Power Monitoring and Protection


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Power & Data Line Surge Protector HSP-121BT1RU

Power & Data Line Surge Protector


The HSP-121BT1RUP is an advanced, three-stage, hybrid solid-state power line protector. It is an in-line style surge protector designed for mounting in an enclosure or control panel to protect sensitive electronic controls from noise, surges, and spikes that are present on the power lines. The HSP-121 is UL recognized. Kele is the leading supplier of building automation products. When you need the right product, right now, count on Kele.


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QtyModelDescriptionIn StockList PriceInternet Price
HSP-121BT1RU 120VAC IN-LINE TERMINALSIn Stock366.00204.96


No accessories found
  • 120V - 15Amp hardwired
  • Automatic recovery
  • Fast response acting
  • Power line tracking
  • 3 stage hybrid design
  • UL1449 recognized

Supply Voltage:120 VAC, 60 Hz

Supply Current:15A

LED Indication:Extinguishes on overload or internal protection failure

Clamping Level Maximum 325V L-N, 350V L-G:

Clamping Category:330V L-N, 400V L-G ANSI/IEEE C62.41 1991-CAT.C1/B3

Surge Current:Maximum 10,000A

Fusing:15A slowblow (GF-15S) Blown fuse will disconnect load from power source.

Response Time:<5 ns


Operating Temperature:-3° to 186℉ (-20° to 85℃)

Dimensions:2.95"H x 5.25"W x 2.0"D (7.5 x 13.3 x 5.1 cm)

Weight:0.83 lb (0.38 Kg)

Approvals: UL 1449, UL File #E324279

Warranty :5 year


Download Additional Data

document   HSP-121BT1RU Catalog Page
document   HSP121-BT-1RU Cutsheet