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Home > Surge Protection Devices

Industrial Surge Protection Devices (SPDs)

ASI offers DIN rail mounted industrial surge protectors for keeping your facility safe from spikes or impulses. Check out our surge protection device price list today.

DIN Rail Surge
Protection Devices

Order Surge Voltage Protection Terminal Blocks for use in Control Circuits: High Frequency Bus System, 4-20 mA Floating Ground Analog Loop and Measuring & Control systems

Surge Protection
Terminal Blocks
for Control Circuits

Order Pluggable SPDs for use in IT Data Networks: High Frequency Signal Transmission, Universal Analog Telecommunications, Double Wire RS485

DIN Rail Surge Protection
Device Modules
for IT Data Network

Shop ASI for DIN Rail surge protection devices in 24Vdc, low voltage, 3 phase, Cat5 ethernet, tvss, data, telecom, RS485. ASI makes industrial surge protection EZ.

Industrial Ethernet
Surge Protectors

Order UL Surge Protection Devices for Solar (pv) applications for your next project. Purchase in common and Common & Differential Mode from asi-ez.com.

SPDs for Solar
(PV) Applications

Order The ASISP275-3P-WT, a 3 pole, 4 wire, 415/240 Vac DIN rail mountable modular SPD based on MOV technology,

SPDs for
Wind Turbine Applications

Order Type 1 and Type 2 PCB Mount MOV Surge Protection Modules. Available 120 Vac to 600 Vac with MOV technology for superior   protection.

PCB Mounted MOV
SPD Modules

ASI offers a wide array of Industrial Surge Protection Devices (SPDs) to protect against transient over-voltages, spikes and impulses. In industrial settings, these types of surges cause equipment damage, lockup and malfunction which will translate into expensive downtime, repair and replacement costs. To address the multitude of industry applications and requirements, please review ASI's premiere line up of products and also look at industrial surge protector devices. The full breath of the product line includes both DIN Rail Mounted and Printed Circuit Board Surge Protection Devices as follows:

UL 1449 4th Edition Recognized DIN Rail Surge Protectors, Type 4CA:
  • Industrial surge protector devices for industrial applications
  • 1, 2, 3, and 4 Pole
  • Single, Split and Wye Three Phase
  • MOV, GDT and combination MOV/GDT
  • 1, 2, 3, and 4 Pole
  • Wind Turbine Industry Devices
  • Solar Industry Devices
  • Replacement Plug Modules (MOV & GDT Technology)

DIN Rail Surge Protection Terminal Blocks for Control Circuits:
  • Measuring/Control Systems Devices
  • High Frequency Bus Systems Devices

DIN Rail Surge Protective Modules for IT Network Protectors:
  • Universal Analog Telecommunications Protectors
  • Double Wire RS485 System Protectors
  • High Frequency Signal Transmission Two Stage Protectors

UL 1449 4th Edition Recognized Printed Circuit Board Protectors, Type 1 & 2


All ASI products are fully tested, with all applicable regulatory adherences and are extremely cost-effective when compared to similar competitive products. Please review details of each variation at underlying product pages. ASI's mission is to make the selection process an EZ experience via ASI-EZ.
DIN Rail Surge Protection Device
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Automation Systems Interconnect, Inc.
4700 Westport Drive, Suite 500 | Mechanicsburg, PA 17055
REMIT-TO: P.O. Box 1340 | Mechanicsburg, PA 17055
Toll-Free: 877-650-5160 | 717-249-5581 | 717-249-5542 Fax
info@asi-ez.com | www.asi-ez.com

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