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20 Best R134A Leak Detector Harbor Freight of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best R134A Leak Detector Harbor Freight of 2023. Check our ranking below.

2,170 (random number) Reviews Scanned

SaleRank No. #1

Aprvtio Refrigerant Leak Detector with LED Light, Halogen Leak Detector Freon Gas Leakage Tester HVAC Air Condition R22 R410A R134A R1234YF CFCs HCFCs HFCs Indicator WJL-6000PRO Freon Sniffer

【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.
【Visualization of leakage levels】The new upgraded LCD screen will display the leakage level of refrigerant gas. In addition, adjust the sensitivity by pressing the button, LCD screen will display sensitivity level.
【Multi-Alarms】The audible and visual display alarms in the leakage tester can easily help you to locate where the leakage is. Once leaking gas is detected, the beep frequency will increase. The more gas leaked, the quickly the buzzer beeps, at the same time, the LCD screen displays the leakage level.

SaleRank No. #2

Certified A/C Pro Car Air Conditioner Leak Detector Dye, Detection UV Dye Detects Leaks in R-12 and R-134A Condition Systems, 1 Oz, InterDynamics

Contains four one quarter ounce applications of universal air conditioning system UV leak detection dye
Can be used in all R-134a R-12 and R-22 systems
Compatible with all PAG ester and mineral based refrigerant oils
Meets SAE J2297
Helps locate leaks

Rank No. #3

Xetron HVAC Refrigerant Leak Detector with UV LED,Automotive AC [R134A R410A R22 R1234YF] Freon Sniff Halogen Gas Leak Detector, 6 Adjustable Sensitivity, CFCs HCFCs HFCs HFOs 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.]
【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.
【Automatic Zero-Point Calibration with Visual and Audible Alerts】It starts to BEEP and FLASH REGULARLY after being turned on in the flesh air, any leak above zero will be detected. Closer it reaches to halogen leak, more rapidly it beeps and flashes. 【Heated Diode CLD-200 ASIN: B09Q13XDZN, Infrared CLD-300 ASIN: B09Q5MVSHQ CAN MUTE ALARM】. Automatic circuit focus on the change of halogen to avoid false alarm.
【Effortless Support by Contacting Us】No risk, one-year coverage, and continuous customer assistance.

SaleRank No. #4

Elitech WJL-6000 Freon Leak Detector Halogen Gas Tester HVAC Refrigerant AC Sniffer R22 R410A R134A

[All Halogenated Gas] Freon leak detector triggers on R22, R134A, R404A, R410A, R1234YF and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
[7 Adjustable Sensitivity] Turn the knob to open and choose the sensitivity level. Maximum sensitivity up to 0.21oz/yr, which is enough to self -check auto AC or air conditioning and other.
[Multiple Indicators] Equipped with Audible and Visual gas leakage indicators and dual battery indicators.
[Turn On and Use] The electronic refrigerant leak detector response within 3 seconds. Warm up in 6 seconds, the shortest time in gas detectors.
[7.9-inch probe] A flexible probe allows detections in difficult and hard-to-reach areas. 24/7 US Technician Support via Email and Phone.

Rank No. #5

Refrigerant Leak Detector, Aprvtio ALD-200 Freon Leak Detector, Freon Sniffer Automotive Halogen Gas Leak Detector for R134A R410A R22 R1234YF R600a R290 CFCs HCFCs HFCs HCs HFOs

