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Home Page Transformers High / Low Voltage High Voltage Transformers: 200v to 1499v
 
High Voltage Transformers - 200v to 1499v

Universal Bias Transformer
254 vct to 980 vct @ 250 ma

(TP) CG316
UTC universal bias transformer. Select any center tapped voltage from 254 vct to 980 vct @ 250 ma. 1500v Hipot. Made in 1976. Absolutely gorgeous, enough to cause weeping. Brand new in the box!!

• Primary: 115 vac @ 50 / 60 Hz
• Dimensions: 5"D x 5-1/2"H
 

Transformer
204 vct @ 0.5 amp
 

(TP) 151916
Open frame transformer.

• Primary: 115 vac, 60 Hz
• Secondary: 204 vct @ 0.5 amp
• Dimensions: 2-1/4" x 2-5/8" x 2-1/4"H
$245 each
 
*** SOLD OUT ***
 

Transformer
260 vac @ 90 ma

(TP) 35423
Freed hypersil transformer has 6.3v, 4 amp filament also.

• Primary: 115 vac, 47-63 Hz
• Secondary: 260 vac @ 90 ma
• Dimensions: 2-3/4" x 3" x 3"H
 

UTC Power Transformer
300 vct @ 1.75 amps

(TP) E7776
UTC power transformer. 2,000v Hipot. Only one available. Used, removed.

• Primary: 220 / 440v @ 60 Hz
• Secondary: 300 vct @ 1.75 amps
• Dimensions: 5-5/8" x 7-1/4"
$40 each - $37 (3+)
 
$175 each

Transformer
300 vac @ 0.4 adc

(TP) T9750
Open frame transformer rated 400 madc FW Bridge, Choke input.

• Primary: 115 vac, 60 Hz
• Secondary: 300 vac @ 0.4 adc
• Dimensions: 3-3/4" x 3" x 3-1/2"H
 

Transformer
310 vct @ 0.35 adc + / 275 vct @ 1.15 adc

(COL) 672-0825-00
Collins transformer. Secondary marked "For Non-Continuous Duty Only". Hermetically sealed. Corner posts.

• Primary: 115 / 230 vac, 50/60 Hz
• Secondary: 310 vct @ 0.35 adc +
275 vct @ 1.15 adc
• Dimensions: 3-1/4" x 4" x 4-1/2"H
$49 each - $44 (3+)
 
$95 each

Plate / Filament Transformer
370 - 0 - 370 (740 vct) @ 75 ma
25 vac @ 10 ma

(TP) T47258
Thordarson plate / filament transformer. New!! Sealed, rounded corners. Made in the 1950's.

• Primary: 24 vct @ 45 va
• Secondary: 370 - 0 - 370 (740 vct) @
75 ma, 25 vac @ 10 ma
• Dimensions: 3" x 3-3/8" x 3-1/4"H
 

Electro Engineering Transformer
330v, 364v or 396v @ 1 amp
 

(TP) AP32109E
Electro Engineering transformer. Harris P/N: 472-0274-000.

• Primary: 230v, 50/60Hz
• Secondary: 330v, 364v or 396v @ 1 amp
• Dimensions: 4-3/8" x 4-3/4" x 6"H
$25 each
 
$65 each

Thordarson Transformer
340 vct @ 8 ma

(TP) T46309
Thordarson transformer. Sealed. Top terminals. New!!

• Primary: 115 / 230v
• Secondary: 340 vct @ 8 ma
• Dimensions: 3" x 4-5/8" x 4-7/8"H
 

Central Transformer Co.
400 vdc @ 120 ma, 225 vac @ 25 ma, 6.3v @ 6a,
6.3v @ 3a, 6.3v @ 1.5a, 6.3v @ 1a (2500wv)

(TP) TR-079
Central Transformer Co. transformer. Hermetically sealed. Four 1/4" corner studs and terminals on bottom.

• Primary: 117v, 60 Hz
• Secondary: 400 vdc @ 120 ma, 225 vac @ 25 ma, 6.3v @ 6a, 6.3v @ 3a, 6.3v @ 1.5a, 6.3v @ 1a (2500wv)
• Dimensions: 4-1/4" x 5" x 5-1/2"H
$45 each - $39 (3+)
 
$117 each

Transformer
440 vct @ 40 ma or
135 vct @ 200 ma

(TP) CE93256
Sealed transformer, terminals out bottom, corner posts. Multi-tapped secondary has common center tap with four outer windings: 440 vct @ 40 madc, 135 vct @ 200 madc, 80 vct @ 110 madc, 65 vct @ 500 madc + stand alone extra winding of 130 vct @ 30 madc. Hermetically sealed. Electrostatically shielded winding.

