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What are the coils for the 8903 SM lighting contactors?

Issue: 
What are the replacement latch and unlatch coils for the 8903SM devices? 

Product Line:  
Full Voltage Lighting Contactors NEMA style,

Environment: 
8903 line of NEMA Contactors

Cause: 
Maintenance 

Resolution:

Select from the table below.
Note: Mechanically held devices use both a latch and unlatch coil, electrically held devices use only the latch coils. 
Complete coil number consists of the prefix followed by the suffix
Type Coil Prefix HZ Coil Suffix
24V 110-115V 120V 208V 220V 240V 277V 380V 440V 480V 550V 600V
Latch 31041400 60 20 * 42 48 * 51 52 56 58 60 61 62
50 22 42 43 - 51 53 - 57 60 * 62 64
Unlatch 2959S13 60 W23B *  W30B   W33A  *  W33B   W34A  - *  W36B  *  W37B 
50  W24B   W30B  W31B -  W33B  W34B -  W36A   W36B  -  W37B  -



* - Use a 60 Hz coil of the next higher voltage

 
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