【High Sensitivity and Adjustable】3 modes of sensitivity with maximum sensitivity up to 0.14oz./yr. You can increase or decrease the sensitivity to find the leak in different situations. 16 inch sensor probes that allows you to reach hard-to-reach areas.
【Audible & Visual Alarm with Mute Function】When the leakage is detected, the refrigerant leak detector screen will show the leakage level, and more rapidly it beeps. Press the MUTE button to turn on/off the buzzer.
【User-friendly Design】 Reset Function of the freon leak detector allows you to identify leaks without the false positives of the background concentration. Peak function records the max. value of leaks. The built-in 3000mAh rechargeable battery of the freon tester is more environmentally friendly and provides continuous 6 hours working time.
【Detecting All Halogenated Gases】[CFCs: R12, R11, R500, R503 etc.] [HCFCs: R22, R123, R124, R502 etc.] [HFCs: R134a, R404a, R125, R438a etc.] [HFOs: R1234 etc.] [HCs(Hydrocarbon): R290, R600a etc.] [ Blends: AZ-50, HP62, MP39, R410a etc.]
【Worries Free Gas Detector 】We offer one-year warranty for the Halogen leak detector. If you have any questions, please contact us and see more product information on the details page.

SaleRank No. #6

Elitech HVAC Refrigerant Leak Detector 10 Yrs Infrared Sensor Life Halogen Freon Sniffer, Air Conditioning Detection, Automotive Gas Finder, R22 R410A R134A R1234YF CFCs HCFCs HFCs, ILD-300

10 Years Infrared Sensor Lifetime: Elitech independently developed the latest infrared sensor, greatly extending the sensor life up to 10 years; compared to traditional sensors, the results are also more accurate for all halogenated refrigerants.
TFT Screen: First leak detector with a TFT screen that gives more clear and easy readings on sensitivities, leakage alerts, battery levels and other key info during operations.
Higher Sensitivity: Adjustable sensitivity with High/Medium/Low levels and the maximum sensitivity is up to 0.1oz/yr.
Quick Operation: The two corresponding buttons on the front allows quick adjustment to sensitivities or to mute buzzer directly, very easy to operate.
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. and response within 1s. We offer 7*24 services and a one-year warranty for the gas leak detector.

Rank No. #7

Elitech WJL-6000S Freon Leak Detector Halogen Refrigerant Tester AC Leak Sniffer R22 R410A R134A R1234YF

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.
Response within 3 seconds; Warm up in 6 seconds; Audible alarm and low battery indicator.
A flexible probe around 7.9-inch allows detections in difficult and hard-to-reach areas. 24/7 US Technician Support via Email and Phone.

SaleRank No. #8

Freon Leak Detector, WJL-6000 Refrigerant HVAC Leak Detector, Halogen Gas Sniffer, Halogen Leakage Tester Checker R134a R12 R22 R600a

Freon leak detector triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.
High Sensitivity detecting refrigerants up to 5g/yr. Fixed Probe Length:20cm
Response within 3 seconds; Warm up in 6 seconds.
Corona Type Leak detector sensor. Powered by: 4 x AAA 1.5 V batteries (batteries not included in the package)
Dual-color visual display of battery voltage. TIPS: Any problem, please contact us and our professional after-sale team will stand by here to assist you.

Rank No. #9

Refrigerant Gas Leak Detector, Simbow LD-200 Halogen Leak Detector, Freon Detector and Leakage Tester with Rechargeable Battery for HVAC, Car, Refrigerator R22 R410A R134A

【Detecting All Halogenated Gases】[CFCs: R12, R11, R500, R503 etc.] [HCFCs: R22, R123, R124, R502 etc.] [HFCs: R134a, R404a, R125, R438a etc.] [HFOs: R1234 etc.] [HCs(Hydrocarbon): R290, R600a etc.] [ Blends: AZ-50, HP62, MP39, R410a etc.]
【Visual & Audio Gas Alarm】When the leakage is detected, the refrigerant leak detector screen will show the leakage level, and more rapidly it beeps. Press the MUTE button to turn on and off the buzzer.
【Batteries Included & Easy to Use】 3 modes of sensitivity with maximum sensitivity up to 0.14oz./yr. 16 inch flexible stainless steel sensing tip.The built-in 3000mAh rechargeable battery of the freon tester provides continuous 6 hours working time.
【Reset Function with Peak Recording】 Reset Function of the freon leak detector allows you to identify leaks without the false positives of the background concentration. Peak function records the max. value of leaks.
【Friend for the Air Conditioner】With included storage box, the freon sniffer is easy to carry and store. It is a great tool for HVAC technicians. We offer one year warranty and lifetime customer service for the ALD-200 ac leak detector.

