Our owner Harold O’Neal has over 50 years experience in Marine Electronics installations and repairs and has passed on his knowledge to our technicians. CME is an authorized dealer in most brands of electronics. From Multi Function Displays, Radars, Sonars, VHF, AIS, NMEA 2000, Auto Pilots, and fish finders, to live-wells, lighting, circuit panels, and shore power, we tackle all of your needs. We even make custom replacement panels for your helm!

In 2025, DMX-Power purchased Magnum and all of the rights to manufacturer inverters / chargers and parts. CME is the leading Southern California Authorized Dealer and Service Repair Center. Just drop it off or ship it to us and we will refurbish it and make it work like new! Services include diagnostic / estimate, installation of parts, inverting load, charging, and temperature Testing. If we have the parts in stock, we can have it done within 48 hours! … and we stock a lot of parts!

CME is an Authorized Battery Replacement Center for ACR EPIRB Products. If we have the battery kit in stock, we can turn it around within 24 hours. We stock most current model battery kits. We charge one hour of labor at $150 and the cost of the battery kit (plus sales tax where applicable). Service includes battery replacement, new seals, old battery disposal, testing, and programming (i.e. reset counters). Drop it off or have it shipped to us. We will keep you safe and sound ASAP!