Solenoid Valve 12V Q612-A17V12 — Replaces Trombetta 2003ES-12E2U1B2 | Excavator Engine & Fuel System

The Trombetta 2003ES series is a widely used solenoid in excavator fuel shutoff and engine control applications. When it fails, your machine won't start, won't shut down correctly, or cuts out unexpectedly mid-operation. This direct-replacement 12V solenoid valve is built to Trombetta specifications, restoring precise electromagnetic control of your excavator's fuel or engine management system so your machine starts on command and shuts down safely every time.

✅ Replaces These Part Numbers

• Q612-A17V12 (primary part number)
• 2003ES-12E2U1B2 (Trombetta series reference)

🔧 Signs Your Trombetta Solenoid Is Failing

Engine cranks but won't start despite good fuel and battery, engine starts then immediately stalls, engine won't shut off when the key is turned, or intermittent no-start conditions that are hard to reproduce are all classic Trombetta solenoid failure symptoms. Because this solenoid controls fuel flow to the engine, its failure is frequently misdiagnosed as a fuel pump, injection pump, or electrical fault — leading to unnecessary and expensive repairs before the real cause is identified.

⚙️ Product Highlights

• Part Number: Q612-A17V12
• Replaces: Trombetta 2003ES-12E2U1B2
• Voltage: 12V DC
• Condition: 100% New — Aftermarket Quality
• Trombetta-Spec Actuation: Delivers reliable on/off electromagnetic switching for precise fuel flow or engine management control
• Built for Heavy Equipment Duty: Engineered to withstand high-pressure fluid exposure, vibration, and temperature extremes of continuous excavator operation
• Direct Replacement: Drop-in fit — no modification required
• Applications: Excavator fuel shutoff systems, engine management control, construction and mining equipment

📦 What's Included

1 × Solenoid Valve 12V DC (Q612-A17V12)

⚡ Fast Shipping — Restore Reliable Engine Control

In stock and ready to ship. Not sure if this is the right Trombetta solenoid for your application? Contact us with your equipment make, model, and the existing part number on your solenoid and we'll confirm before you order.