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Radiolink CL9030 90A (2S-4S) Brushed ESC Waterproof Built-in 5A BEC Selectable… competes with other Displays & Upscalers products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full Displays & Upscalers category for alternatives.

Radiolink

CL9030 90A (2S-4S) Brushed ESC Waterproof Built-in 5A BEC Selectable 5.5V/7.5V Electronic Speed Controller for RC Crawlers Tanks Cars Boats (XT60 Plug)

Name: Radiolink CL9030 90A (2S-4S) Brushed ESC Waterproof Built-in 5A BEC Selectable 5.5V/7.5V Electronic Speed Controller for RC Crawlers Tanks Cars Boats
Brand: Radiolink
SKU: B0BNM723H8
Price: 27.99 USD
Availability: InStock

By SpecPicks Editorial · Verified 2026-07-22

$27.99

Buy on Amazon — $27.99 Compare to similar displays & upscalers

*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.

Bottom line: The CL9030 90A (2S-4S) Brushed ESC Waterproof Built-in 5A BEC Selectable 5.5V/7.5V Electronic Speed Controller for RC Crawlers Tanks Cars Boats (XT60 Plug) is a niche pick — read recent reviews before buying in the displays & upscalers category, priced around $27.99. Read recent reviews carefully before committing.

SpecPicks Verdict

SpecPicks classifies Radiolink CL9030 90A (2S-4S) Brushed ESC Waterproof Built-in 5A BEC… as a niche pick — read recent reviews before buying in the displays & upscalers category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Radiolink's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for displays & upscalers of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by Radiolink's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

【90A Brushed ESC】– Supports continuous current of 90A and peak current of 100A, ensuring powerful and reliable motor control for cars and boats. Designed for 1/10 RC crawlers/trucks/buggies/tanks/boats/bait boats.
【High Performance】– With a 32-bit high-speed chip, high-frequency switch-mode chip MP9943 from MPS, and over 20 years of circuit design experience, it makes CL9030's throttle sensitivity is up to 2000, linear and smooth control forward and reverse running.
【Precise PWM Control 】– Features a 2KHz PWM frequency, and it can be accurately adjusted to control the forward power of motors. The advanced rectifier technology provides the more outstanding experience of remote control.
【Wide Voltage Compatibility】– Operates smoothly within a 6V to 18V input range; supports both lithium and non-lithium batteries (NI-MH, Ni-Cd, or lead-acid battery) with jumper cap configuration for safe and optimized battery usage. Insert Jumper cap 3 when using a lithium battery, and remove Jumper cap 3 when using a non-lithium battery. Wrong state of Jumper cap 3 may cause serious over-discharge of the battery and damage the battery. Be sure to check Jumper cap 3 to confirm the battery type of the ESC before use.
【Smart Protection Features】– Equipped with under-voltage, abnormal voltage input, and over-temperature to prevent battery damage and extend ESC lifespan; CL9030 brushed ESC with Nano Coating to have a water-proof (IP66) and dust-proof design, allowing CL9030 to have reliable performance on different terrains running.

Full Specifications

Brand	Radiolink
Model	CL 9030
Voltage	18 Volts
Horsepower	2 Horsepower
Model Name	CL9030
Part Number	CL 9030
Compatibility	Switch
Material Type	Plastic
Item Type Name	CL9030
Shaft Diameter	7 Millimeters
Included Components	1* CL9030 ESC+4* Jumper Cap+1* User Manual+1*Plastic Box
Item Dimensions W x H	1.83"W x 0.83"H

Ready to buy?

Radiolink CL9030 90A (2S-4S) Brushed ESC Waterproof Built-in 5A BEC Selectable 5.5V/7.5V Electronic Speed Controller for RC Crawlers Tanks Cars Boats (XT60 Plug) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.