GET THE RIGHT FIT

Add a serial number for a piece of Cat equipment, and we'll tailor this website to focus on parts that fit.

Add Equipment

233-9856

233-9856: Fuel Water Separator

FREE SHIPPING

Free standard shipping when you buy 4 filters

$23.54 In stock In stock

Add To Cart

ABOUT THIS PRODUCT

Cat® Standard Efficiency Fuel Water Separators are designed to eliminate 100% free water and 90% emulsified water, along with smaller contaminates, while also helping extend the life of your fuel filter and fuel injectors.

Designed and built specifically for Cat equipment, our fuel water separators extend the life of your secondary filter and precision fuel system components.

Choosing genuine Cat filters is the best choice for protecting your Cat equipment.

Attributes:
• Designed by Caterpillar to be an integrated component of your critical fuel system
• Only available from Caterpillar
• No one knows Cat Fuel Systems better than Caterpillar
• Cat Filters perform better than will-fitters - see the test results

SEE WARRANTY INFO

warning:

This product can expose you to chemicals includingLead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Specifications

Efficiency Rating Standard Efficiency

Quick Links

GET THE RIGHT FIT

ADD YOUR CAT EQUIPMENT

FIND THE IDENTIFICATION PLATE

WE'RE NOT FINDING THAT SERIAL NUMBER IN OUR RECORDS

233-9856

ABOUT THIS PRODUCT

warning:

Specifications

videos

Cat® Filters | Committed to Customers.

Oil Filter Inspection Tips for your Cat® Machine.

Why Cat® Filters are Different than the Rest.

How To Inspect & Maintain the Air Filter on Your Cat® Machine.

Cat® Filter at Work.

Properly Changing Return Filter on Cat® Hydraulic Excavators.

New Engine Filter Installation Training.

Resources

Filter Cross Reference

The Inside Story on Cat® Filters

Cat® Publications: Buy Now

EMAIL OFFER PROMOTION
$10 OFF A $50+ ORDER - LIMITED TIME ONLY!

OFFICIAL TERMS AND CONDITIONS

Get Exclusive email offers!

sign up & get

$10 Off your$50+ order*

EMAIL OFFER PROMOTION$10 OFF A $50+ ORDER - LIMITED TIME ONLY!

OFFICIAL TERMS AND CONDITIONS

Awesome!

You're all signed up

15% OFF FILTERS *Get the Details >

BUY 4 FILTERS, GET FREE SHIPPING *Get the Details >

30-DAY FREE RETURNS *Get the Details >

GET THE RIGHT FIT

ADD YOUR CAT EQUIPMENT

FIND THE IDENTIFICATION PLATE

WE'RE NOT FINDING THAT SERIAL NUMBER IN OUR RECORDS

233-9856

ABOUT THIS PRODUCT

warning:

Specifications

videos

Cat® Filters | Committed to Customers.

Oil Filter Inspection Tips for your Cat® Machine.

Why Cat® Filters are Different than the Rest.

How To Inspect & Maintain the Air Filter on Your Cat® Machine.

Cat® Filter at Work.

Properly Changing Return Filter on Cat® Hydraulic Excavators.

New Engine Filter Installation Training.

Resources

Filter Cross Reference

The Inside Story on Cat® Filters

Cat® Publications: Buy Now

View Offers

Get Exclusive email offers!

sign up & get

$10 Off your$50+ order*

Awesome!

You're all signed up

EMAIL OFFER PROMOTION$10 OFF A $50+ ORDER - LIMITED TIME ONLY!

OFFICIAL TERMS AND CONDITIONS

$10 Off your
$50+ order^*

EMAIL OFFER PROMOTION
$10 OFF A $50+ ORDER - LIMITED TIME ONLY!

15% OFF FILTERS
*Get the Details >

BUY 4 FILTERS, GET FREE SHIPPING
*Get the Details >

30-DAY FREE RETURNS
*Get the Details >

$10 Off your
$50+ order^*

EMAIL OFFER PROMOTION
$10 OFF A $50+ ORDER - LIMITED TIME ONLY!