HOLIDAY ALERT

We will be closing at 12 PM EST on Friday, April 18th, in observance of Good Friday and Easter.
Any orders placed after this time will be processed on Monday, April 21st.
Have a happy Easter weekend!

Weather Closure Alert

Due to severe weather, our White House, Tennesee location will be closed Wednesday the 19th.

All shipments from this location will resume on Thursday the 20th. Thank you for your patience!

WE WANT TO HEAR FROM YOU!

We strive to make improvements that make it easier to serve your boating needs.
We’d like to know more about you and how we can do the best job possible for you.
Please take the time to complete this brief 3-5 minute survey to help us serve you better.

FREE Ground Shipping on Orders over $100!  Exceptions apply - see details.

Toggle Nav
  • Sign In
  • Create an Account
My Cart
Search
Menu
Account
Settings
Engine Alarm Switches

Engine Alarm Switches

Items 1-12 of 17

Set Descending Direction
View as List Grid
Page
  1. crusader water temperature switch - R020014A
    Water Temperature Alarm Switch | Crusader R020014A
    CRU-R020014A
    Qty In Stock: 12
    Brand: Crusader
    OE Crusader engine temperature alarm switch activates a buzzer or light when engine temps reach dangerous levels. Learn More
    MSRP: $66.46 $55.05
    Add to Wishlist
  2. Small
    Exhaust Temperature Sensor | Volvo Penta 3862500
    VOLVO-3862500
    Qty In Stock: 63
    Brand: Volvo Penta
    OE Volvo exhaust temperature switch activates an alarm if overheating occurs. Learn More
    MSRP: $35.90 $30.18
    Add to Wishlist
  3. Crusader R020015A Oil Pressure Switch
    Oil Pressure Switch | Crusader R020015A
    CRU-R020015A
    Qty In Stock: 26
    Brand: Crusader
    Low oil pressure switch with spade terminal controls alarm and/or warning light. Learn More
    MSRP: $65.51 $54.08
    Add to Wishlist
  4. Large Image
    Transmission Oil Temperature Switch | Crusader R020037
    CRU-R020037
    Qty In Stock: 13
    Brand: Crusader
    Temperature switch activates alarm buzzer if transmission reaches 235 degrees. Learn More
    MSRP: $148.50 $117.61
    Add to Wishlist
  5. Small Image
    Oil Pressure Fuel Shut-Off Switch | Crusader R153005
    CRU-R153005
    Qty In Stock: 7
    Brand: Crusader
    OE Crusader disconnect switch kills current to the fuel pump when oil pressure is lost. Learn More
    MSRP: $82.01 $72.01
    Add to Wishlist
  6. Volvo Penta Audible Alarm - 3860264
    Volvo Penta Audible Alarm | Volvo Penta 3860264
    VOLVO-3860264
    Qty In Stock: 13
    Brand: Volvo Penta
    Volvo Penta 3860264 Audible Alarm Learn More
    MSRP: $108.00 $94.04
    Add to Wishlist
  7. Large
    Exhaust Temperature Sensor Switch | Pleasurecraft Marine R020047
    PCM-R020047
    Qty In Stock: 2
    Brand: Pleasurecraft Marine

    Exhaust Temperature Sensor Switch

    Learn More
    MSRP: $38.00 $34.96
    Add to Wishlist
  8. Chrysler 2875010 Exhaust Temperature Switch
    Exhaust Temperature Switch | Chrysler 2875010
    2875010
    Qty In Stock: 6
    Brand: Chrysler Marine
    Overheat temperature switch is located in the exhaust manifold of Chrysler marine engines. Learn More
    MSRP: $125.52 $124.91
    Add to Wishlist
  9. Sierra OP22900 Oil Pressure Switch
    Oil Pressure Switch | Sierra OP22900
    SIERRA-OP22900
    Qty In Stock: 11
    Brand: Sierra
    Oil Pressure Switch 6 PSI Learn More
    MSRP: $19.39 $13.70
    Add to Wishlist
  10. Small Image
    Fuel Shut-Off Switch | Crusader 98220
    CRU-98220
    Qty In Stock: 15
    Brand: Crusader
    OE Crusader disconnect switch kills the fuel pump when oil pressure is lost. Learn More
    MSRP: $161.78 $143.06
    Add to Wishlist
  11. Small Image
    Audible Warning System Kit | Sierra MP41400
    SIERRA-MP41400
    Qty In Stock: 17
    Brand: Sierra

    Kit includes oil pressure switch, water temperature switch, and alarm buzzer to alert of low oil pressure or high engine temperature

    Learn More
    MSRP: $53.59 $31.66
    Add to Wishlist
  12. Sierra TS25101 Temperature Switch
    Temperature Switch 200 Degree Trip - 3/8-18 in. NPT | Sierra TS25101
    SIERRA-TS25101
    Qty In Stock: 14
    Brand: Sierra

    Overheat temperature switch turns on audible alarm or warning light. The switch trips at 200 degrees farenheit.

    Learn More
    MSRP: $32.29 $18.95
    Add to Wishlist

Items 1-12 of 17

Set Descending Direction
View as List Grid
Page
My Wish List
Last Added Items
  1. Add to Cart
    Remove This Item
Go to Wish List
You have no items in your wish list.
© 2025 Marine Parts Source. All Rights Reserved.