Browse back one page

Light Duty Power Chokes

9 uH Each - 18 uH Total
20 Amp
30 turns

Ohmite power line dual choke. 9 µH each = 18 µH total. 30 turns, 13 gauge wire. 1-1/8" outside diameter ceramic form. 20 amps. 1-1/4"D x 8-3/4"L. NSN: 5950-00-648-0851.

30 µH
36 Amp
Dimensions: 1" x 1-1/4" x 1"H

Aerospace power choke. 30 µH @ 36 amps. 1" x 1-1/4" x 1"H. NSN: 5950-00-273-3950.

33 µH
500 Watt
Dimensions: 1-1/4" x 1-3/4" x 1-5/8"H. 9/32" wide, 0.045"

Edgewound high current choke designed for output of 500 watt switcher supply. 1-1/4" x 1-3/4" x 1-5/8"H. 9/32" wide, 0.045", 17 gauge copper edgewound ribbon.

500 µH  (0.5mH)
0.3 ohms DCR
Up to 10 KHz

Reactor. 500 µH. Enclosed, hermetically sealed. 4 pins. Up to 10 KHz. 0.3 ohms DC resistance. 1.18" x 1.03" x 0.75" high. NSN: 5950-00-506-7993.

5 mH  (5000µH)
155 mA
350 wv

UTC power choke. 5 mH @ 155 ma. 1.4 ohm DC resistance, 350 wv, 105°L. Hermetically sealed. 3/8" x 1" x 1-3/16"H. NSN: 5950-856-2453.

33 mH
1.02 Amp
1.05 ohm DC resistance (DCR)

Triad power choke. 33 mH @ 1.02 amps. 1.05 ohm DC resistance. Hermetically sealed. Gold turret terminals on top. Four corner mounting taps on bottom. 1-3/4" x 2-1/8" x 1-3/4"H. NSN: 5950-00-952-3070.

50 mH
175 wv
8 ohm DCR

R.M. Hadley power reactor. 50 mH, 175 wv, 8 ohm, 1v RMS @ 1 KHz, max alt. 12,000 ft. 2-1/2"D x 2". NSN: 5950-716-6095.

70 mH
0.5 Amp  (500mA)
3 ohms DCR

LaVoie Labs power choke. 70 mH @ 0.5 amps DC. 350 wv @ 10,000'. DCR = 3 ohms. 1.5" x 1.75" x 1.5"H.
NSN: 5950-912-1984.

50 - 100 mH
1k Hz
Dimensions:  1-3/8"D x 1-1/2"H

Swinging power choke. 50 mH minimum, 100 mH maximum. 1 KHz. Two solder turrets. 1-3/8"D x 1-1/2". NSN: 5950-01-206-4397.

150 mH
5 mA
13 ohm DC resistance (DCR)

Westinghouse Aerospace power reactor. 150 mH @ 5 ma. 13 ohm DC resistance. 50 wv @ 70,000 ft. 1.5"D x 3/4"H. NSN: 5950-826-3069.

200 mH
60 mA
Q @ 5kv=160

UTC / TRW power choke. Hermetically sealed. Rounded corners. 120 mH @ 60 ma, 9.1 ohms DCR, 350 vdc to case.
Q @ 5kv = 160. 1-1/4" x 5/8" x 1-5/8"H. 5990-01-104-5420.

400 mH
250 mA
80 ohm DCR

UTC hermetically sealed choke. 400 mH @ 250 ma. >0.4 Hys, 250 madc, 15v, 2400~, DCR 80 ohm max, wv 300v peak, max alt 50,000 ft. 1-5/16" square x 2"H. NSN: 5950-00-921-6452.

630 mH
35 mA
10.8 ohm DC resistance (DCR)

Westinghouse power choke. 630 mH @ 35 ma. 10.8 ohm DC resistance. 1-7/8" x 1-7/8" x 1-7/8". Epoxy coated.

1.5 Hy  (1500mH)
17 mA
130 ohm DC resistance DCR

UTC choke. 130 ohm DC resistance. 17 madc. 350wv. 5/8" x 1-1/4" x 1-5/8"H.

