Skip to content
Free Standard Shipping on Eligible Orders Over $100 in the Contiguous U.S.
Free Standard Shipping on Eligible Orders Over $100 in the Contiguous U.S.
Search
46850452 Genuine Bobcat DEF Multifunction Head Unit

46850452 Genuine Bobcat DEF Multifunction Head Unit

P/N: 46850452 Manufactured by: Bobcat
$1,099.00 - $1,099.00
$1,099.00
$1,099.00 - $1,099.00
$1,099.00
1 in Stock
Condition: New
We accept:
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa
Not Sure Which Part Fits?
Our support team is here to help.
+1 (828) 209-8010
Monday – Saturday | 8:00 AM – 8:00 PM (EST)
Fast 2–3 Day Shipping
30-Day Returns
In Stock & Ships Fast
Expert Support Available
2-Year Warranty

At Line Truck Parts LLC, we are committed to providing reliable automotive parts and a transparent customer experience. Eligible parts purchased directly from our website are covered by a 2-Year Limited Warranty, giving you added confidence in your purchase. Learn More

Product Overview

The 46850452 is a genuine Bobcat DEF Multifunction Head Unit designed for diesel exhaust fluid tank applications. This DEF multifunction head unit operates within the emissions system and manages DEF fluid delivery, coolant circulation, and sensor communication through a digital CANbus interface. 

Product Features

The 46850452 DEF Multifunction Head Unit is manufactured to Bobcat factory specifications for DEF tank monitoring and fluid management.

  • Configured with an 18-inch DEF header height.
  • Features a Deutsch DT4 standard electrical connector.
  • Utilizes a digital CANbus sensor communication interface.
  • Includes a 3/8 SAE J2044 DEF suction fitting connection.
  • Equipped with a 5/16 SAE J2044 DEF return fitting connection.
  • Incorporates a 40-micron in-tank filter element.

Technical Specifications

Condition New
Part Number 46850452
Brand Bobcat
Part Type DEF Multifunction Head Unit
In-Tank Filter 40µ


Installation Notes

The 46850452 DEF Multifunction Head Unit should be installed using the specified DEF, coolant, and electrical connections provided by the original equipment assembly. Inspect the tank sealing surface, fluid fittings, and electrical connector before installation to ensure proper fitment and system communication.

Verify part number, VIN, engine configuration, production date, emissions package, and applicable factory options before installation.