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MX Series
Desktop Profile 0.60 Inch Keyswitches
Features
  • Desktop profile, 0.60 inch (15.2mm)
    from PCB (no keycap)
  • Choice of feel: linear, soft tactile, click tactile
  • PCB or frame mount
  • Long life 50 million operations
  • 4mm travel
  • LED, diode or jumper option
  • 12V maximum AC/DC
  • Current Rating: 10mA
  • Insulation Resistance: <100MΩ at 100V DC
MX Series
MX Series

 download PDF
  Specifications
Electrical
Voltage: 12 VAC/DC max.
2 VDC min.
Current: 10mA AC/DC max.
10µA DC min.
Insulation Resistance: 100MΩ at 100V
Initial Contact Resistance: 200mΩ (25mΩ typical)
Bounce Time: ≤5msec (at 16 in/sec. actuation speed)
Capacitance: <2pF (at 1kHz)
Operating Temperature: -10°C to +70°C
Storage Temperature: -40°C to +70°C
Flammability Rating: UL94HB
Materials
Case: Thermoplastic
Contacts: Silver-Gold?? (AuAg 10)
Spring: Stainless Steel
Solderability: Wave solder, 5 seconds at 500°F
  Approvals
 
  Dimensions

MX Dimensions

Inches (mm)
 

  Mounting Options

Mounting Options

Inches (mm)

  Circuit Board LayoutS
  Keyswitch without Fixation Pins
PCB Layouts - no pins
  Keyswitch with Fixation Pins
PCB Layouts - with pins
  Spacebar without Frame
PCB Layout - spacebar

grid line spacing = 0.05 inch (1.27mm)

 

  Keycap Dimensions
  Cylindrical Type (7mm)
Cylindrical Keycap Dimensions
  Standard Type (8mm)
Standard Keycap Dimensions
  Actuation Specifications
Mechanical Motion
Linear Feel
Soft Tactile Feel
Click Tactile Feel
Operating Force
2.1 oz.
±0.7 oz.
2.0 oz.
±0.7 oz.
1.8 oz.
±0.5 oz.
Pretravel
0.08 in.
±0.024 in.
0.08 in.
±0.024 in.
0.09 in.
±0.024 in.
Total Travel
0.16 in.
- 0.015 in.
0.16 in.
- 0.02 in.
0.16 in.
- 0.02 in.
Tactile Force
N/A
2.3 oz.
±0.7 oz.
2.1 oz.
±0.5 oz.
  Spacebar Mounting Options
  PCB (with pins)
PCB Spacebar Mounting Option
  Metal Frame (without pins)
Metal Frame Spacebar Mounting Option
  Metal Frame Cutout Dimensions
  Keyswitch
Metal Frame Cutout Dimensions
  Spacebar (Keycap sizes 1x2, 1x2.5, 1x2.75)
Spacebar Dimensions - 1x2 Keycaps
  Spacebar (Keycap sizes 1x3, 1x7, 1x8, 1x9, 1x10)
Spacebar Dimensions - 1x3+ Keycaps

For dimension "A" refer to chart below. All dimensions shown are in inches.

  Leveling Mechanism Kits
  Keycap Size

1x2
1x2.5
1x2.75

1x3
1x8
1x8
1x9
1x10
1x7
Keycap Type
Standard &
Cylindrical
Standard &
Cylindrical
Standard
Cylindrical
Cylindrical
Dimension "A" (inches)
0.94
1.50
5.25
5.25
4.5
Part Number with Frame
G99-0224
G99-0225
G99-0226
G99-0226
G99-0379
Part Number without Frame
G99-0742
G99-0743
G99-0744
G99-0744
G99-0745

 

  Ordering Information
Part Number Examples Description
MX1A-11DN Standard force, momentary, face plate mount with diode
MX1A-11NN Standard force, linear, face plate mount
MX1A-11NW Standard force, linear, PCB mount
MX1A-21NW Higher force, linear, PCB mount
MX1A-C1NN Standard force, soft tactile, face plate mount
MX1A-C1NW Standard force, soft tactile, PCB mount
MX1A-E1NN Standard force, click tactile, face plate mount
MX1A-E1NW Standard force, click tactile, PCB mount
  Ordering Information — Build a part number
MX
1
A
1
1
n
n
Keyswitch
Series
10mA,
12V max.
Code
Contact Material
1
AuAg10,
10mA,
12V max.
5
Special
Code
Contact Config.
A
SPST NO
C
Special
Code
Operating Characteristics, Actuating Force and Key Style
0
Special
1
Momentary, single-pole, 2.1 oz., standard keyswitch, black keystem
2
Momentary, single-pole, 2.8 oz., spaceba, grey 37 keystem
C
Momentary, single-pole, tactile feel, 2.3 oz., clear keystem
D
Momentary, single-pole, tactile feel, 2.8 oz., spacebar, grey 39 keystem
E
Momentary, single-pole, tactile feel, 2.1 oz., "click"differential movement, blue keystem
F
Momentary, single-pole, tactile feel, 2.8 oz., "click"differential movement, spacebar, green keystem
Code
Keystem Config.
1
Standard
straight for cylindrical
and standard keycaps
Code
LED
Diode
N
No LED,
No diode
R
Red LED,
No diode
G
Green LED,
No diode
Y
Yellow LED,
with diode
D
No LED,
with diode
J
With
Jumper Wire,
no LED,
no diode

 

Code
PCB
Mountg Pins
N
No pins
(metal frame required)
W
With pins

   Specifications subject to change without notice.