SDSA type SPDs offer a simple means to bring down initial surges to manageable levels and can offer additional value in a cascaded SPD system. Square D™ brand Surgelogic™ SDSA products are compact and affordable Surge Protective Devices (SPDs) available in numerous voltage configurations. These SPDs come in single phase and three phase design. SDSA SPDs offer a simple means to bring down initial surges to manageable levels and can offer additional value in a cascaded SPD system. Their compact design allows surge suppression to be installed adjacent to power panels or directly on sensitive equipment.

The low voltage series surge protective device, (SPD) is a two-pair (four wire) module implementing three-stage hybrid technology. With ratings to 1-36VDC and 150mA to 5 Amps. The low voltage series surge protective device, (SPD) is a two-pair (four wire) module implementing three-stage hybrid technology. It is ideally suited for low voltage signal line protection in industrial environments. This SPD addresses overvoltage transients with gas tubes and silicon avalanche diodes. In addition, overcurrents are mitigated with self resettable PTC fuses which increase resistance several orders of magnitude when overcurrents are above normal levels.

Square D™ Surgelogic™ EMA Surge Protective Devices (SPDs) deliver specification grade performance for service entrance or critical branch panel applications, in a durable UL/NEMA 1 steel enclosure. Square D™ Surgelogic™ EMA Surge Protective Devices (SPDs) are designed to provide high-quality surge mitigation for a wide variety of commercial, industrial or institutional indoor applications. The EMA designs are for standard service entrance, distribution panel and critical branch panel installations. The EMA is a UL 1449 Type 1 listed device.

Square D™ Surgelogic™ EMB Surge Protective Devices (SPDs) deliver specification grade performance for service entrance or critical branch panel applications, in a durable UL/NEMA 4X enclosure. Square D™ Surgelogic™ EMB Surge Protective Devices (SPDs) are designed to provide high-quality surge mitigation for a wide variety of commercial, industrial or institutional indoor applications. The EMB designs are for standard service entrance, distribution panel and critical branch panel installations. Optional (suffix "F") EMI/RFI noise attenuation is available with some voltages. The EMB is a UL 1449 Type 1 listed device with optional UL 1283 listing for Type 2 option ("F" suffix).

The FAS120AC is a 15.5kA surge protective devices design to protect 120V single phase. The FAS120AC is a surge protective devices design to protect 120V single phase loads in point of use applications feeding sensitive electronic equipment.

The HSP121 Surge Protective Devices are series connected up to 15 amps, 120V, with an advanced three-stage hybrid, solid state power line protector. Features such as noise filtering, common mode and normal mode suppression, nanosecond reaction time, power line tracking, and compression screw terminations, make the HSP121 urge Protective Device an excellent choice in commercial and industrial applications.

Square D™ Surgelogic™ HWC Surge Protective Devices (SPDs) deliver specification grade performance for critical branch panel applications, in a durable UL/NEMA 4X enclosure. Square D™ Surgelogic™ HWC Surge Protective Devices (SPDs) are designed to provide high-quality surge mitigation for a wide variety of commercial, industrial or institutional indoor applications. The HWC designs are for standard or mission critical service entrance or distribution panel installations. The HWC is a UL 1449 Type 2 listed device with complementary UL 1283 listing.

The HWE240B Surge Protective Device is designed to protect AC distribution panel circuits or 120V power supplies feeding sensitive electronic equipment. The Surgelogic™ HWE240B Surge Protective Device is an 40kA per phase, 120/240V unit designed to protect AC distribution panel circuits or 120/240V power supplies feeding sensitive electronic equipment.

Square D™ Surgelogic™ HWG Surge Protective Devices (SPDs) are designed to provide high-quality surge mitigation for a wide variety of commercial, industrial or institutional indoor applications. Square D™ Surgelogic™ HWG Surge Protective Devices (SPDs) deliver specification grade performance for critical branch panel applications. This multi-phase surge suppression system provides surge impulse mitigation in a durable UL/NEMA 4X enclosure. These devices are designed to provide high-quality surge suppression for a wide variety of industrial or OEM applications. The HWG is a UL 1449 Type 2 listed device.

Square D™ Surgelogic™ IMB Surge Protective Devices (SPDs) deliver specification grade performance for installation in OEM service entrance or critical branch panel equipment. Square D™ Surgelogic™ IMB 300kA Surge Protective Devices (SPDs) are designed to provide high-quality surge mitigation for a wide variety of commercial, industrial or institutional indoor applications. The IMB designs are for standard or mission critical service entrance or distribution OEM panel installations. The IMB is a UL 1449 Type 1 listed device with optional UL 1283 listing for Type 2 option ("F" suffix).

Square D™ Surgelogic™ SPDE Series Surge Protective Devices (SPDs) provide robust surge suppression in a rugged UL/NEMA 4X rated enclosure suitable for installing indoors or outdoors. Square D™ Surgelogic™ SPDE Series Surge Protective Devices (SPDs) are in a compact UL/NEMA 4X rated enclosure with flexible mounting options (Bracket, DIN or nipple). Listed to be mounted in Meter-Pak Meter Centers, EZ Mains or other critical equipment. Square D™ Surgelogic™ SPDE Series SPDs provide direct Line to Neutral plus Neutral to Ground suppression at 50,000 peak Amps of surge current rating per phase.

Surgelogic Type DRSE offers single pair surge suppression for loads up to 0.15A, implementing three-stage hybrid technology. Type DRSE is a DIN rail mounted Surge Protective Device for Circuit Protection (SPD/CP) designed to help mitigate industrial low voltage data line surges.

Surgelogic Type ICSE with Active Tracking Filter (ATF) technology offers high frequency noise filter capabilities with surge protection for loads up to 30 A. Type ICSE is designed to protect critical loads in buildings or industrial facilities.

Surgelogic Type IESE with Active Tracking Filter (ATF) technology offers high frequency noise filter capabilities with surge protection for loads up to 20 A of continuous current. Type IESE is a DIN or flange mounted SPD/ATF designed to protect industrial critical loads.

EMA Replacement Modules Square D™ brand Surgelogic™ EMA SPDs products feature a design based on individual phase modules for a flexible, cost effective way to achieve superior surge suppression at every level of the electrical distribution system. Modularity results in lower life cycle costs and fast, easy service or replacement.

Surgelogic Type POESE offers surge protection on category 6 power over ethernet transmission line applications for loads up to 0.75 A. Type POESE is a Surge Protective Device for Data Circuit Protection (SPD/DCP). This module helps to protect critical video, security and computing equipment from damaging surges, transients and circulating ground currents.

Surgelogic's Type SSE offers signal pair surge suppression for loads up to 0.15 A, implementing multi-stage hybrid technology. Type SSE is a Surge Protective Device for Circuit Protection (SPD/CP) encapsulated in a stainless steel enclosure, making it suitable for use in severe environments.