HEPD Whole Home Surge Protective Devices

Whole Home Surge Protection

HEPD Whole House devices are designed to deliver superior AC surge protection for the entire AC power system in a home. HEPDs are compact in size and are designed to protect AC wires in the home from surges that could affect home electronics and appliances not connected to surge strips.

cULus Listed to the latest UL 1449 standard, UL Type 1 SPD, CSA C22.2 No. *-M1986, C233.1-87.

  • 120/240 Vac

  • Max surge current ratings avaliable: 50 and 80 kA

  • NEMA 4X rate for indoor or outdoor applications

  • LED status indicators

  • Compatible with all brands of load centers

  • Flush Mount Kit sold separately - see table below

  • HEPD25: 3 year/$30,000 connected equipment warranty

  • HEPD50: 3 year/$50,000 connected equipment warranty

  • HEPD80: 5 year/$75,000 connected equipment warranty

HEPD Whole House Surge Protective Devices


Surge Current Rating

Cat. No.


25 kA


HEPD25MKF Flush Mount Kit


50kA Home Electronic Protective Device

50 kA


80kA Home Electronic Protective Device

80 kA


Flush Mount Kit for HEPD50/HEPD80



Plug on Neutral QO™ and Homeline™ Load Center SPDs

Plug-on Neutral QO™ and HomeLine™ Load Center Surge Protective Devices



The industry's first exclusive Plug on Neutral (PoN) Surge Protective Device (SPD). Square D™ load center PoN SPDs are a simple and quick installation. It's as easy as snap, click, done! PoN SPDs are easier to install than a standard circuit breaker. No wires are needed for installation. The PoN SPD simply plugs on to the bus and neutral bar. The surge suppressors use two-pole spaces in a QO™ or HomeLine™ load center.

US and Canadian UL® Listed as Type 2 SPD to the UL 1449 standard. Complies with requirements of NEC® Article 285, CSA 233.1-87, and CSA C22.2 No. 8-M1986 as appropriate.

  • Industry First: No wires or tools required for installation

  • Installation Flexibility: Works on Plug-on Neutral design QO or HOM loadcenters using two-pole spaces

  • Whole House Protection: 50 kA surge current capacity per phase

  • LED indicates operational status

  • Peace of mind: 5 year/ $50,000 connected equipment warranty

QO™, NQ, and HomeLine™ Load Center Surge Protective Device


Cat. No.

Plug on Neutral QO™ Surgebreaker


Plug on Neutral Homeline™ Surgebreaker


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