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DIN Rail Surge Filter



  • In-line series protection
  • EMI/RFI noise filtering protects against industrial electrical noise
  • Compact design fits into motor control and equipment panels
  • Three modes of protection: L-N, L-PE and N-PE
  • DIN rail mount provides simple installation
  • LED power indicator


Part Number DSF20A150V
Rated Load Current (IL) 20 A
Nominal System Voltage (Un) 110 - 120 V
Max Continuous Operating Voltage (Uc) 150 VAC
Frequency 50 – 60 Hz
Max Discharge Current (Imax) 15 kA 8/20 μs L-N
15 kA 8/20 μs L-PE
25 kA 8/20 μs N-PE
Voltage Protection Level (Up) 400 V @ 3 kA
Back-Up Overcurrent Protection 20 A
Filtering -3 dB @ 62 kHz
Distribution System 1Ph 2W+G
Protection Modes All modes protected
Connection, Solid #18 – #10
Connection, Stranded #18 – #10
Mounting 35 mm top hat DIN rail
Status Indication LED
Enclosure Material UL® 94V-0 Thermoplastic
Enclosure Rating IP 20
Temperature -31 to 131 °F
Module Width 4 M
Depth (D) 2.68"
Height (H) 3.54"
Width (W) 2.83"
Unit Weight 1.54 lb
Complies With ANSI®/IEEE® C62.41.2-2002 Cat A, Cat B
Certifications CE
Standard Packaging Quantity 1 pc
UPC 78285667063

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UL, UR, cUL, cUR, cULus and cURus are registered certification marks of UL LLC.



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