Description
Overview:
The Throttle Lock is a genuine Husqvarna spare part for selected hedgetrimmers and related handheld machines. Made from durable, moulded polymer, it works with the throttle trigger to hold or stabilise engine speed, helping you maintain smooth and consistent control during trimming. Designed for everyday use, it provides accurate engagement and reliable return, reducing unwanted changes in throttle position. This OEM component gives a direct, like-for-like fit on Husqvarna 225H60 and 225H75 models and other compatible machines listed below. It is suitable for routine maintenance or as a replacement for a worn, cracked, or lost original part. Being a Genuine Part, it matches the original specification for compatibility and service life, and carries OEM No. 506 01 45 06 for easy identification.
Key Features:
- Genuine Husqvarna part for assured compatibility and reliability
- OEM No. 506 01 45 06 for correct identification and ordering
- High-strength polymer construction resists wear, impact, and fuel exposure
- Supports steady throttle position for consistent cutting performance
- Precise moulding for smooth engagement with the throttle trigger and linkage
- Direct replacement for damaged or missing throttle locks; no modification required
- Simple to fit with basic hand tools, minimising downtime
- Helps prevent unintended throttle changes for better control and safety
- Suitable for regular professional use and domestic maintenance
- Backed by Husqvarna's manufacturing standards for fit and function
Typical Applications:
Used in handle and trigger assemblies on compatible Husqvarna hedgetrimmers and similar handheld machines to stabilise throttle position during hedge trimming, shaping, and maintenance work. Ideal for restoring positive throttle feel and consistent engine response after wear, impact damage, or component fatigue.
Also known as:
Throttle stopper, speed control lock, engine throttle lock, throttle lockout, throttle detent.
Fits Models:
225H60, 225H75, 40, 45, 49, K2500
Alternate Part Numbers:
506 01 45-06, 506 01 45-03, 506014506, 506014503
