SURECALL CM240-20-M 20FT/6.096M

( Brand: Surecall ), ( Manufacturer Part Number: CM240-20-M ), ( Location: 2012203 )

Review SURECALL 20ft/6.096m White Use New Free Shipping fits MARINE

The SureCall CM240-20 is a high-performance, 20-foot (6.096 meters) marine cell phone signal booster kit, designed specifically for use in marine environments. This booster kit enhances 3G and 4G LTE voice and data signals for all major North American carriers.

The CM240-20 marine cell phone signal booster kit includes a powerful outside directional antenna for capturing weak cellular signals, a 20-foot (6.096 meters) low-loss coaxial cable for seamless signal transfer between the outside and inside antennas, and an interior omni-directional antenna for evenly distributing the boosted signal throughout your boat or vessel.

The outside directional antenna is designed with marine-grade materials and features a marine-rated, waterproof connector to ensure reliable performance in harsh marine environments. The interior omni-directional antenna is compact, easy to install, and can be mounted on a wall or ceiling for optimal coverage.

The CM240-20 marine cell phone signal booster kit is easy to install, with a user-friendly design and clear instructions. The kit comes with all necessary components, including a DC power adapter, and can be installed in just a few simple steps.

The booster kit also includes an integrated Sentry Protection System, which automatically shuts down the booster if it detects any potential overload conditions, ensuring the safety and reliability of your cellular service.

The SureCall CM240-20 marine cell phone signal booster kit is an essential accessory for anyone who spends time on the water and relies on their mobile device for communication and connectivity. This powerful and reliable booster kit ensures clear and consistent cellular signals, even in the most remote marine locations.

The SureCall CM240-20 is a 20-foot (6.096 meters) marine antenna designed to enhance cellular and data signals for boats and other marine vessels. Here are some pros and cons to help you make an informed decision about purchasing this antenna:

1. Broadband Coverage: The CM240-20 is a wide-band antenna that supports multiple frequencies and bands, making it suitable for use with various cellular carriers and services.

2. Marine-Grade Construction: This antenna is designed and built to withstand the harsh marine environment, with a corrosion-resistant finish and UV-protected materials.

3. Flexible Mounting Options: The antenna comes with a 20-foot (6.096 meters) LMR-400 coaxial cable and an adjustable mounting bracket, allowing for various installation configurations.

4. Improved Signal Strength: By increasing the surface area of the antenna, the CM240-20 can help boost weak cellular signals, providing better coverage and data speeds.

1. Cost: The SureCall CM240-20 is a premium antenna and comes with a higher price tag compared to some other marine antennas on the market.

2. Installation Complexity: Installing a marine antenna like the CM240-20 can be a complex process, requiring specific tools and knowledge to ensure proper alignment and connection.

3. Size and Weight: At 20 feet long, the antenna can be bulky and heavy, which may pose challenges during installation and transportation.

In conclusion, the SureCall CM240-20 marine antenna offers broadband coverage, marine-grade construction, flexible mounting options, and improved signal strength. However, it comes with a higher cost, installation complexity, and size/weight limitations.

If you frequently sail in areas with weak cellular signals, require multi-carrier compatibility, and are willing to invest in a high-quality, durable antenna, the SureCall CM240-20 could be an excellent choice for you. If, however, budget is a concern, or you prefer a simpler installation process, there may be other marine antenna options that better suit your needs.

Details:

SureCall CM240-20-M - 20ft/6.096m White Marine Use New Free Shipping.

part #: cm24020 prices

• $13.99-$25.00

specifications vesselveep:

• for models: Marine
• brand: Surecall
• manufacturer part number: CM240-20-M
• location: 2012203

general vesselveep:

• condition: New
• Parts Accessories > Boat Parts > Other

returns vesselveep:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

offer vesselveep:

• quantity: 1
• options: Ship-to-home
• started: January 11, 2026
• availability: In Stock
• sold: 0

shipping vesselveep:

• service: USPS Ground Advantage
• transit: 4-10 Days
• cost: $0.00
• type: Calculated
• carrier: USPS
• class: Standard

seller vesselveep:

• rating: 100.0%
• # reviews: 1588
• city: San Diego, California

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