SaleRank No. #10

Tallew Refrigerant Leak Detector with LED Light Auto Air Conditioner Tool Test Detection Kit Halogen Gas Leakage Tester 68 Flashlight UV Protective Glasses

Ideal Combination to Use: the package comes with 3 pieces of air conditioning leak detection tools (battery not included), comprehensive enough to meet your using and testing demands in daily life
Refrigerant Gas Leakage Tester: the refrigerant leak detector can respond to refrigerant in 3 seconds once you start it up for 6 seconds, easy to operate; Moreover, you will be satisfied with its nice sensitivity (0.21 oz/yr) and low power consumption circuit, suitable for testing R22, R134A, R404a, R410A and various halogenated refrigerant
Nice Practicality and Portability: the auto air conditioner leak detector tool is mainly made of aluminum, inserted with 68 LED lights, able to illuminate what you want at a distance of approx. 300 meters, driving the dark away; You can easily carry the tool with you wherever you want to go at night (hanging loop included), such as running, camping, climbing, cycling and so on
Useful Protective Glasses: the UV protective glasses are made to suit most people, which can keep your eyes from stains, sand, strong light and other debris, helping you a lot in gardening, cleaning, woodworking, cycling and so on
Extensive Usages in Life: except for testing fluid or gas leakage, the refrigerant leak detector can also help you test stamps, driving license, cars, motors, etc., bringing you lots of convenience

Rank No. #11

Simbow Freon Leak Detector with LED Light, [2021 Upgrade] Refrigerant Halogen Leak Detector Portable R134a R410a R22a R600a R290 CFCs HCFCs HFCs Tester Air Conditioner Detection Tool HVAC

The Freon tester comes with UV lamp + flashlight. UV lamp is used with fluorescent agent, white light is suitable for illuminating dark and small places.
7 Adjustable Sensitivity; Maximum sensitivity is 0.21oz/yr. Response within 3 seconds; Warm up in 6 seconds.
Audible and visual gas leakage indicators and Dual-color visual display of battery voltage
Freon Leak Detector powered by 4*AAA Batteries(NOT included), Flashlight includes battery.
A flexible probe around 7.9-inch allows detections in difficult and hard-to-reach areas and triggers on R22, R134A, R404a, R410A and all halogenated refrigerants including HFCs, CFCs,HCFCs and blends.

Rank No. #12

4 ALLTECH WJL-6000 pro Freon Refrigerant Halogen AC Leak Detector with UV LED Spotlight and Case R22 R134A A/C System Diagnose Tool

Equipped with a 2-Modes spotlight (blue and white LED light), allowing you to work under dark circumstances
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 (6g/yr).
Internal high precision and stabilivolt IC, ultra-low power consumption, more stable operation, longer battery life,audible and visual gas leakage indicators and dual battery indicator. Bi-Color indication for batter and voltage.
A flexible probe around 7.9-inch allow detections in difficult and hard-to-reach areas.

SaleRank No. #13

Orion Motor Tech AC Vacuum Pump and Gauge Set, with 4CFM Vacuum Pump, Leak Detector, 3 Hoses Quick Couplers, Puncture and Self-Sealing Can Taps, AC Vacuum Pump Kit for R134a R12 R22 R502 Refrigerant

