Larson Electronics Non-Metallic Explosion Proof Momentary Switch - Mushroom Head Push Button - C1D2 - C2D2 - C3D1&2

The HLSW-PB20-MMS from Larson Electronics is a non-metallic mushroom head momentary switch that is rated for Class I Division 2 Groups A, B, C & D, Class II, Division 2, Groups E, F & G and Class III, Divisions 1 & 2 hazardous environments. This ATEX certified single mushroom head momentary push button switch has a din rail mount design and is constructed of an impact resistant glass reinforced non-metallic material with silicone gaskets. The HLSW-PB20-MMS has a black housing color with a choice of green or red button and boasts a compact size for convenient mounting and use. This Class I Division 2 Groups A, B, C & D rated non-metallic mushroom head momentary switch is designed for din rail mounting. It is ideal for mounting and use in petroleum refineries, chemical plants, petrochemcial plants and other facilities where similar conditions exist. The HLSW-PB20-MMS has explosion protected contact blocks that are rated for voltages up to 690V AC, is capable of handling 20 amps for switching duty and has a horsepower rating of 2 HP. This switch also features silver alloy contacts with gold flashing. This non-metallic mushroom head momentary switch has an ambient operating temperature of -50¡C to +60¡C and can be used in conjunction with motor starters or contactors for remote operation of motors. The HLSW-PB20-MMS C1D2 non-metallic single push button mushroom head momentary switch features a non-metallic housing that is constructed of a PA6 glass reinforced antistatic material that is impact resistant, f1 UV resistant and has a flame retardant rating of V-0. The housing on this switch is black and the button itself is offered in green or red. This switch has a 1/2" NPT hub and features silicone gasketing throughout. At Larson Electronics, we do more than meet your lighting needs. We also provide replacement, retrofit, and upgrade parts as well as industrial grade power accessories. Our craftsmen can custom build any lighting system and/or accessories to fit the unique demands of your operation. A commitment to honesty, quality, and dependability has made Larson Electronics a leader in the lighting and electronics business since 1973. Contact us today at 800-369-6671 or [email protected] for more information about our custom options tailored to meet your specific industry needs. Specifications / Additional Information HLSW-PB20-MMS Non-Metallic Mushroom Head Momentary Switch Ratings/Approvals Type: Mushroom Head Momentary Switch Class I, Division 2, Groups A, B, C, D Dimensions: 3.95"W x 4.21"H x 4.16"D Class I, Zone 1, AEx de IIC T4/T5/T6 Gb Voltage Rating: 690V AC 50/60Hz Class II, Division 2, Groups E, F, G Amperage Rating: 20A Class II, Zone 2, Aex tb IIIC T4/T5/T6 Db IP66 Horsepower Rating: 2 HP Class III, Divisions 1 & 2 Ambient Operating Temp Range: -50¡C to +60¡C II 2 G Ex de IIC T4/T5/T6 Gb UV Protection: f1 II 2 D Ex tb IIIC T4/T5/T6 Db IP66 Housing Materials: Non-Metallic Glass Reinforced Impact Resistant Antistatic Material NEMA 3, 4, 4X, 12, 13 Housing Color: Black Button Color: Green or Red Flame Retardant Rating: V-0 Special Orders- Requirements Gasket Material: Silicone Contact us for special requirements Mounting: Din Rail Mount Toll Free: 888-325-4448 Wiring Hub: (1) 3/4" NPT SS Hub Warranty: YES - 1 Year* E-mail: [email protected] Scroll Down to Purchase-