of the refrigerant can be directly observed, which is more convenient to operate. The HVAC digital manifold gauge set can realize vacuum operation by connecting the refrigeration equipment and vacuum pump. Note: When the gauge is turned on, there may be 10 digits in the high and low-pressure display area. At this time, press the zero button long until it returns to zero.

COMPLETE GAUGE SET: This professional AC diagnostic manifold gauge set by OMT includes a 4 way gauge, 3 color-coded hoses, 2 R1234yf quick couplers, 2 R134a & R404a quick couplers, a 1/4'' to 1/2'' adapter, and a R1234yf self sealing can tap; enjoy hassle-free setup and easy operation

PRECISION GAUGES: The high and low pressure gauges of this R1234yf ac gauge set combine the best features of dry and liquid-filled designs, with an oil-filled core resisting wear and shock and a dry dial providing better winter performance; and calibration screws and superior design provide ±1.6% accuracy

COLOR-CODED HOSES: The color-coded PVC hoses of this HVAC gauge kit have 4 reinforced layers to work with pressure up to 800 psi (burst pressure: 4000 psi

Product 1: Compact and lightweight, the RG3 features a 40 percent smaller footprint, is easy to carry, and weighs in at just 18 pounds for superior portability

Product 1: Handles almost all refrigerants - the RG3 works with all common CFC, HFC, and HCFC refrigerants including R-410A

Product 1: 1/3 HP, 115V AC, 60 Hz single cylinder, oil-less compressor is capable of recovering both liquid and vapor

[WIDE APPLICATION] Universal Can Tap fits most air conditioning refrigerant. Easy to suitable for most R12 R134a R22 R410 refrigerant Charge Hose can. The ac hose with low loss fittings good for R410a and most other refrigerants like R22, R134a, R12, R502.

[DESIGN] Freon can tap built in safety valve and leak-proof operation. Comes with strong construction and ergonomic structure for high performance during working, anti-aging and easy to install. Screw-on design for R-134a can taps. HVAC Hose designed to features with 45 degrees angle on the service port site for easier access, thread size 1/4’’ SAE male and female flare. Meet 1/4" SAE Requirement for Refrigerant Permutation.

[HIGH WORKING PRESSURE] The working pressure of R410 Refrigerant Charging hoses can get 800PSI, burst pressure 4000 PSI.

[WIDE APPLICATION] Universal Can Tap fits most air conditioning refrigerant. Easy to suitable for most R12 R134a R22 R410 refrigerant Charge Hose can.

[SIZE& CONVENIENT] The "pliers style" grip is easy to use and has a positive locking latch to insure secure engagement. Thread: 1/2" ACME Male and 1/4" SAE Male, Hole Size: 60.5mm (2-3/8”) and 68mm (2-11/16”).

[DESIGN] Freon can tap built in safety valve and leak-proof operation. Comes with strong construction and ergonomic structure for high performance during working, anti-aging and easy to install. Screw-on design for R-134a can taps. Needle-punched bottle opener, not suitable for self-sealing jars.

AFFORDABLE YET FUNCTIONAL: Elitech LMG-10 is a combination of complete functions and favorable prices. It is designed to provide HVAC customers with the best product experience and the most affordable price.

PROFESSIONAL TOOL: Monitoring the process of pressure holding and vacuum leakage test precisely with temperature compensation.

INFRARED SENSOR: With the latest and most innovative infrared sensor, its sensor life extends enormously for a maximum of 10 years without false alarms. It detects all halogenated refrigerants much more precisely than traditional corona sensors and moderate heat-diode sensors.

FAST RECOVERY – The upgraded twin cylinder refrigerant recovery machine VIVOHOME RR500 features a 1 HP 1750 rpm speed motor, it is 1 time faster than RR250; Equipped with an oil-less and air-cooled piston type compressor, the machine can recycle vapor and liquid refrigerant quickly; Also, the larger condenser helps to deliver a better cooling performance within a short time

EASY OPERATION – Comes with detailed instructions with troubleshooting, so it is easy for you to operate the machine even if you are a starter; The upgraded RR500 alsocomes with a pressure warning lamp panel, making it easier for you to observe pressure and operating conditions; Designed with 3 valves (Inlet/ Outlet/ Functional Shifting), the unit is more in line with people's usage habits

SAFETY ASSURANCE – The heavy-duty refrigerant recovery machine has a high-pressure shut-off function to ensure safe operation; When the pressure inside is above 558psi (38.5bar), the compressor will automatically shut off to reduce damage to the machine; The unit also stops working when the recovery process is complete, leaving you more time to do other things

WHAT YOU GET ----- R1234yf quick couplers and R1234YF low side quick coupler, our worry-free 12-month warranty, and friendly customer service.

Wide Compatibility: This R1234YF to R134A low side quick coupler and the high & low quick couplers adapters are suitable for R1234YF/R12 to R134A car air-conditioning AC charging and R1234yf refrigerants, AC manifold gauge, diagnostic check, recovery and evacuation work.

