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Series B Micro-Miniature Rotary Selector Switches

Series B - 30° Indexing

Series B Rotary Switch


Designed to meet or exceed the requirements of MIL-S-3786 


Same as and interchangeable with 2500 Series

Switches feature totally enclosed, explosion proof, unitized construction.


Specifications 

  • No. of Positions12 Positions
    1 Pole Per Deck

    6 Positions
    2 Poles Per Deck

    4 Positions
    3 Poles Per Deck
    Electrical Rating:Continuous 8 amps at 28 v dc
    Make and Break: (10,000 cycles).25 amps res. 115 v ac
    .25 amps res. 28 v dc
    .12 amps ind. 28 v dc
     
    Torque:1 thru 5 decks - 12 in. ozs. max.
    6 thru 12 decks - 16 in. ozs. max.
    Altitude:to 70,000 feet
    Temperature Range:-65oC to +125oC
    Length:.65 in. max for 1 deck switch
    add .275 in. max. for each additional deck
    Weight:.13 lb. max. for 1 deck switch
    add 3 grams for each additional deck

Notes 

  • NO. OF POSITIONS:
    2-12: 1 Pole per deck
    2-6: 2 Poles per deck
    2-4: 3 Poles per deck

    NON-SHORTING CONTACTS:
    Break before make

    SHORTING CONTACTS:
    Make before break

    1 pole per deck, 12 positions, may have stops or be continuous rotation. All other switches will have stops.

    If required decks will be identified A, B, C, etc. in line with locating pin.

Series B - 36° Indexing

Series B Rotary Switch


Designed to meet or exceed the requirements of MIL-S-3786 


Same as and interchangeable with 1-2500 Series

Switches feature totally enclosed, explosion proof, unitized construction.


Specifications 

  • No. of Positions10 Positions
    1 Pole Per Deck

    5 Positions
    2 Poles Per Deck
    Electrical Rating:Continuous 8 amps at 28 v dc
    Make and Break: (10,000 cycles).25 amps res. 115 v ac
    .25 amps res. 28 v dc
    .12 amps ind. 28 v dc
     
    Torque:1 thru 5 decks - 12 in. ozs. max.
    6 thru 12 decks - 16 in. ozs. max.
    Altitude:to 70,000 feet
    Temperature Range:-65oC to +125oC
    Length:.65 in. max for 1 deck switch
    add .275 in. max. for each additional deck
    Weight:.13 lb. max. for 1 deck switch
    add 3 grams for each additional deck

Notes 

  • NO. OF POSITIONS:
    2-10: 1 Pole per deck
    2-5: 2 Poles per deck

    NON-SHORTING CONTACTS:
    Break before make

    SHORTING CONTACTS:
    Make before break

    1 pole per deck, 10 positions, may have stops or be continuous rotation. All other switches will have stops.

    If required decks will be identified A, B, C, etc. in line with locating pin.
  • FAA part 21, 23, 25, 27, 29
  • DO-160, 178, 254, MIL-STD-461, 464, 704, 810, ARP4754

Series B - 45° Indexing

Series B Rotary Switch


Designed to meet or exceed the requirements of MIL-S-3786 


Same as and interchangeable with 2-2500 Series

Switches feature totally enclosed, explosion proof, unitized construction.


Specifications 

  • No. of Positions8 Positions
    1 Pole Per Deck

    4 Positions
    2 Poles Per Deck
    Electrical Rating:Continuous 8 amps at 28 v dc
    Make and Break: (10,000 cycles).25 amps res. 115 v ac
    .25 amps res. 28 v dc
    .12 amps ind. 28 v dc
     
    Torque:1 thru 5 decks - 12 in. ozs. max.
    6 thru 12 decks - 16 in. ozs. max.
    Altitude:to 70,000 feet
    Temperature Range:-65oC to +125oC
    Length:.65 in. max for 1 deck switch
    add .275 in. max. for each additional deck
    Weight:.13 lb. max. for 1 deck switch
    add 3 grams for each additional deck

Notes 

  • NO. OF POSITIONS:
    2-8: 1 Pole per deck
    2-4: 2 Poles per deck

    NON-SHORTING CONTACTS:
    Break before make

    SHORTING CONTACTS:
    Make before break

    1 pole per deck, 8 positions, may have stops or be continuous rotation. All other switches will have stops.

    If required decks will be identified A, B, C, etc. in line with locating pin.
  • FAA part 21, 23, 25, 27, 29
  • DO-160, 178, 254, MIL-STD-461, 464, 704, 810, ARP4754

More Information

NOTE TO OUR OVERSEAS CUSTOMERS: All Janco rotary selector switches on our site are designated EAR99, which means they can be shipped to most destinations under most circumstances, under the designation "NLR" (No License Required), according to the US Bureau of Industry and Security.


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