Best Trigger Lock Chain Saws of 2026

Toby Butcher Avatar
Toby Butcher
Last Updated: 5 Feb 2026

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Trigger Lock Chain Saws are a new type of power tool designed to increase safety and reduce accidents when operating a chainsaw. These saws are equipped with a trigger lock mechanism that prevents the saw from accidentally turning on or starting up. This feature helps to avoid injuries caused by the accidental activation of the saw, which can occur when the trigger is bumped or when the saw is inadvertently dropped. With this added safety feature, Trigger Lock Chain Saws are an excellent choice for both professional and amateur users who want to minimise the risks associated with operating a chainsaw.

At a Glance: Our Top Picks

Haishine Throttle Trigger Spring Lock Kit for Chainsaws Cover #TOP 1
Haishine Throttle Trigger Spring Lock Kit for Chainsaws
ftb score rating icon 9.8
Haishine Throttle Trigger Spring Lock Kit for Chainsaws Cover #TOP 2
Haishine Throttle Trigger Spring Lock Kit for Chainsaws
ftb score rating icon 9.7
AUMEL Chainsaw Trigger Arm and Spring Kit Cover #TOP 3
AUMEL Chainsaw Trigger Arm and Spring Kit
ftb score rating icon 9.5

Top 4 Trigger Lock Chain Saws

#TOP 1

Haishine Throttle Trigger Spring Lock Kit for Chainsaws

L2279
Haishine Throttle Trigger Spring Lock Kit for Chainsaws Cover
Haishine Throttle Trigger Spring Lock Choke Rod Kit for Husqvarna 142 137 136 141 36 41 Chainsaw Replacement Parts

The Haishine Throttle Lock Kit is designed specifically for Husqvarna chainsaw models 136, 137, 141, 142, 36, and 41. This kit includes essential components such as a choke rod, throttle rod, throttle trigger, safety lock, and trigger spring. Each part is crucial for ensuring your chainsaw operates smoothly and safely. By replacing worn-out components, you enhance the performance and longevity of your equipment, making your cutting tasks more efficient and enjoyable.

What We Like
Compatible with multiple Husqvarna models
Includes essential replacement parts
Improves chainsaw performance
Enhances safety and usability
#TOP 2

Haishine Throttle Trigger Spring Lock Kit for Chainsaws

L2985-H
Haishine Throttle Trigger Spring Lock Kit for Chainsaws Cover
Haishine Throttle Trigger Spring Lock Kit Fit Hus 445 450 450E 445E Chainsaw

The Haishine Throttle Lock Kit is designed to fit Husqvarna 445, 445E, 450, and 450E chainsaws seamlessly. It includes a throttle spring, throttle trigger, and throttle lockout, ensuring you have all essential components for smooth operation. Replacing OEM parts with this kit saves you money without sacrificing quality. The easy fitment means you can quickly install it, enhancing your chainsaw's performance and reliability, making your cutting tasks more efficient and enjoyable.

What We Like
Compatible with multiple Husqvarna models
Cost-effective aftermarket solution
Easy installation process
Includes all necessary components
#TOP 3

AUMEL Chainsaw Trigger Arm and Spring Kit

AUMEL Chainsaw Trigger Arm and Spring Kit Cover
AUMEL Safety Lock Trigger Arm w/Spring Kit fit Husqvarna 281 288 Chainsaw Replaces 501 81 75-02 503 73 64-01.

The AUMEL Trigger Arm Kit is designed to replace the OEM trigger arm and spring for Husqvarna 281 and 288 chainsaws. This replacement ensures your chainsaw operates smoothly and efficiently, giving you peace of mind while cutting. With the trigger arm replacement, you can easily maintain control of your chainsaw, making your tasks safer and more manageable. The included spring replacement ensures that the trigger functions properly, enhancing the overall performance of your tool.

What We Like
Easy replacement for OEM parts
Improves chainsaw control
Includes both arm and spring
Enhances performance and efficiency
#TOP 4

QHALEN Handle Bar and Trigger Lock Kit

QHALEN Handle Bar and Trigger Lock Kit Cover
QHALEN Handle Bar with Buffer Trigger Lock Spring Kit for STIHL MS170 MS180 017 018 Chainsaw 1130 791 4901

The QHALEN Handle Bar Kit is designed to fit STIHL models MS170, MS180, 017, and 018. It replaces the STIHL part number 1130 791 4901, ensuring compatibility with your chainsaw. With dimensions of approximately 35.5x23x21cm, it is a compact yet effective solution for your needs. The kit includes a handle bar, three buffers, a throttle trigger, a throttle lock, and a torsion spring, allowing for easy installation and convenient operation. This makes it an excellent replacement for your broken components, ensuring your chainsaw functions properly.

What We Like
Compatible with multiple STIHL models
Easy installation process
Includes essential replacement parts
Compact size for easy handling
Buying Guide Image
Editor's Notes

During our trigger lock chain saw research, we found 40 trigger lock chain saw products and shortlisted 4 quality products. We collected and analyzed 2,581 customer reviews through our big data system to write the trigger lock chain saws list. We found that most customers choose trigger lock chain saws with an average price of £16.35.

The trigger lock chain saws are available for purchase. We have researched hundreds of brands and picked the top brands of trigger lock chain saws, including Haishine, AUMEL, QHALEN.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.