PREMIUM QUALITY ----- R134A to R1234YF adapter is a perfect fit adapter which is made of solid premium aluminum with good quality and strong construction,to ensure highly working performance, long lasting to use.

WJL-6000Pro halogen leak detector is the upgraded version of the classic WJL-6000 with higher sensitivity(up to 0.14oz/yr.), It can detect all kinds of halogen refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as R11/R22/R404a/R410a/R600a/R1234yf and responses spontaneously.

WJL-6000Pro Freon leakage checker is equipped with an Inner precise IC with Ultra-Low consume circuit design, providing longer working time. It can continuously work for 50 hours with 4*AAA batteries power supplied.

Freon Scale: High accuracy and resolution. Three display modes: kg, lbs and oz.

APPROVED FOR ALL AIR CONDITIONING REFRIGERANTS including A2l and A3 flammable refrigerants

Built with the safest spark-free components

Includes all hoses and couplers needed to recover, cleanse and remove the oil from R134a and R1234yf automotive A/C systems as well as an extra filter dryer for replacement

Leakage Detection System: Collects real-time data, measures the leakage level from 0 to 100. Vacuum Graph: Shows the vacuum process in real-time below 8000Pa. Auto Control: Includes intelligent control of the motor and automatic switch (On/Off). It estimates work completion time, achieving unattended operation.

Infrared Leak Detector: Compared with the heated diode leak detector, the infrared refrigerant leak detector has strong anti-interference ability, faster response speed, more accurate and longer service life. Higher Sensitivity: Adjustable sensitivity with High/Medium/Low levels and the maximum sensitivity is up to 0.14oz/yr. Meet SAE-2791 & SAE-2913 standards for automotive AC leakage detection as well as the refrigeration industry.

Detecting All Halogenated Gases: It can detect all kinds of halogen refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as R11/R22/R404a/R410a/R600a/R1234yf and Blends such as AZ-50, HP62, MP39 etc.

Halogen Leak Detector: Advanced Heated Diode Sensor: The Freon leak detector is equipped with High-precision heated diode sensor with less interference from other gases (compared to corona sensor). It can quickly identify all halogenated refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as R11/R22/R404a/R410a/R600a/R1234yf

Halogen Leak Detector: Easy to Operate：With five-key design and it allows to fast reset, mute, power on/off, adjust sensitivity, mark the peak value of leakage and makes LED screen visually display the leakage level and device status in one simple click.

HVAC Scale: High accuracy and resolution. Three display modes: kg, lbs and oz.

【Upgraded Version of WJL-6000】WJL-6000Pro halogen leak detector is the upgraded version of the classic WJL-6000 with higher sensitivity(up to 0.14oz/yr.), It can detect all kinds of halogen refrigerants including CFCs, HFCs, HCFCs, HCs, HFOs and mixed refrigerants such as R11/R22/R404a/R410a/R600a/R1234yf and responses spontaneously.

【LED Light】The Freon tester comes with UV lamp + white flashlight. UV lamp is used with fluorescent agent, white light is suitable for illuminating dark and small places.

Freon Scale: High accuracy and resolution. Three display modes: kg, lbs and oz

Meets all SAE standards for automotive AC leak detection

Infrared sensor minimizes false alarms from common under-hood chemicals

Infrared sensor with easy field replacement

【Easy to use】The length of hose is 19", come with clear gauge for viewing. R-134a quick coupler can be easily connected to the R-12 / R-22 1/4" SAE port side. Perfectly fit for R-134a, R-12, and R-22 refrigerant.

【Applicability】BPV-31 bullet piercing valve compatible with 3 different sizes of tubing: 1/4", 5/16", 3/8" (outside diameter pipes). The gauge with 3 type scale readings for R134, R12 and R22.

【High Quality】Made of corrosion-resistant metal and the hose adopted quality rubber material, high pressure resistance and sturdy

CLD-100UV【Certificated by SAE-J1627 and EN14624 Standards】Stop false alarms from soap bubbles solution. CLD-100 【With UV + White flashlight】, an advanced version of WJL-6000. Continuous detection mode, instantly responding to all halogenated gases (including chlorine, fluorine, bromine): [CFCs: R12, R11, R500, R503 etc.] [HCFCs: R22, R123, R124, R502 etc.] [HFCs: R134a, R1234yf, R404a, R125, R438a etc.] [HFOs: R1234 etc.] [Hydrocarbon: R290, R600a etc.] [ Blends: AZ-50, HP62, MP39, R410a etc.]

CLD-100UV【6 Modes of Sensitivity to Reach the Best Detection】20cm flexible sensing tip with max.sensitivity of 0.21oz/yr(6gr/yr). You can manipulate the probe into the way you want to go. It's powered by 4 AAA batteries with low Battery Warning.

SRC-200【High Accuracy and Resolution for Charging Recovery】High capacity up to 220lbs/100kg with an accuracy of ≤±0.05% of reading (Overload Detection: display FULL and Alarm to Protect Sensors). Resolution: 0.011lbs. For use with all refrigerant types and refrigerant recovery cylinder tanks.