• Primary: 115 / 230 vac, 45/65 Hz
• Dimensions: 3" x 3-1/2" x 4"H
 

G.E. Transformer
Primary: 450 vac
Secondary: 115 vac / 60 Hz / 0.5 kva

(TP) 9T53Y9100
General Electric transformer. Run forward or reverse.
NSN: 5950-01-123-4231.

• Primary: 450 vac
• Secondary: 115 vac, 60 Hz, 0.5 kva
• Dimensions: 3-3/4" x 5-1/2" x 5-1/2"H
$35 each
 
$75 each

Freed Transformer
500 vct @ 20 ma / 115v @ 100 ma

(TP) 41153
Freed transformer. Sealed. Mounts by bottom 10-32 tapped holes. Gold turret terminals on bottom. New!! Packed in 1960's foam rubber which reacted with finish. Must be repainted.
NSN: 5950-00-647-6471.

• Primary: 115 vac @ 60 Hz
• Secondary: 500 vct @ 20 ma /
115v @ 100 ma
• Dimensions: 2-1/8" x 2-1/4" x 2-3/4"H
 

Plate Transformer
660 vct or 550 vct @ 250 ma
 

(TP) P3157
Merit plate transformer. Mounts with feet.

• Primary: 115v @ 60 Hz
• Secondary: 660 vct or 550 vct
@ 250 ma
• Dimensions: 3-3/4" x 4-1/2" x 4-1/2"H
$29 each
 
$99 each

Power Transformer
550 vct @ 40 madc / 32v @ 80 ma / 32v @ 80 ma

(TP) PWP-52
Berkshire Transformer power transformer. Hermetically sealed. Terminals & posts on bottom. NSN: 5950-809-9164.

• Primary: 105 / 115 / 125 vac @ 50/60 Hz
• Secondary: 550 vct @ 40 madc,
32v @ 80 ma, 32v @ 80 ma
• Dimensions: 3" x 3" x 3-3/4"H
 

High Voltage Transformer
625v @ 100 ma

(TP) 135-B-2005
High voltage transformer rated @ 100 ma rms, 1680 wv insulation @ 10k feet.

• Primary: 115 vac, 50 - 1000 Hz
• Secondary: 625v @ 100 ma
• Dimensions: 3-1/8" x 2-1/2" x 3-3/4"H
$39 each
 
$29 each
 

Transformer
800v - 0 - 800v / 780v - 0 - 780v Common Center Tap

(TP) 476468-2
Kenyon Transformer Co. transformer. Used, clean. Alt. P/N: S-502365.

• Input: 208v / 240v, +11v, -11v
• Output: 800v - 0 - 800v / 780v - 0 - 780v common center tap @ 350 ma
• Dimensions: 5-3/4" x 5-3/4" x 8"H
 
 
$350 each
 

ADC Transformer
800 vct @ 100 ma

(TP) A7733
ADC high voltage transformer. Hermetically sealed. Damaged: broken terminals, bent and broken stud posts. Dented corner.

• Primary: 108 / 117 / 125v @ 60 Hz
• Secondary: 800 vct @ 100 ma, 2 kv test
• Dimensions: 3" x 3-1/2" x 4-3/4"H
 

Plate Transformer
830 vct @ 200 ma

(TP) P3178
Merit plate transformer. Mounts with feet.

• Primary: 117 @ 60 Hz
• Secondary: 830 vct @ 200 ma
• Dimensions: 3-1/4" x 3-1/2" x 4"H
*** SPECIAL PRICE *** $39
 
$109 each

Freed Transformer
870 vct @ 300 ma

(TP) 39023
Freed transformer. 715 pwv. Hermetically sealed. Terminals and 4 corner posts on bottom. Made in 1969.DCR of HV secondary, 50 ohms, NSN: 5950-00-519-6034.

• Primary: 115v / 125v @ 47 / 63 Hz
• Secondary: 870 vct @ 300 ma
• Dimensions: 4-1/2" x 3-7/8" x 6"H
 

Transformer
920 vct @ 700 ma

(TP) TR81739
Transformer, electrostatically shielded! 1/4-20 posts.

• Primary: 115 vac, hermetically sealed
• Secondary: 920 vct @ 700 ma
• Dimensions: 5-1/2" x 4-3/4" x 6-1/2"H
• Weight: 19.2 pounds
$117 each
 
$149 each
 

Federal Telephone & Radio Power Transformer
895 vrms @ 12ma | 850 vrms @ 12ma | 595 vrms @ 277ma | 0 |
595 vrms @ 277ma | 850 vrms @ 12ma | 895 vrms @ 12ma
1,790 vct

(TP) FT2617
Federal Telephone & Radio (FTR) power transformer. Sealed. Shielded core. Brand new in the box!!

