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103819017 Genuine Ferrara Fire Apparatus DEF Multifunction Head Unit

103819017 Genuine Ferrara Fire Apparatus DEF Multifunction Head Unit

P/N: 103819017 Manufactured by: Ferrara Fire Apparatus
$1,099.00 - $1,099.00
$1,099.00
$1,099.00 - $1,099.00
$1,099.00
1 in Stock
Condition: New
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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 103819017 is a genuine Ferrara Fire Apparatus 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 transfer, coolant circulation, and sensor communication through a digital CANbus interface. 

Product Features

The 103819017 DEF Multifunction Head Unit is manufactured to Ferrara Fire Apparatus 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.
  • Uses a 4.05-inch diameter bore seal tank interface.

Technical Specifications

Condition New
Part Number 103819017
Brand Ferrara Fire Apparatus
Part Type DEF Multifunction Head Unit
In-Tank Filter 40µ


Installation Notes

The 103819017 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.