Quality E320 19-0609X-00 Controller for Excavator Parts

Product Overview

The E320 19-0609X-00 controller is an aftermarket replacement electronic control unit commonly marketed as a computer board / control panel / engine controller for Caterpillar excavator applications. It is used to manage and process machine/engine control signals to keep the excavator operating normally.

Official OEM Reference (Authority)

On the Cat® Parts Store, 119-0609 is listed as “CONT GP” under Control Units & ECMs, described as a Cat Reman Electronic Control Module (ECM) and marked Discontinued. Cat also shows 20R-2305 as an alternative Cat Reman ECM.

Notes:

• This Topvelsun product is an aftermarket replacement, NOT a genuine Caterpillar part.

• OEM numbers are used for identification/reference only.

• Part Number Clarification (Important)

In the aftermarket, the item title may show “19-0609X-00”, while some catalogs list the related reference as “119-0609X-00” (same application family). Please confirm using the original controller label photo and machine serial number before ordering.

Common Failure Symptoms

• Engine hard start / no start

• Sudden shutdown or intermittent stalling

• Power derate / abnormal engine response

• Communication-related fault codes (data link/CAN related)

• Machine runs but behaves unstable after warm-up

Before You Replace (Quick Check)

1. Check battery voltage and ground points

2. Inspect harness pins for corrosion/moisture

3. Confirm stable power supply to the controller

4. If possible, scan fault codes and verify whether the ECM is offline

Fitment Verification (Required)

To avoid mismatch, please send:

• Machine model + serial number

• Photo of the old controller label

• Clear photos of the controller and harness plugs (no need to describe angles)

FAQ

Q1: Is this a genuine CAT controller?

A: No. This is an aftermarket replacement. OEM references like 119-0609 / 20R-2305 are for identification only.

Q2: Why does the market show both 19-0609X-00 and 119-0609X-00?

A: Some sellers title it as 19-0609X-00, while listing 119-0609X-00 as the reference part number. Confirm by your original label and serial number.

Q3: Do I need programming after installation?

A: Depending on machine configuration, some controllers may require parameter/program matching. Please verify before purchase.