• Primary: 115v @ 50 / 65 Hz
• Secondary: 1,790 vct. 895 vrms @ 12ma | 850 vrms @ 12ma | 595 vrms @ 277 ma | 0 | 595 vrms @ 277 ma | 850 vrms @ 12ma | 895 vrms @ 12ma
• Dimensions: 4-3/4" x 6-7/8" x 6"H
 
 
$169 each
 

Transformer
960 vct @ 313 madc

(TP) 1222
Chicago transformer. Base mount, side terminals. 3500v test.

• Primary: 115v @ 50/60 Hz
• Secondary: 960 vct @ 313 madc
• Dimensions: 6" x 6-1/2" x 7-1/4"H
 

Screen / Plate Transformer
Primary: 208 / 220 / 254 / 360 / 380 / 440v Delta or WYE
Output: 990v L-L RMS @ 2.29 amps / 3.82 kva - 3 phase

(TP) 151808
Basler screen / plate transformer. 3 phase, 990v L-L, 5 kva (max). Made for Scientific Radio 10 kw transmitter.

• Primary: 208v / 220v / 254v / 360v /
380v / 440v Delta or WYE, 47-63 Hz
• Output: 990v L-L RMS @ 2.29 amps /
3.82 kva
• Dimensions: 13" x 8" x 11-1/4"H
• Weight: 107 lbs
$275 each
 
$850 each
 

Thordarson Power Transformer
1100 vct

(TP) T48764
Thordarson power transformer. Mounting studs and terminals on bottom. Sealed. Unknown primary. Made in 1945. Brand new in the box!!

• Secondary: 1100 vct
• Dimensions: 3-1/8" x 4" x 4"H
 
 
$35 each
 

Freed Transformer
1100 vct @ 212 ma

(COL) 672-0004-00
Freed transformer made for "COLLINS RADIO COMPANY". Hermetically sealed. 3 holes in side flanges / mount at bottom. Truly Collin's quality, running at 212 ma this iron should double as a cooling plate for your soft drink. Plan on squeezing a little more out at full duty cycle! 2500v test.

• Primary: 105, 110, 115, 120, 125 vac,
50/60 Hz
• Secondary: 1100 vct @ 212 ma
• Dimensions: 5" x 6" x 7"H
• Weight: 21 pounds
 

UTC Power Transformer
1160 vct @ 650 ma

(TP) E7777
UTC power transformer. 2,000v Hi-Pot. Used, removed. Only 2 available.

• Primary: 220 / 440v @ 60 Hz
• Secondary: 1160 vct @ 650 ma
• Dimensions: 5-5/8"D x 7-1/4"H
$95 each
 
$239 each

Freed Transformer
1200 vct @ 200 ma or 740 vct @ 235 ma

(TP) 39740
Freed transformer is very similar (TP) CE93256. Secondary has common center tap with two outer windings. 3200v test. Hermetically sealed. Corner posts.

• Primary: 117 vac, 50 / 60 Hz
• Secondary: 1200 vct @ 200 ma or
740 vct @ 235 ma
• Dimensions: 3-3/4" x 4-1/4" x 5-1/2"H
 

Freed Transformer
1400 vct @ 300 ma

(TP) 37393
Freed high voltage transformer. Hermetically sealed. 3 holes in side flanges / mount at bottom. A real quality piece. It should handle rated power full duty cycle and intermittently 50% more.

• Primary: 115 vac, 50/60 Hz w/ 21 vrms 150 ma primary tap
• Secondary: 1400 vct @ 300 ma
• Dimensions: 4-1/2" x 5" x 6"H
• Weight: 17 pounds
$95 each
 
$110 each

Power Transformer
1498 vrms @ 8.4 ma rms
(2,100wv)

(TP) FT2625
Federal Telephone & Radio (FTR) power transformer. Sealed. 2,100wv. Shielded cores. Brand new in the box.

• Primary: 115 vac @ 50/65 Hz
• Secondary: 1498 vrms @ 8.4 ma rms
• Dimensions: 2-1/2" x 3" x 4"H
 

Old, Used Transformer
500v

(TP) Y220E
Old, used transformer. 4 filaments, 1 that is center tapped + a 500v plate winding. 300 watt core. 1 available.

• Dimensions: 3-3/4" x 4-1/4" x 4-1/2"H
$75 each
 
$35 each