4.5 out of 5
Gold Line ZM-1P Impedance Meter with Protection Relay
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Pricing Note
Product Description
Manufacturer Part Number: ZM-1P
A portable, battery operated meter useful to every sound contractor or installer, this unique instrument will make measurements on 25, 50, 70, or 100 volt line systems.
A portable, battery operated meter useful to every sound contractor or installer, this unique instrument will make measurements on 25, 50, 70, or 100 volt line systems.
Attention CA Residents: Prop 65 Warning
WARNING:
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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Customer Reviews
By Todd
Date: September 23, 2025
As described
Rating: 
[5 of 5 Stars!]
[5 of 5 Stars!]
By dwight bailey
Date: July 31, 2025
At this price, it's better to have some extra's in the tool box.
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
By David Broido
Date: July 09, 2025
Works as intended.
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
By A Customer
Date: June 14, 2025
The product was as described a got us back on the road quickly. This item was easy to install and packaged very well.
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
By dave
Date: April 15, 2025
Fixed a motorcycle at one fourth the price . An excellent replacement part.
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
By jody keith stephenson
Date: March 02, 2025
I USED THE FILTER FOR 2015 F150 ..... THEY DO NOT FIT. BUYER BEWARE. HOPEFULLY A COWORKER CAN USE THEM.
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]