J

J–53

Dimensions are shown: Inches (mm)

Specifications and dimensions subject to change

www.ckswitches.com

MS Series

Small Size Snap-acting Switches

Specifications

CONTACT ARRANGEMENT: SPDT

CONTACT RATING: 0.1 A @ 30 VDC

OPERATING LIFE: 500,000 cycles without load

50,000 cycles with load

INITIAL CONACT RESISTANCE: 50 m½ max.

INSULATION RESISTANCE: 100 M ½ min. @ 500 VDC

DIELECTRIC STRENGTH: 1000 VAC (50-60 Hz)

OPERATING TEMPERATURE: -20ºC to + 70ºC

OPERATING FORCE: 70 ± 40 gf

PRE-TRAVEL (PT): 0.50 mm max.

OVERTRAVEL: 0.5 mm min.

OPERATING POSITION (OP): 5.50 ± 0.30 mm

Materials

COVER: PBT (UL94V-0)

HOUSING: PBT (UL94V-0)

KNOB: PBT (UL94V-0)

TERMINALS: Silver plated

NOTE: Specifications and materials listed above are for switches with standard

options. For information on specific and custom switches, consult Customer

Service Center.

PART NUMBER

MS-118305

Specifications

CONTACT ARRANGEMENT: SPDT

CONTACT RATING: 0.1 A @ 30 VDC

OPERATING LIFE: 500,000 cycles without load

50,000 cycles with load

INITIAL CONACT RESISTANCE: 50 m½ max.

INSULATION RESISTANCE: 100 M ½ min. @ 500 VDC

DIELECTRIC STRENGTH: 1000 VAC (50-60 Hz)

OPERATING TEMPERATURE: -20ºC to + 70ºC

OPERATING FORCE: 25 ± 15 gf

OVERTRAVEL: 0.5 mm min.

OPERATING POSITION (OP): 6.0 ± 0.80 mm

FREE POSITION (FP): 8.5mm max.

Materials

COVER: PBT (UL94V-0)

HOUSING: PBT (UL94V-0)

KNOB: PBT (UL94V-0)

TERMINALS: Silver plated

NOTE: Specifications and materials listed above are for switches with standard

options. For information on specific and custom switches, consult Customer

Service Center.

PART NUMBER

MS-118305-A

15 Jul 20

Smaller Size

Smaller Size