MPS Industries, Inc.
  • HWI57A2 Series High Current Fixed Inductors for Inverter Systems
  • High current inductors ideal for use in PV Inverter, String Inverter, Bidirectional Inverter applications
  • Inductance range from 13 microhenries to 320 microhenries and current rating over 200 Amps
  • Flat wire coil minimizes losses 
  • Superior thermal management and significantly reduced size and weight compared with conventional toroid designs
  • Custom Design Available up to 500A current for inverter systems 20kW and up
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Item #

Inductance (±15%)

Maximum Direct Current (DC) Resistance

SRF (Typ)

Isat (Typ) 10% drop

Isat (Typ) 20% drop

Isat (Typ) 30% drop

Irms (Typ) 20ºC rise

Irms (Typ) 40ºC rise

N/A 13 µH N/A 0.75 mOhm N/A 12 MHz N/A 110 A N/A 164 A N/A 212 A N/A 134 A N/A 202 A
N/A 20.0 µH N/A 1.15 mOhm N/A 5.0 MHz N/A 88 A N/A 130 A N/A 190 A N/A 106 A N/A 162 A
N/A 39 µH N/A 2.10 mOhm N/A 6.2 MHz N/A 62 A N/A 94 A N/A 122 A N/A 78 A N/A 118 A
N/A 47.0 µH N/A 2.60 mOhm N/A 5.4 MHz N/A 56 A N/A 86 A N/A 112 A N/A 70 A N/A 108 A
N/A 51.0 µH N/A 3.0 mOhm N/A 8 MHz N/A 55 A N/A 82 A N/A 106 A N/A 67.0 A N/A 101 A
N/A 80.0 µH N/A 4.5 mOhm N/A 3.8 MHz N/A 44.0 A N/A 66 A N/A 86 A N/A 53.0 A N/A 81.0 A
N/A 122.0 µH N/A 6.00 mOhm N/A 3.3 MHz N/A 35 A N/A 53 A N/A 69 A N/A 47 A N/A 71 A
N/A 157.0 µH N/A 8.4 mOhm N/A 4.3 MHz N/A 31 A N/A 47 A N/A 61 A N/A 39.0 A N/A 59.0 A
N/A 188.0 µH N/A 10.40 mOhm N/A 4.2 MHz N/A 27 A N/A 43 A N/A 55 A N/A 35.0 A N/A 54.0 A
N/A 300.0 µH N/A 17.40 mOhm N/A 3.0 MHz N/A 23 A N/A 34 A N/A 44 A N/A 27.0 A N/A 41.0 A
N/A 320.0 µH N/A 18.00 mOhm N/A 2.8 MHz N/A 22 A N/A 32.5 A N/A 42.5 A N/A 26.5 A N/A 40.5 A
N/A 342.0 µH N/A 18.60 mOhm N/A 3.3 MHz N/A 21 A N/A 31.5 A N/A 41 A N/A 26 A N/A 40 A
N/A 487.0 µH N/A 24.00 mOhm N/A 2.3 MHz N/A 17.5 A N/A 26.5 A N/A 34.5 A N/A 23.5 A N/A 35.5 A
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