Momentary Switch

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  1. FUTABA - MD-4PCS - Mechanical Keyboard Switch, Push Button, Normally Open Contact,  Push Switch, Package of 10.
    FUTABA - MD-4PCS - Mechanical Keyboard Switch, Push Button, Normally Open Contact, Push Switch, Package of 10.
    Special Price $10.98 Regular Price $16.50 As low as $8.98
    IN STOCK - MORE THAN 100 READY TO SHIP!

    FUTABA - MD-4PCS Switch, Push-button.

    New Genuine Futaba  MD Series

    Behavior: Linear

    Signaling Type: Metal Contact - Sense Method: Metal Leaf

    Switch Mount: Plate

    Keycap mount: Cruciform Post

    Constituent Component Parts: 16 

    Normally Open Keyboard, Round, Spring-Loaded Momentary.

    Bounce time: 5 ms (KBM)

    Peak force: 3.5±0.8 oz (99±23 g) (KBM)

    Pretravel: 0.03±0.01″ (0.8±0.25 mm) (KBM)

    Total travel: 0.12±0.01″ (3.0±0.25 mm) (KBM)

    Snaps into a 0.61" / 15.4mm dia hole, stays secure with two pop out flanges.

    1.15" / 29mm Long from Tip of "x" Plunger to Two Pins.

    Rated Lifetime: 10M (KBM)

    Additional Information: https://deskthority.net/wiki/Futaba_MD_series

    Appears to be Silver Plated Contacts Internally.

    Note: Various vintage computer (IBM), gaming (Atari) or workstation (TeleVideo) keyboards used Cherry MX keys or the more period-correct George Risk KBM-01-01 (Futaba MD-4PCS) keys.  

    Package of 10.

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  2. ALPS PN421 - Samwon PPL421 - Switch, pushbutton/push switch. 4PDT momentary. Package of 10.
    ALPS PN421 - Samwon PPL421 - Switch, pushbutton/push switch. 4PDT momentary. Package of 10.
    Special Price $7.98 Regular Price $12.50 As low as $6.98
    IN STOCK - MORE THAN 500 READY TO SHIP!

    ALPS PN421 - Samwon PPL421 Switch, pushbutton/push switch.

    Contacts: 4PDT non-latching momentary. 2 NO and 2 NC

    Mechanism design offers acute operation and long service life

    Applications: Ideal for mounting on PCB motherboard of many electric appliances

    Specifications:

    Material: Plastic, Metal

    Switch Operation: Latching

    Contact Configuration: 4PDT

    Terminal Type: Straight Through Hole

    Pin Quantity: 12

    Each Pin Pitch: 3mm

    Position Quantity: 1

    Mounting Pillar Distance: 22mm / 0.87-inch

    Cap Mounting Part: 6.5 x 3.3mm / 0.26-inch x 0.13-inch(L*W)

    Overall Size: 35 x 7.6 x 13mm / 1.38-inch x 0.30-inch x 0.51-inch(L*W*H

    New old Stock

    Package of 10.

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  3. Honeywell MICRO SWITCH - UX30C10C01 - Subminiature Switch, Lever. SPDT.
    Honeywell MICRO SWITCH - UX30C10C01 - Subminiature Switch, Lever. SPDT.
    Special Price $3.98 Regular Price $4.50 As low as $2.49
    IN STOCK - MORE THAN 100 READY TO SHIP!

    Honeywell MICRO SWITCH - UX30C10C01 - Switch, Lever. SPDT

    SX subminiature basic switches are the smallest snap-action switches from MICRO SWITCH. These switches are ideal where saving space and weight are important.

    FEATURES
    Compact Size – helps minimize equipment size
    Temperature Range: –25° to +85°C (–13 to 185°F)
    Weight: 0.5 grams (.018 oz.)
    UL/CSA  

    Contacts: Silver Contacts - 1Amp at 125VAC.

    Operation: Very Light-26-Gram Force.

    Momentary Subminiature.

    Actutator: Flat Lever

    Alternate: Omron D2F-FL-D Note: (Fit, form and function interchangeability with competitor’s product.)

     

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  4. ALPS - SPH122A50 - Switch, P/B. DPDT keyboard. PCB Tactile Pushbutton, Package of 10.
    ALPS - SPH122A50 - Switch, P/B. DPDT keyboard. PCB Tactile Pushbutton, Package of 10.
    Special Price $3.98 Regular Price $5.00
    IN STOCK - MORE THAN 100 READY TO SHIP!

    ALPS - SPH122A50 Switch, Pushbutton. PCB Tictile Pushbutton.

    Contacts: DPDT.

    Actuator: Momentary.

    Mech: 6 Pin PCB.

    Note: Keyboard switch, no knob.

    Package of 10.

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