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Speaker Polarity Tester, FH-168 Automotive Speaker Tester Phase Meter, Audio Horn Polarity Tester Phasemeter

  • Based on 15 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Thursday, Aug 27
Order within 9 hours and 48 minutes
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Features

  • Polarity Tester: Phase Meter is used to check whether the positive and negative wiring of the speaker is correct, and to troubleshoot and test the audio system
  • Compatibility: Speaker Polarity Tester can test all speakers in all cars, such as small tweeters, door speakers, subwoofers, etc
  • Test CD: CD includes 4 signal segments, Section 1: left channel noise signal; Section 2: Right channel noise signal; Sections 3 & 4: Phase test signals
  • Usage: Put CD into the car CD player, play 1 or 2 section, and check if the left/right channel connection is correct. Play section 3 or 4, the speaker will generate a fixed frequency signal, bring the front end of the tester close to the speaker, and then press the test button
  • Usage: Green light flashes 3 times, red light flashes once indicating the speaker output positive phase (correctly connected); Red light flashes 3 times, green light flashes once indicating negative phase (reverse connection). Yellow light on indicates low battery (Including battery)

Description

Specification:Condition: NewMaterial: PlasticColor: Black + SilverSize: As Picture ShownBuilt-in Battery: 1 x 9V 220mAh batteryPackage Weight: Approx. 139g/4.9ozHow to use the tester?the CD with the package include 4 section test music.section 1: left channel noise signalsection 2: right channel noise signalsection 3: phase test signalsection 4: same as section 3Put CD into the car CD player, play 1 or 2 section, and check if the left/right channel connection is correct. Play section 3 or 4, the speaker will generate a fixed frequency signal, bring the front end of the tester close to the speaker, and then press the test button.Green light flashes 3 times, red light flashes once indicating the speaker output positive phase (correctly connected); Red light flashes 3 times, green light flashes once indicating negative phase (reverse connection). Yellow light on indicates low battery (Including battery)Package List:1 x Phase Meter1 x CD

Brand: Cunyuer


Power Source: Battery Powered


Color: Black + Silver


Min. Operating Voltage: 9 Volts (DC)


Compatible Devices: car CD players


Power Source: Battery Powered


Minimum Operating Voltage: 9 Volts (DC)


Compatible Devices: car CD players


Color: Black + Silver


Brand Name: Cunyuer


Model: Cunyuert4ogvqez0h


Manufacturer: Cunyuer


Part Number: Cunyuert4ogvqez0h


Included Components: No


Item Type Name: Multimeters & Analyzers


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Aug 27

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Easy to use. Works simple Easy to use. Works simple
Ripped the cd tracks, instructions are in the picture. Translated from Chinese. Works like it's supposed to, there is also a ray easy to get track 3 without the disc. Go to YouTube on Volunteer audios YouTube channel you can copy paste the video link into a YouTube music extractor website to get the mp3 to play on your phone by Bluetooth or USB into your radio. The track is the same track as track 3 on the cd. The video explains how to use this polarity tester. Easy to use and understand. ... show more
Reviewed in the United States on May 27, 2026 Reviewed in the United States on May 27, 2026 by MCarmer

  • As negative polarity as it gets
Garbage, don’t waste your money…either it’s wrong or every professionally assembled audio system I have is reversed.
Reviewed in the United States on June 5, 2026 by Amazon Customer

  • Works Great
Does exactly what it says it will do.
Reviewed in the United States on March 5, 2026 by zack

  • Garbage
Absolute trash
Reviewed in the United States on January 19, 2026 by James Renai

  • It comes with a cd which has no indicate what so ever!
The quality is better than others, and the reading is more precise, the down side is you have to keep one pressing the button while using!
Reviewed in the United States on September 8, 2025 by Alex

  • Wire tester
Works well for shorting out my wires
Reviewed in the United States on March 9, 2025 by MicheleH

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