EGO STA1500 String Trimmer Attachment Review
The EGO STA1500 is a 15-inch string trimmer attachment made for the EGO POWER+ Multi-Head System, delivering strong and precise cutting performance. It’s designed to work seamlessly with the PH1400 and PH1420 power heads, giving users flexibility and dependable power.
In this blog, we’ll take a closer look at what makes the STA1500 such a reliable and efficient choice for trimming tasks.

EGO STA1500 15-inch String Trimmer Attachment Review
Features
Specifications
Brand | EGO |
Model Name | STA1500 |
Attachment Type | String Trimmer Attachment |
Drive Shaft | Solid steel |
Cutting Swath | 15-inches |
Line Type | Dual-twist, professional-grade |
Line Diameter | 0.095 inch |
Trimmer Head Type | Rapid Reload |
Water Resistance Rating | IPX4 |
Compatibility | EGO Power+ Multi-Head System (PH1400, PH1420) |
Weight | Approx. 3.5 lbs (attachment only) |
Warranty | 5-year limited warranty |
Thoughtful Design and Build Quality
EGO designed the STA1500 to be both rugged and lightweight, striking the perfect balance between durability and user comfort. Its solid steel drive shaft efficiently transfers power from the motor to the cutting head, ensuring smooth, consistent performance even under heavy load. This feature also helps minimize vibration, which can cause fatigue during longer trimming sessions.
The trimmer’s IPX4-rated water resistance adds extra resilience for outdoor conditions. You can work through light rain or damp grass without worrying about damage. Every part of the STA1500 feels solid and well-built, giving users confidence that it will stand up to years of regular use while still performing like new.
Cutting Width and Performance

The EGO STA1500 features a 15-inch cutting width, which strikes the perfect balance between efficiency and control. This generous swath allows you to cover more ground in less time while maintaining precise trimming along edges or tight spaces. It’s powered by the EGO power head, which provides impressive torque for cutting through thick grass and weeds effortlessly.
When paired with a high-capacity EGO battery, you can expect consistent performance from start to finish. The trimmer delivers clean, even cuts, reducing the need for multiple passes. Whether you’re maintaining a small yard or a larger property, the STA1500 ensures you achieve a professional-looking result every time.
Rapid Reload Head System

One of the standout features of the EGO STA1500 is its Rapid Reload head. This innovative system makes it easy to replace the trimmer line quickly, saving time and eliminating the frustration of dealing with complicated spools. You simply thread the line through the head, align it evenly, and twist to wind—it’s that simple.
This feature is especially convenient for users who trim frequently or handle larger properties. It reduces downtime and keeps you focused on the job rather than maintenance. Combined with EGO’s durable trimmer head design, the Rapid Reload system enhances usability and overall efficiency.
Line Compatibility and Cutting Power

The STA1500 uses a dual-twist, 0.095-inch nylon line, which is known for its strength and cutting precision. This line thickness allows it to handle dense grass and light brush with ease, producing clean cuts that look sharp and professional. The dual-line feed ensures balanced trimming and reduced vibration during operation.
EGO’s design helps maintain line stability and minimizes tangling or breakage, even when dealing with tough vegetation. This means less frequent reloading and smoother operation overall. Whether trimming lawn edges or clearing thick patches, the STA1500 delivers dependable power and consistent results.
Compatibility with EGO Power Heads
The EGO STA1500 is fully compatible with EGO’s multi-head power systems, including the PH1400 and PH1420. These power heads deliver variable speed control and high torque, giving you the flexibility to handle a variety of trimming conditions. The attachment locks in securely and transfers power efficiently for optimal performance.
EGO’s multi-head system is designed for convenience and efficiency, making it easy to expand your tool collection without buying separate motors or batteries for each function. The STA1500 fits right into this ecosystem, providing excellent value for users who already own EGO products.
Ease of Use and Comfort
The EGO STA1500 was made with user comfort in mind. Its lightweight construction and balanced design reduce fatigue during extended use, allowing you to trim for longer periods without strain. Even in tough spots or tight corners, the trimmer remains easy to handle and maneuver.
The quick-connect mechanism makes it effortless to attach or remove from the power head. Combined with adjustable handle positions on the compatible power heads, you can customize your grip and working angle for maximum comfort and control.
Warranty and Support
EGO backs the STA1500 with a 5-year limited warranty, which speaks volumes about its build quality and reliability. This warranty covers defects in materials and workmanship, giving you long-term confidence in your purchase. When registered with EGO, you’ll have full access to customer support and service options if needed.
The brand’s strong reputation for after-sales support ensures that replacement parts and service assistance are readily available. EGO’s commitment to customer satisfaction makes owning the STA1500 not just convenient, but also worry-free.
Value for Money
When it comes to value, the EGO STA1500 delivers beyond expectations. It’s a cost-effective choice for anyone already using the EGO Multi-Head System, as it expands your tool collection without requiring another power source. This modular design is perfect for those who want professional-grade performance at a reasonable price.
In terms of long-term investment, the STA1500’s energy-efficient electric power and low maintenance make it a smarter option compared to traditional gas trimmers. You save on fuel costs, reduce emissions, and enjoy a quieter trimming experience — all while getting powerful, consistent results.
EGO STA1500 Vs STA1600
Model Name | STA1500 | STA1600 |
Image | ![]() | ![]() |
Shaft Material | Solid steel | Carbon Fiber |
Cutting Width | 15 inches | 16 inches |
Line Type | Dual-twist 0.095-inch nylon line | Dual-twist 0.095-inch nylon line |
Line Loading System | Rapid Reload | POWERLOAD™ (automatic line winding) |
Compatible Power Heads | PH1400, PH1420 | PH1400, PH1420 |
Water Resistance | IPX4 rated | IPX4 rated |
Weight | 3.5 lbs | 3.3 lbs |
Warranty | 5 years (tool) | 5 years (tool) |
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Price |
Conclusion
In conclusion, the EGO STA1500 stands out as a durable and high-performing trimmer attachment that makes yard work easier and cleaner. When paired with the PH1400 or PH1420 power heads, it delivers powerful, precise, and effortless trimming. It’s a smart addition for anyone looking to expand their EGO Multi-Head System with reliable cutting performance.