Seastar CHX8140P Xtreme Single Top Mount Control (No NIL) Chrome

SeaStar CHX8140P Xtreme Single Top Mount Control (No NIL) Chrome

Advanced Ergonomics & Versatility for Single Engine Control

The Dometic SeaStar CHX8140P is part of the Xtreme Series of dual-function, single-lever top mount controls, designed for single engine/single station boats. Engineered for reliability, precision, and ease of use, the CHX8140P provides smooth throttle and shift control with a left-hand lever configuration. Its sleek chrome finish and ergonomic, balanced handle deliver a confident, comfortable feel at the helm.

Compatible with a wide variety of engines, this control accepts both 3300/33C universal and OEM-style control cables, including Mercury Gen II, OMC, Johnson/Evinrude, and BRP cables without the need for adapters—making it one of the most versatile replacements available.

Key Features & Benefits

✔ Dual-Function Control – One lever controls both throttle and shift for a single engine setup.

✔ Left-Hand Lever Configuration – Ideal for helm layouts where the lever is positioned on the left side of the binnacle.

✔ Start-in-Gear Protection – Integrated safety feature prevents engine start-up unless in neutral.

✔ Neutral Warm-Up Feature – Enables throttle-only control for warming up the engine without engaging the gear.

✔ Smooth, Solid Lever Action – Engineered for precise, confident operation with durable internal components.

✔ Drag (Friction) Adjustment – Adjustable lever resistance to fine-tune feel and control.

✔ Universal Cable Compatibility – Accepts both 3300/33C universal and OEM-style control cables, including:

✔ Push or Pull Cable Actuation – Adaptable to various cable setups without needing extra parts.

✔ Designed & Assembled in the USA – Trusted SeaStar craftsmanship backed by domestic engineering and support.

✔ Mechanical Advantage 2.38:1 – Optimized lever ratio for easy, responsive movement under load.

Technical Specifications

Model Variants Available

Replacement For

• Teleflex CH7600 Series Top Mount Controls

Compatible With

• Outboards, inboards, and sterndrives
• Single engine / single station setups
• Dual station boats when paired with Dometic DS Unit

Why Choose the CHX8140P?

The SeaStar CHX8140P is the ideal solution for boaters seeking a premium, reliable, and universally compatible single engine control. Whether you're replacing an older top mount or upgrading your helm, this model delivers refined feel, top-tier ergonomics, and proven safety features.

Effortless installation. Superior control. Trusted performance. Choose the CHX8140P for your next marine control upgrade.

Questions?

• Tech Support: Tech Support Page
• Check Stock: Stock Inquiry Page
• Request a Shipping Quote: Request Quote Page

• No Sales Tax on Purchases Outside of California
• Buy Now Pay Later with Affirm or PayPal Pay Later
• Formerly Teleflex, Seastar is now Dometic Marine
• Seatech Marine Products, Inc. is an authorized dealer, and service center for Dometic Marine

International, USVI, Puerto Rican, Hawaiian & Alaskan Customers: We Ship Worldwide and USPS, shipping cost may quote too high on our website, EMAIL US for a shipping quote.