EFFECTIVE SERVICE SET: This professional ac recharge kit by Orion Motor Tech includes a powerful 1/3 hp vacuum pump, 3-way manifold gauge, a leak detector, R134a self-sealing & puncture-style taps, R134a quick couplers, the necessary lubricating & absorptive pump oil, and 3 hoses for easy refrigerant evacuation, recharging, and other automotive AC repair work
DURABLE VACUUM PUMP: The motor’s high-quality copper construction offers efficient, dependable, and quiet 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 quality use
HELPFUL ACCESSORIES: This vacuum pump and gauge kit comes with an SAE adapter to allow use with 1/4", 3/8", and 1/2" hoses, 2 quick couplers and 2 taps for immediate use with self-sealing and puncture style R134a cans, and a durable case and bag to keep everything organized for storage and transport
WIDE APPLICATION: The included AC gauges are compatible with a wide range of refrigerants, including R134a, R12, R22, and R502, making them perfect for many different vehicle HVAC systems
1 YEAR WARRANTY: Get right to work evacuating and recharging your vehicle AC systems with this Orion Motor Tech ac vacuum pump and gauge set, reassured by its strong warranty and Orion Motor Tech's usual friendly 24/7 customer service!

Rank No. #14

FJC 9140- R134a Stop Leak w/ Red Leak Detection Dye for MVAC systems in a 3oz Self Sealing Container

Rank No. #15

Simbow Refrigerant Leak Detector with Two Color LED Light, WJL-6000PRO Freon Leak Detector, Halogen Gas Leakage Tester HVAC Air Condition R22 R410A R134A R1234YF CFCs HCFCs HFCs Higher Sensitivity

【Two-Color LED Light】The Freon tester comes with UV lamp + flashlight. UV lamp is used with fluorescent agent, white light is suitable for illuminating dark and small places.
【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.
【Visualization of leakage levels】The new upgraded LCD screen will display the leakage level of refrigerant gas. In addition, adjust the sensitivity by pressing the button, LCD screen will display sensitivity level.
【Multi-Alarms】The audible and visual display alarms in the leakage tester can easily help you to locate where the leakage is. Once leaking gas is detected, the beep frequency will increase. The more gas leaked, the quickly the buzzer beeps, at the same time, the LCD screen displays the leakage level.

Rank No. #16

Lichamp AC Leak Detector Kit Automotive, Refrigerant Freon Leak Detector with AC UV Light and Protective Glasses, LB01

3-in-1 A/C Leak Detector Tool Kit: Helps to check out automotive air conditioner freon leak locations. Inlcude 1 x freon leak tester (4*AAA batteries NOT INCLUDE), 1 x UV Flashlight (6*AA batteries NOT INCLUDE), 1 x UV protective glasses
Freon Leak Detector: Professional freon leak detector triggers on R410A R134A R1234YF R12 R22 R502 and all chlorinated refrigerants including HFCs, CFCs, HCFCs and blends
Ultra High Sensitivity: Equipped with flexible probe around 7.9-inch allows detections in difficult and hard-to-reach areas. Fast response within 3 seconds and warm up in 6 seconds. Upgarde 7 sensitivity level with 0.21 oz/yr. max sensitivity
Ultra UV Flashlight: Professional grade Ultra intensity 385-395 nm with 100 top quality LED uv flashlight helps you to find ac system leak-position EVEN in garage or outdoors.The lighting time up to 20 hrs
Nonslip Design: Ultraviolet flashlight is premium aluminum construction with anti abrasive surface treatment, non-slip textured grip, lanyard useful either to wrap wrist or belt loop. IP44 waterproof & dustproof protection class

Rank No. #17

Orion Motor Tech AC Vacuum Pump and Gauge Set, 4 Way AC Gauges and 4 cfm HVAC Vacuum Pump with Leak Detector 5FT Hoses Couplers R410a Adapters, Puncturing & Self Sealing R134a Can Taps AC Recharge Kit

