3MS/3MN/3MA3M-Series MINIATURE PUSHBUTTONS The 3M family of miniature pushbutton switches is composed of four switch series the 3MNH-Series premium sealed snap-action pushbutton, the 3MN-Series snap-action pushbutton, the 3MS-Series sealed snap-action pushbutton, and the 3MA-Series alternate-action pushbutton. These PC mount pushbutton switches offer a variety of ratings, circuits, contact materials, terminal platings, pushbutton styles, and optional color caps. 3MS-Series 3MN-Series 3MNH-Series 3MA-Series Product Highlights: Typical Applications: Resources: IP67 Sealing Telecommunications Configure a Complete Part Snap Action Contact Mechanism Performance Audio Download CAD & Sales Drawing Variety of Plunger and Bushing Lengths Networking Up to 14 Termination Choices Computers UL and cUL Approvals Instrumentation Sleek Black Finish Low Power On/Off Designs Carling Technologies, Inc. 60 Johnson Avenue, Plainville, CT 06062 Email: sales carlingtech.com www.carlingtech.com Application Support: team2 carlingtech.com Phone: 860.793.9281 Fax: 860.793.9231 2 3M-Series - General Specifications 3MNH-Series 3MS-Series Premium Sealed Sealed Snap-Action Miniature Pushbutton Switch Miniature Pushbutton Switch 3MA-Series 3MN-Series Alternate Action Snap-Action Miniature Pushbutton Switch Miniature Pushbutton Switch Electrical Material Contact Rating refer to ordering scheme Case 3MS-Series: Glass filled nylon 6/6, Electrical Life 50,000 make & break flame retardant, heat stabilized cycles full load (UL94V-0) Contact Resistance 3MS-Series: 50 m max. initial 3MN, 3MA & 3NMH-Series: Dially 2-4 VDC 100mA for both silver & phthalate (DAP) (UL 94V-0) gold plated contacts. Plunger 3MS & 3MA-Series: Glass filled 3MN, 3MA & 3NMH-Series: 10 m nylon or glass filled polyester max. initial 2-4 VDC 100mA for (UL94V-0) both silver & gold plated contacts. 3MN-Series: Thermoplastic Insulation Resistance 1000 M min. polyester, black Dielectric Strength 1500 Volts RMS sea level 3NMH-Series: Brass, black finish with o-ring seal Bushing 3MN-Series: Brass, nickel plated Physical 3MA-Series: Zinc, nickel plated Operating Temperature -30C to +85C 3NMH-Series: Brass, black finish Index of Protection 3MS-Series: IP68 with o-ring seal 3MNH-Series: IP67 Housing 3MN & 3MA-Series: Stainless Steel Cap Installation Support 3MS-Series: 10 lbs. max. Switch Support Retainer 3MS-Series: Stainless Steel Solder Heat Resistance MIL-STD-202, Method 210 Terminal Seal Epoxy *Manufacturer reserves the right to change product specification without prior notice. Email: sales carlingtech.com Application Support: team2 carlingtech.com Phone: (860) 7939281 Fax: (860) 7939231 www.carlingtech.com