44-6727 Fuel Shut Off Solenoid for Thermo King SMX SB Unit Isuzu 2.2 12 Volt

Product Overview

This fuel shut off solenoid 12 volt 44-6727 controls fuel flow to the engine on Thermo King SMX and SB transport refrigeration units equipped with an Isuzu 2.2L diesel engine. It engages when power is applied to allow fuel and disengages to stop the engine, providing reliable shutdown control. The solenoid is a direct electrical replacement for the original part.

Key Features & Performance

• 12 volt DC operating voltage for standard truck battery systems
• Direct OEM replacement for Thermo King part number 44-6727
• Compact design for easy installation in tight engine compartments
• Pull-type solenoid with spring return for fail-safe shutoff
• Durable coil and housing resist vibration and thermal stress

Fitment & Compatibility

• Thermo King SMX series refrigeration units with Isuzu 2.2 engine
• Thermo King SB series refrigeration units with Isuzu 2.2 engine
• Applications using OEM part 44-6727

Common Uses

• Replacing failed fuel shutoff solenoids in truck refrigeration units
• Servicing Thermo King SMX and SB units during routine maintenance
• Restoring engine start/stop functionality on Isuzu 2.2 diesel auxiliary engines

Technical Specifications

• Part Number(s): 44-6727
• Voltage: 12 Volt DC
• Type: Pull-type solenoid with spring return
• Mounting: Two-bolt flange

Frequently Asked Questions

Q: Will this solenoid work on a Thermo King SMX with a different engine? A: It is specifically designed for the Isuzu 2.2 engine; verify your engine model before purchase.

Q: Is this an OEM part or an aftermarket replacement? A: This is a direct replacement for the OEM Thermo King part 44-6727, built to meet or exceed original specifications.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.