Datasheet

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MICRO SWITCH Premium Subminiature Basic Switches, SM Series
Table 1. Specifications
Characteristic Parameter
Differentiator
low operating force to 2 oz. max; power load switching capability to 11 A; motor load handling capacity to 1/4
HP (Vac)
Ampere rating 0.1 A to 11 A
Circuitry SPDT
Operating force 0.04 oz to 2 oz
Termination quick connect, solder, pcb
Actuator pin plunger, straight lever, roller lever, simulated roller lever, paddle lever
Voltage 115 Vac, 125 Vac, 250 Vac, 30 Vdc
Agency approvals UL, CE, CSA, ENEC, MILPRF8805, FAAPMA
Agency file information CE: 610581; UL: E12252; CSA: LR41372
Operating temperature 54°C to 121°C [65°F to 250°F]; select catalog listings 204°C [400°F]
Contacts silver, gold plated, bifurcated gold
Housing phenolic
Sealing sealed plunger on 411SM Series, other SM Series not weather sealed
Mechanical life
up to 10,000,000 operations for 11SM listings
up to 80,000 operations for 1SM/41SM listings
up to 1,000,000 operations for gold bifurcated contact
Size 12,7 mm H x 6,35 mm W x 20,3 mm L [0.5 in H x 0.25 in W x 0.8 in L]
Electrical data and UL codes
Table 2. UL Electrical Ratings
Code Circuitry Electrical data and UL codes
J SPDT
5 A res., 3 A ind., (sea level),
5 A res., 2.5 A ind., (50,000 feet), 28 Vdc. UL rating: 5 A, 250 Vac
K SPDT UL rating: 5 A, 125 or 250 Vac
M SPDT UL rating: 11 A and 1/4 hp, 125 or 250 Vac
N SPDT 1 A res., 0.5 A ind., 30 Vdc. UL rating: 1 A, 125 Vac
P SPDT 1 A res., 30 Vdc. UL rating: .1 A, 125 Vac
R SPDT
5 A res., 3 A ind., 2.4 A lamp load (sea level),
5 A res., 2.5 A ind., 2.4 A lamp load, (50,000 feet), 28 Vdc.
5 A res., 5 A ind., 1.5 A lamp load, 115 Vac. 60 Hz (sea level)
S SPDT UL rating: 4 A, 250 Vac