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    HEAD-TO-HEAD COMPARISON

    Belkin 12-Outlet Surge Protector 3,940J vs APC UPS BE600M1 600VA Battery Backup

    We compare the Belkin 12-Outlet Surge Protector 3,940J and APC UPS BE600M1 600VA Battery Backup head-to-head on performance, features, value, and more. Here's which one wins.

    Our Pick

    Belkin 12-Outlet Surge Protector 3,940J

    Scored 9.3/10 in our testing

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    Best Overall

    Belkin 12-Outlet Surge Protector 3,940J

    Best surge protector for home use — 12 outlets, 3,940J rating, flat plug design

    Overall:9.3/10Winner
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    Best Budget UPS

    APC UPS BE600M1 600VA Battery Backup

    Best affordable UPS for networking gear and home routers — keeps internet running during outages

    Overall:9/10
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    Score Breakdown

    Belkin 12-Outlet Surge Protector 3,940JCategoryAPC UPS BE600M1 600VA Battery Backup
    9.5/10 ✓Performance9/10
    9.3/10 ✓Features8.5/10
    9.3/10 Ease of Use9.3/10
    9.3/10 Value9.3/10
    9.3/10 ✓Overall9/10

    Specs Comparison

    Belkin 12-Outlet Surge Protector 3,940JSpecAPC UPS BE600M1 600VA Battery Backup
    12 AC + 2 USB-AOutlets600VA / 330W
    3,940JJoule Rating7 (3 battery + 4 surge only)
    8ft flat plugCord~10-20 min for networking equipment
    $300K connected equipment warrantyWarranty1× USB-A charging port
    Phone/coax line protectionProtectionCompact desktop form factor

    Belkin 12-Outlet Surge Protector 3,940J

    Pros

    • + 3,940J — high protection rating for the price
    • + 12 outlets covers any desktop or AV setup
    • + Flat plug — fits behind furniture and near walls
    • + $300K connected equipment warranty

    Cons

    • − 8ft cord is good but not extendable
    • − No USB-C ports
    • − USB-A ports are slow-charge only

    APC UPS BE600M1 600VA Battery Backup

    Pros

    • + Keeps networking gear online during brief outages
    • + APC reliability — most trusted UPS brand
    • + Compact — fits in network closets and cable stations
    • + USB-A charging port included

    Cons

    • − 600VA limited — not for desktop PCs
    • − No LCD display — no load monitoring
    • − Replacing APC batteries is pricier than CyberPower

    Our Verdict

    Based on our scoring, the Belkin 12-Outlet Surge Protector 3,940J comes out on top with an overall score of 9.3/10. Belkin's 12-outlet surge protector hits the sweet spot of protection rating, outlet count, and reliability. At 3,940J, it absorbs more surge energy than most competitors at this price. The flat plug design fits behind furniture without sticking out at an awkward angle. The $300,000 connected equipment warranty is Belkin backing their protection claims with real money. Phone line and coax line protection covers signal path surges in addition to power — important for modem/router protection.

    Buy the Belkin 12-Outlet Surge Protector 3,940J on Amazon

    Read the full Best Surge Protectors 2026 guide for complete reviews of all 10 products.

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