Autotransformers

auto transformers/power transformers

Lenco has in stock auto transformers (also known as StepUp/StepDown) for immediate delivery. These auto transformers are available in power ranges from 100VA to 5000VA in both 115/230 and 240/480 volt configurations.

They are also Bi-Directional and designed to accommodate 50/60 Hertz applications for greater versatility. Built to Lenco's exacting standards, these auto-transformers are highly efficient, small in size, and very competitively priced.

Note: Auto transformers DO NOT PROVIDE ISOLATION

Frequency 50/60 Hz

Lug StyleModel No.PowerInput/Output
Bi-Directional
Fig.Mounting
Solder ATF-100-230-115 100VA 115/230V 1 A
Solder ATF-150-230-115 150VA 115/230V 1 B
Solder ATF-250-230-115 250VA 115/230V 2 C
Solder ATF-500-230-115 500VA 115/230V 2 D
10-32 Tapped ATF-1000-230-115 1000VA 115/230V 2 E
10-32 Tapped ATF-1500-230-115A 1500VA 115/230V 2 F
10-32 Tapped ATF-2000-230-115A 2000VA 115/230V 2 G
10-32 Tapped ATF-2500-230-115A 2500VA 115/230V 2 H
10-32 Tapped ATF-3000-230-115A 3000VA 115/230V 2 I
10-32 Tapped ATF-5000-230-115A 5000VA 115/230V 2 J

also available in 240/480V

audio transformers

Mountings

MountLWHMLMW
A 4.06 2.2 2.64 3.56 -
B 4.06 2.4 2.64 3.56 -
C 3.78 2.9 3.15 3.13 2.38
D 4.53 3.5 3.78 3.75 2.75
E 5.28 4.1 4.4 4.38 3.13
F 6.4 4.3 5.33 5.31 2.88
G 6.4 5.25 5.33 5.31 3.75
H 6.4 5.6 5.33 5.31 4.13
I 6.4 6.3 5.33 5.31 4.88
J 7.53 6.13 6.28 6.75 4.6

*Specifications Subject To Change Without Notice

Lenco offers an optional NEMA 1 Enclosure with 7 available sizes.