0.5Hy @ 11 mA DC
1.25Hy @ 2 mA DC
2 wire leads 1-1/2"

Pico Swinging power choke. 1.25 Henry @ 2 ma DC / 0.5 Henry @ 11 ma DC. Max operating temp 105°c. 0.344" diameter x 0.469"H. 2 wire leads 1-1/2"L. UTC No: DH-229, Mfg UTC No: TF5RX20ZZ. Collins P/N: 678-0021-000.

2 Hy
50 mA
100 ohm DC resistance DCR

UTC power choke 2 Henry @ 50 ma. 100 ohm DC resistance. 300 wvdc. 1-1/4" x 1-3/4" x 1-1/2"H.

2 Hy
50 mA
275 ohm DC resistance DCR

Power reactor. Open frame - epoxy. DC resistance = 275 ohms. 2 Hy @ 50 madc. Max WV = 1000v. Alt. 70k feet. 1-1/4" x 1-3/4" x 1-1/4". NSN: 5950-00-481-8465.

3.5 Hy
33 mA
60 Hz

Freed power reactor / transformer. 3.5 Henry @ 33 ma., 60Hz Hermetically sealed. Mounting studs and terminals on bottom. 3/4" x 1-3/8" x 1-3/4" high. Alt. P/N: 927D856PC1.
NSN: 5950-00-804-1433.

2.1 Hy
100 mA
128 ohm DC resistance DCR

Motorola power choke. 2.1 Henry @ 100 ma. 128 ohm DC resistance. 1.745" x 1.495" x 1.37"H. 5" long cloth leads.

3 Hy
35 mA
3 Volts RMS

Raytheon sweep choke. Hermetically sealed. 3 Henry, 35ma, 3 vrms, 60 cycle AC. DC resistance: 250 ohms. 2" diameter x 2-1/2" high.

6.5 Hy
10 ma
800 ohms DCR

Reactor. 6.5 Henry, 10 ma, 800 ohms DCR. 1" x 1" x 0.53" high. NSN: 5950-00-443-7056.

12 Hy
30 mA
400 ohms DCR

Stancor power choke. 12 Henry, 30 ma DC, 400 ohms DCR, 2000v Hi-Pot. 1-1/4" x 1-3/4" x 1-3/8" high. 2" c-c mounting holes.

12 Hy
200 mA
200 ohm DCR

Power choke. 12 Henry, 200 ma, 200 ohm DCR. 3.06" x 2.56" x 3"H above chassis. NSN: 5950-00-647-6649.

50 Hy
25 mA
325v

Freed open frame power choke. Epoxy coated. 50 Hy, 25 ma, 325v, 3350 ohms DCR. 1.5" x 1.75" x 1.5"H. Alt. P/N: B7430129P1. NSN: 5950-00-648-3661.

56 Hy
25 mA
1930 ohm DCR

Power choke. 56 Henry, 25 ma, 1930 ohm DCR. 1485v rms. Hot end to ground, 4,300vrms test. 3" x 3-1/2" x 4-3/4".

10.4k Ohm c.t.
70 ma balanced to 2600 ohm @ 220 ma
750 wv

Chicago Transformer Collins surplus. 25 watt class C modulation transformer. 10.4k ohm ct, 70 ma balanced to 2600 ohm @ 220 ma. 750wv. 2-1/8" x 2-3/8" x 2-3/4"H.

0.3 Amp @ 100v
1 Amp @ 300v
1070v rms

General Electric reactor swinging choke for power supply. 5 terminals marked 70, 80, 90 & 100%. 0.3 amps @ 100v - 1 amp @ 300v. 1070 vrms. Terminal & corner posts on bottom. Sealed. 5" x 4" x 5-1/4"H. NSN: 5950-00-673-4532.

4 mH
8 Amp
215.5 turns

Swinging choke, 4 mHy @ 8 amps Power choke. 215.5 turns.

105 µH
20 Amp
Dimensions: 1-5/8" x 1-1/4" x 1-3/8"H

Schott power choke. 105µH - 20 amps. 2" c-c- mount holes. 1-5/8" x 1-1/4" x 1-3/8"H.