K3 SEALED ROCKERS SEALED, ILLUMINATED ROCKER SWITCHES ATTRACTIVE AND RUGGED FOR WET AND DUSTY ENVIRONMENTS The OTTO K3 series is a quality, precision switch designed to comply with standards established for appliance, marine (ignition protection) and off-road vehicles along with other demanding applications where rugged rocker switches are required. K3 series sealed rocker switches snap into industry-standard panel cutouts. Choose illuminated and printed legends, thru-panel drain option, and switching compatibility from low level to 20 amps. The K3 series offers a choice of LED, incandescent and neon illumination. Legends can be stamped onto a non-illuminated button, stamped onto an illuminated lens,or laser etched into the lens and backlit. Available in standard and low level contact ratings, the K3 rockers will fit a wide range of applications.Expect a minimum of 25,000 cycles at a full rated load of 20 amps resistive or 15 amps inductive. 100,000 cycles are possible at low level loads. A full complement of switch operation is available including momentary and maintained action in 2- or 3-position switches in SPST, SPDT, SPTT, DPST, and DPDT circuit arrangements. Standard Characteristics/Ratings: OPERATIONAL: OTTO can provide custom colors upon request. Value-added Mechanical Life: 100,000 cycles, minimum assemblies with wire leads are also available. Please consult the Seal: Watertight. Submersible to IP68 factory for assistance. Operating Temperature Range: -40C to +85C Button/Case: Thermoplastic. Mounting: Snap-In from front into industry standard panel cutout Quality Features: Contacts: Silver Alloy. Gold flash for low level Submersible, sealed watertight per IP68 Terminals: Brass 1/4 Q.C. Standard Light Source: 6V,12V,24V Incandescent 125V, 250V Neon 2V, 6V, 12V, Snap-in panel mounting into industry standard 24V red, green, amber LED panel cutout Optional panel seal gasket ELECTRICAL: LOAD CURRENT RATING LIFE Thru-panel drain option Type 12V & 28V 110VAC (Min.) LED,neon and incandescent lighting Resistive 20A16A 25,000 cycles Inductive15A 15A25,000 cycles .250 Q.C. terminals Lamp 5A 5A 25,000 cycles Optional one-piece connector Motor Load: 1/2 HP at 110 VAC Optional terminal barriers Dielectric Withstand: 1050 Vrms except across light terminals Compliance Standards (Pending): Low level to 20 amp switch EN61508-1 for appliance switches UL 1054 for special use switches UL1500 for ignition protection of marine products SAE J1455 for heavy duty trucks 68 OTTO CONTROLS 2005 Full Line Catalog Specifications Subject To Change Without NoticeROCKER SWITCHES K3 SEALED ROCKERS SEALED, ILLUMINATED ROCKER SWITCHES SNAP-IN PANEL MOUNTING Standard Legends Per SAE Specifications For legends not shown, please consult an OTTO representative. Specifications Subject To Change Without Notice OTTO CONTROLS www.ottoeng.com 69