Series vs. Shunt Mode
Methods of Surge Suppression

The difference between Series and Shunt Mode technology explains the difference between Zero Surge surge suppressors and all the rest. These are actual oscilloscope traces. Look closely at the Zero Surge trace (bottom right).

Click here to download a PDF version of the below table.

Hot Wire

Ground Wire

APC Network Surge Arrest NET7 EFI PowerTrax 2000
Hot Wire

Ground Wire

Equalizer's Trace JCP&L's Trace
Hot Wire

Ground Wire

S.L. Waber Surge Sentry Model DSD Transtector SL V
Hot Wire

Ground Wire

Tripplite ISOBAR ULTRA 6 Zero Surge 8R15

For a detailed explanation of the difference between the two technologies, please see the diagrams and notes in these documents: How Ordinary Surge Suppressors Work and How Zero Surge Works.

For complete technical data on this subject, please see our PDF file*, "Series Mode Suppression or Shunt Mode? What's the Difference?" (click here).

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Zero Surge Inc. • 889 State Route 12 • Frenchtown, NJ 08825 • U.S.A.
Tel: 800-996-6696 • Fax: 908-996-7773
EMAIL: info@zerosurge.com