LiftMaster SUB300 Electric Gate Motor Compatible Replacement | 230V
Replacement Swing Gate Motor – Compatible with Chamberlain Liftmaster SUB300
Looking for a high-quality replacement motor for your Chamberlain Liftmaster SUB300 underground gate system? This durable swing gate motor is designed as a reliable alternative spare part to keep your automatic gate operating smoothly and securely. Manufactured to strict standards, it provides consistent performance and long service life at an incredible price – making it an excellent choice for both residential and commercial installations.
Why Choose This Replacement Gate Motor?
If your existing Liftmaster SUB300 motor has failed or become unreliable, this unit offers a cost-effective way to restore full function without replacing your entire gate system. Backed by proven reliability and designed for seamless integration, it’s a smart investment for keeping your gates in service for years to come.
Fast UK Delivery – Ships from our UK warehouse
30+ Years Experience – Trusted specialists in gate automation
Technical Support Available – Expert help with installation and setup
NOTE: Item listed here is for the Motor Unit only (all other accessories are to show compatibility and are available separately)
Best Prices on
Gate Spare Parts
FEATURING THE: LiftMaster SUB300 Electric Gate Motor Compatible Replacement | 230V

Extra Specification & Feature Information
Key Benefits
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Reliable Compatibility – Designed as a suitable replacement motor for Chamberlain Liftmaster SUB300 underground gate operators.
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Powerful & Durable – Built for long-term use, ensuring your gate opens and closes smoothly, even in demanding conditions.
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Heavy-Duty Performance – Engineered to handle regular operation with strength and efficiency.
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Quiet & Smooth Operation – Reduces noise compared to worn or failing motors, ensuring a more pleasant experience.
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Simple Installation – Can be fitted as part of a repair or upgrade by a qualified gate engineer.
Technical Features
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Underground Swing Gate Motor – Electromechanical design for robust performance.
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High Protection Rating – Resistant to dust, water, and harsh weather conditions.
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Optimised Power Output – Provides strong torque for reliable gate movement.
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Suitable for Heavy Gates – Ideal for gates of varying sizes and weights.
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Low Maintenance Design – Reduces the need for frequent servicing.
Sliding Gate Kits - A Perfect Fit...
An Electric Sliding Gate Kit is a superb option for people with limited space for swing gates, or they are also a perfect fit for an installation where you want a discreet sliding operation.
We supply Sliding Gate Kits of all types, sizes and brands - if you need advice then please give us a call - We've been installing gate systems for over 20 years so know a thing or two.

Why choose The Remote Control Gate Company for your next project?
We've been in the Electric Gate industry for over 20 years and have served thousands of customers over the years. Our aim is for 100% satisfaction.
Weight | 10 kg |
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Dimensions | 360 × 240 × 160 mm |
Brand | Chamberlain Liftmaster |