#EF12A Syncronization Transformer | Coils And Transformers

EF12A

Power Transformer

NSN 5950-00-899-1928

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008991928

Detail Specifications

Reliability Indicator:
Not established
Overall Length:
1.313 inches
Overall Height:
1.750 inches
Overall Width:
1.313 inches
Frequency Rating:
400.0 hertz single component
Input-output Phase Relationship:
Single phase to single phase single component
Distance Between Mounting Facility Centers:
1.250 inches single mounting facility single center group
Inclosure Type:
Fully enclosed
Mounting Facility Quantity:
2 single group
Mounting Method:
Threaded hole single group
Winding Function And Quantity:
1 primary single component and 4 secondary single component
Thready Qty Per Inch (tpi):
32 single group
Thread Size:
0.138 inches single group
Winding Operating Current:
100.0 milliamperes ac single component 3rd secondary
Winding Operating Current:
100.0 milliamperes ac single component 4th secondary
Winding Operating Current:
200.0 milliamperes ac single component 2nd secondary
Winding Operating Current:
250.0 milliamperes ac single component 1st secondary
Winding Operating Voltage:
15.00 ac volts single component single primary
Winding Operating Voltage:
21.00 ac volts single component 3rd secondary
Winding Operating Voltage:
21.00 ac volts single component 4th secondary
Winding Operating Voltage:
7.00 ac volts single component 1st secondary
Winding Operating Voltage:
6.30 ac volts single component 2nd secondary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
10 tab, solder lug
NSN:
5950-00-899-1928
Item Name:
Transformer,syncronization
Cage Code:
51181

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
99980SCEE105-1
Cage Code:
26512
RNCC:
7
RNVC:
2
RNAAC:
KE
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Power Transformers
------------ P/N EF12A

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Last Updated: 05/07/2025