Professional Auto AC Service Set: This comprehensive auto AC vacuum pump and gauge set by Orion Motor Tech includes a powerful 1/3 hp vacuum pump, a 4-way manifold gauge, a leak detector, R134a can taps, R134a quick couplers, R410a adapters, vacuum oil, and 4 hoses for easy refrigerant evacuation, recharging, and other AC repair work.
Efficient Vacuum Pump: Equipped with a robust all-copper motor, this AC vacuum pump ensures efficient evacuation at a 4 cfm flow rate. Its reinforced aluminum alloy casing effectively dissipates heat, resists corrosion, and brass-fitted tethered safety caps prevent oil leaks during transport.
High Accuracy Gauge Set: The AC manifold gauge provides real-time monitoring of your coolant's condition with exceptional ±1.6% accuracy. The durable charging hoses are color-coded for easy use and are constructed with four reinforced layers to withstand daily pressures of up to 800 psi (with a burst pressure of 4000 psi).
User-Friendly Designs: Efficiently manage heat with the built-in cooling fan, monitor oil levels easily with the sight glass, and ensure swift oil emptying through the bottom drain valve. Includes 0.26 qt. of vacuum oil for added convenience.
Wide Application: This A/C vacuum pump kit is compatible with various refrigerants, including R134a, R22, and R410a, making it perfect for both indoor and auto HVAC systems. Stay organized during storage and transport with the durable case and bag.

Rank No. #18

Nikauto Auto Air Conditioner Flashlight Leak Detector Tool Car AC Leak Test Flashlight UV Protective Glasses

The leak detector flashlight wide range of applications
High accuracy
Easy to use
Long-term effective
Pollution-free, environmentally friendly

Rank No. #19

Wale&Morn Upgrade WJL-6000PRO Refrigerant Leak Detector with LED light for Halogen Gas Leakage, Air Condition Freon Gas Leakage Tester with Indicator Light HVAC R22 R410A R134A R1234yf CFCs HCFCs HFCs

【Upgraded Version of WJL-6000】WJL-6000Pro Refrigerant Leak Detector is the upgraded version of the classic WJL-6000 with higher sensitivity. New upgraded LCD displays sensitivity level and refrigerant gas leakage level, even multiple alarm functions.Meanwhile it has auto calibration function.
【Higher Sensitivity and Two Calibration Functions】Higher sensitivity(up to 0.11oz/yr) vs WJL-6000(0.21oz/yr).It also can has the function of auto calibaration to adapts to new concentrations.You can also manually set a new sensitivity to sense the environment, which is a unique feature of the product.It can continuously work for 50 hours with 4*”AAA” (not include) batteries power supplied.
【Visualization of leakage levels】The new upgraded LCD screen will display the leakage level of refrigerant gas. In addition, adjust the sensitivity by pressing the button, LCD screen will display sensitivity level.
【Double-Alarms】The audible and visual display alarms in the leakage tester can easily help you to locate the leakage place. Once leakage is detected, the beep frequency will increase. The more gas leaked, the quickly the buzzer beeps, at the same time, the LCD screen displays the leakage level.The LED light help you find leak source quickly.
【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//R1234yf/R134a and Blends such as AZ-50, HP62, MP39 etc. and response within 3 seconds. We offer 7*24 services and a one-year warranty for the gas leak detector.

Rank No. #20

IDQ R-134a Automotive Refrigerant With UV Leak Detector (12.3 ounces)

For factory installed and retrofitted R-134a automotive air conditioning systems
Contains single application of UV leak detection dye
Professional grade
Meets SAE J2297
Helps identify leaks in the system

Last update on 2023-08-14 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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FAQ:

Q: How much is 12 oz of R134a refrigerant?

A: 12 oz. R134a Refrigerant. (156) Write a Review. Johnsen’s 12 oz. R-134 refrigerant for use in all factory installed and/or retrofitted R-134A A/C systems. $649. Compare to. NAPA NFR ZX3012 at $7.99 Save 18%.

Q: How many alarm levels does this refrigerant/gas leak detector have?

A: Featuring 7 sensitivity and 18 alarm levels, this electronic refrigerant/gas leak detector recognizes most gases that contain chlorine, fluorine or bromine – also known as halogen gases.

Q: What is johnjohnsen R-134a?

A: Johnsen’s R-134a is proudly made and packaged in the USA for use in all factory installed and/or retrofitted R-134A auto A/C systems. It comes with a standard ACME threaded cap for use with simple screw on charge hoses and professional technician air conditioning manifold gauge tools.