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Press Release April 01 1999
K3 Series Sealed Illuminated Rocket Switches
are Submersible and Snap-in Mount
OTTO CONTROLS, manufacturer of precision switches, has
announced a new series of sealed illuminated rocker switches,
capable of withstanding submersion.
Designated the K3 series, these snap-in panel mounting rockers
feature front panel re-lamping capability
without disturbing the dusttight and watertight seal, choice of
illuminated and printed legends,
through-panel drain option, and switching capability from low
level through 20 amps. A choice of LED,
incandescent and neon illumination is offered. Legends can be
stamped onto a non-illuminated button,
stamped onto an illuminated lens, or laser etched into the lens
and backlit. A full compliment 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.
Expect a minimum of 100,000 cycles mechanical life; 25,000 cycles
electrical life at full rated load. Seal is
moistureproof and dusttight to IP68 per IEC 529. Operating Temperature
Range is -40°C to +85°C. Case
and Bezel is molded of thermoplastic in a choice of red, black,
or white. The rocker actuator is molded of
nylon in a choice of red, black or white.
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. Compliance Standards
include EN61508-1 for appliance
switches, UL 1054 for special use switches, UL 1500 for Ignition
protection of marine products, and SAE
J1455 for heavy duty trucks.
Custom plating of terminals and contacts, custom colors of molded
parts as well as value-added
assemblies with wire leads are also available.
Mounting is snap-in from front into an industry standard panel
cutout of .87" X 1.73". Panel push out force
is 45 lbs. Contacts are silver alloy standard, with gold flash
for low level applications. Terminals are brass
?" Q.C. standard.
Light source options include 6V, 12V, 24V Incandescent; 125V,
250V Neon; and 2V, 6V, 12V, 24V red,
green or amber LEDs.
Typical price for production quantities of a SPDT, three-position,
illuminated rocker is in the $4.50 range.
Delivery is 8-10 weeks ARO.