Browse All FAQs

LRA-1800 Unit, Manual, and Wiring Information


Description: T:\Units\Images\LRA1800.jpg

Frequently Asked Questions

 What Lowrance units are compatible with the LRA 1800?

  HDS-5, HDS-5M, HDS-7, HDS-7M, HDS-8, HDS-8M, HDS-10, HDS-10M, LCX-113C HD, LCX-112C, LCX-38C HD, LCX-37C, LCX-28C HD, LCX-27C,   LMS-525C DF, LMS-522C iGPS, LMS-520C, X515C DF, X510C, GlobalMap 9300C HD, GlobalMap 9200C, GlobalMap 8300C HD, GlobalMap 8200C,   GlobalMap 7300C HD, GlobalMap 7200C,  GlobalMap Baja 540C, and GlobalMap Baja 840C.  ( In some cases software updates may be required.)

 What are the fuse values?

 10 amps for dome. 3 amps for RIM-300 (for non-HDS units)

 Will the LRA 1800 operate with other manufacturers' units besides Lowrance?

 The LRA-1800 will also work with the Simrad GB40, NX40, and NX45. Northstar M84, M121, 6000i, 6100i, and 8000i.


 Radome Diameter


 Power Output

2 kW

 Voltage Required

10.8 - 15.6 volts DC

 Current Draw / Power Consumption

 25 W (maximum) at 12 V DC

 Interference Rejection


 Rain Clutter (FTC)

 Yes - Off and On - Variable in manual mode

 Sea Clutter (STC)

 Yes - 3 modes-variable in manual mode

 Gain Adjustment

 Yes - up to 256 levels


 1/8NM - 24NM

 Number of Ranges


 Automatic/Manual Tuning


 Warm Up Time

 90 seconds or less

 Rotation Speed

 27 RPM

 Display Modes (Heading, Course, and North Up)


 Trail Capable


 Trail Settings

 7 levels

 Max Radar Image Size

 80% over scan

 Guard Zone

 Yes - 2 can be set

 Radar Park Control


 Display Active Beacons


 Slotted Wave Guide Antenna

 No - Patch Array

 X Band (10GHZ)


 Operational Wind Velocity (Max)

 70 Knots

 Beam Width in Degrees (Horizontal)


 Beam Width in Degrees (Vertical)


 Operating Temperature

 +5° to 131° F (-15°C  to +55° C)

 Water Resistance

 IPX6 (IEC 529)

 Cable Length

 33 ft (10 m) Max recommended for processor box - 14 AWG


 9 lb (4.2kg)


 2008 -  2011

LRA-1800 Wiring Information for HDS Units

Description: T:\Units\Images\LRA1800-HDS-Diagram.jpg


LRA-1800 Wiring Information

 Connecting to LCX (Legacy) Unit with RIM 300

Description: T:\Units\Images\LRA1800-LCX-Diagram.jpgDescription: T:\Units\Images\LRA1800toLCX-description.gif

Back to the Top

LRA-1800 Dimensions

Description: T:\Units\Images\LRA1800_dimensions.gif


Back to the Top


We value your feedback. Was this article useful?

  • E-mail address:

Email this article to a friend.

Please complete the form below to email this article to a friend.

Items marked with an * are required.

  • Email:

Quick Links

My Portal

Contact Us