Sierra Marine Parts Catalog
IGNITION SWITCHES
Sierra offers the most complete selection of high quality polyester and brass ignition switches for
the marine industry.
Marine grade glass-filled polyester switches
� Maximum corrosion protection � eliminates oxidation
� Inner seal between cylinder lock and contact plate
� Non-conductive housing eliminates potential shorts
� 20 Amp rating
� 2, 3 and 4 position switches
� Switches for magneto and conventional ignitions
Brass ignition switches
� Corrosion resistant construction
� Up to 15 Amp rating
� 2, 3 and 4 position switches
� Switches for magneto and conventional ignitions
4 POSITION CONvENTIONAL � ACCESSORY � OFF � RUN � START
MP41040 � CLAMSHELL
MP39800 � CLAMSHELL
MP39700 � CLAMSHELL
MP41042 � BULK 100 PCS/CTN
MP39802 � BULK 100 PCS/CTN
MP39702-1 � BULK 100 PCS
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Material
polyester
Material
polyester
Material
polyester
Length
Long: 1 1/8" maximum panel thickness
Length
Long: 1 1/8" maximum panel thickness
Length
Long: 1 1/8" maximum panel thickness
Terminal Type
4 Screw Tab
Terminal Type
4 Color Code Wires
4 Blade
Terminal Type
Brass
Back Up Nut
Back Up Nut
Brass
Back Up Nut
Brass
Face Nut
Knurled black plastic w/rubber cap
Face Nut
Knurled black plastic w/rubber cap
Hex black plastic face nut
Face Nut
Hole Size
7/8"
Hole Size
7/8"
Hole Size
7/8"
rated;
rated;
rated;
Ignition
15 Amp @ 12v DC
Ignition
15 Amp @ 12 VDV
Ignition
15 Amp @ 12v DC
30 Amp @ 12v DC
Solenoid
Solenoid
30 Amp @ 12 VDC
30 Amp @ 12v DC
Solenoid
Accessory
15 Amp @ 12v DC
Accessory
15 Amp @ 12 VDC
15 Amp @ 12v DC
Accessory
MP39070 � CLAMSHELL
UN12140 � CLAMSHELL
MP41020 � CLAMSHELL
MP39072 � BULK 100 PCS/CTN
UN12142 � BULK 100 PCS/CTN
MP41022 � BULK 100 PCS/CTN
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Material
Brass
Material
Die Cast Zinc
Material
Brass
Length
Long: 1" maximum panel thickness
Length
Short: 5/8" maximum panel thickness
Length
Long: 1" maximum panel thickness
Terminal Type
4 Screw Tab
Terminal Type
4-Threaded stud
Terminal Type
4 Screw Tab
Back Up Nut
Brass
Back Up Nut
Die Cast Zinc
Back Up Nut
Brass
Face Nut
Knurled black chrome w/rubber cap
Face Nut
Knurled Chrome Face Nut
Face Nut
Hex Chrome Face Nut
Hole Size
7/8"
9/16"
Hole Size
Hole Size
7/8"
rated;
rated;
rated;
Ignition
15 Amp @ 12v DC
Ignition
15 Amp @ 12v DC
Ignition
15 Amp @ 12v DC
Solenoid
30 Amp @ 12v DC
Solenoid
30 Amp @ 12v DC
Solenoid
30 Amp @ 12v DC
Accessory
15 Amp @ 12 VDC
Accessory
15 Amp @ 12 VDC
Accessory
15 Amp @ 12v DC
Wire color codes
Red - Battery
Yellow w/ Red Stripe - Solenoid
Purple - Ignition
Purple w/ white stripe - Accessory
27
Black - Magneto Ground
Black w/ yellow stripe - Magneto
Yellow w/Black Stripe - Choke