SP120C-RF-4 - Si-tex SP-120 Color System w/Rudder Feedback & | Aztek Computers
29+Years

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SKU: X1VO4BRADD |  Mfg. Part: SP120C-RF-4  | UPC: 001040761060  |  0 Reviews  |     Share Make an offer

SP120C-RF-4 - Si-tex SP-120 Color System w/Rudder Feedback & Type "T" Mechanical Dash Drive

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Condition: New

$3,289.26  $4,440.50
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Product Overview

SP-120 Color System with Rudder Feedback & Type "T" Mechanical Dash Drive

Features:

  • The SI-TEX SP-120C is an Autopilot designed for hydraulic steering, mechanical steering, & solenoid control
  • Does not require a separate junction box, everything simply connects to the rear of the control head
  • This Autopilot is ideal for small vessels under 38'
  • The Autopilot can operate in either Virtual Rudder feedback mode in the case of Outboards or a separate Rudder Feedback unit can be added for inboard vessels
  • SP-120C displays actual Compass heading & Selected Heading, along with Rudder Angle Displays simultaneously
  • Compact 4.1” x 4.1” Splash proof Control head with large easy to read Color LCD LCD Display
  • Extremely easy to select your desired headings, operate, and setup, with new user friendly software
  • High performance 9 Axis Rate Gyro Compass provides the autopilot with excellent steering response
  • Autopilot uses Input of GPS Speed over ground (SOG) and Course over ground (COG) to
  • enhance performance
  • NMEA-0183 GPS Interface accepts inputs from most Chart plotters for steering to waypoints and routes
  • NMEA-0183 Output of Compass heading at 10kHz for interface to MFD’s with Chart/Radar Overlay
  • Autopilot Steering Modes:
  • Manual (Power Steer)
  • Auto (Pilot maintains selected Magnetic course)
  • GPS (Steers to Waypoint or Routes when Interfaced with GPS)
  • Wind (Steers to wind when interfaced to wind sensor for Sailboat installations)
  • Protected by 2 Year SI-TEX Warranty

Specifications:

  • Waterproof: IPX6
  • Control Head Dimensions: 110 mm L x 110 mm W
  • Voltage supply VOLTAGE: 12/24 Volts DC
  • LCD Color LCD Display
  • Constant Compass Heading Indicator and Rudder Angle Indicator
  • Current consumption: 0.5 amps at 12VDC in standby mode
  • Maximum Drive Output Current 15 Amps
  • Operating temperature: -10ºC to +55ºC
  • Data Connections: NMEA-0183 GPS Input, NMEA-0183 10kHz Compass heading Output
  • Course Detection <1 Degree

Package Includes:

  • SI-TEX SP-120C Color LCD Autopilot Control Head
  • NMEA Interface Cables
  • 9 Axis Electronic Rate Gyro Compass
  • Control Head Sun cover
  • Product manual
  • Mounting Screws

Expert Overview

The SI-TEX SP-120C Autopilot system, part number SP120C-RF-4, is a navigational instrument designed for small vessels under 38 feet. It is compatible with hydraulic, mechanical, and solenoid steering systems. This autopilot integrates a 9-axis rate gyro compass for steering response and utilizes GPS Speed over Ground (SOG) and Course over Ground (COG) inputs to enhance performance. The system features a compact, splash-proof 4.1-inch x 4.1-inch control head with a color LCD, displaying actual compass heading, selected heading, and rudder angle simultaneously. It supports multiple steering modes including Manual, Auto, and GPS waypoint steering via NMEA-0183 interface. The SP-120C is suitable for vessel operators seeking an integrated autopilot solution without requiring a separate junction box, as all connections are made directly to the control head. It addresses the need for automated course keeping and navigation, reducing manual steering effort for appropriate vessel sizes.

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • SI-TEX
  • SP120C-RF-4
  • 01040761060
  • New
  • 5 lbs
  • 0 X 0 X 0
  • Jul 25, 2026
  • May 23, 2026
Product Identifiers: Brand: Si-tex • Part #: SP120C-RF-4 • UPC: 01040761060 • Category: Maritime Navigational Instruments

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Frequently Asked Questions

What types of steering systems is the SI-TEX SP-120C compatible with?

The SI-TEX SP-120C Autopilot is designed for use with hydraulic steering, mechanical steering, and solenoid control systems.

What is included with the SP-120C-RF-4 system?

The system includes the SP-120 Color System with Rudder Feedback and a Type "T" Mechanical Dash Drive. It does not require a separate junction box, as all components connect to the rear of the control head.

What is the recommended vessel size for this autopilot?

This Autopilot is ideal for small vessels under 38 feet in length.

What are the dimensions of the control head?

The control head has compact dimensions of 110 mm L x 110 mm W (approximately 4.1 inches x 4.1 inches) and is splash-proof.

SP120C-RF-4 - Si-tex SP-120 Color System w/Rudder Feedback & Type "T" Mechanical Dash Drive

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$3,289.26