
RECOMMENDED MINIMUM WIRE SIZES
BASED ON 15-FOOT WIRE RUN
AMP DRAW MIN. WIRE SIZE
Below 5 #18 AWG
5-8 #16 AWG
9-13 #14 AWG
14-21 #12 AWG
22-36 #10 AWG
NOTE: Larger wires and tight connections will provide longer service life for
switches and improve lighting performance. High ambient temperatures
(e.g. under hood) will significantly reduce the current carrying capacity of wires,
fuses and circuit breakers.
PARTS AND SWITCHES
SPST — Single Pole, Single Throw switch; controls a single circuit.
SPDT — Single Pole, Double Throw switch; controls either one or two circuits.
DPST — Double Pole, Single Throw switch; high amperage single circuit.
DPDT — Double Pole, Double Throw switch; for radio rebroadcast.
Radio Rebroadcast — Transfers radio messages to siren speaker.
Momentary — Remains active only while held, springs back to OFF.
Progressive — Turns two functions on or off in a set sequence.
NUMBER TYPE APPLICATION POSITIONS LIGHTED RATING
T02811 SPST Single circuit OFF-ON YES 20 amp
T02812 SPDT Alternate circ. ON-OFF-ON YES 20 amp
T02813 SPST Momentary OFF-MomON NO 8 amp
T02814 Blank Fills hole — NO —
T02815 SPDT Moment/Moment ON-OFF-ON NO 8 amp
T02820 —- Red Indicator Light — YES -
T02821 DPST High Amperage OFF-ON YES 40 amp
T02822 SPDT StringRay switch ON-OFF-0N NO 20 amp
T02823 DPDT Radio Rebroadcast ON-ON NO 8 amp
T02824 PROG Progressive OFF-ON-ON YES 20 amp
T02838 Auto Reset Circuit Breaker — - 40 amp
T02871 Push Button Switch (415T only) OFF-ON NO 1 amp
T02872 Actuator Disk (PTO unit only)
S38033 Fuse Stack (Factory Upgrade—cannot be field installed)
S38046 Backlighting Assembly (Bulbs with wires only)
S38049 Backlighting Assembly (Complete)
S38093 Floor-mounting Bracket, PTO Control
S25013 RockerPak Mounting Bracket (2 required)
Parts not listed should be purchased locally
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