Cathodic Protection Rectifiers

Cathodic Protection Rectifiers

MATCOR rectifiers come standard with features that are only available as options on some competing rectifiers. Every part of a MATCOR rectifier is covered by our two-year guarantee, and the transformer comes with an industry leading five-year warranty.

Cathodic Protection Rectifiers Key Benefits

Marine-grade aluminum, 250% lighter than steel
Color-coded, permanently engraved markings
Single left-door maintenance access
Brass-soldered lugs, not bolted connections
20% overdesign on bridge & transformer
Fully customizable to your application

Cathodic Protection Rectifiers Components

MATCOR rectifiers can include:

Efficiency Filter

Increases the efficiency of single-phase rectifiers by converting the AC ripple to DC power, using less AC.

Communications Filter

Reduces output ripple and increases efficiency to prevent interference with communications equipment.

Cross Arm Mounting Bracket

Used for extra rigidity on air-cooled units or for pole mounting oil-cooled rectifiers.

Pedestal Mounting

Standard on oil-cooled rectifiers, but may be ordered as an option on air-cooled models.

Export Crating

MATCOR ships anywhere in the world; our careful attention to blocking and packing assures that the equipment will arrive intact.

Other Available Options

  • Non-standard steel, aluminum or stainless enclosure
  • Galvanized or powder coating
  • Enamel (specify color)
  • Hot-dipped galvanized case
  • Digital meters
  • Multi-circuit output
  • Sunshade
  • Cooling radiator
  • Non-standard knockouts
  • Interrupter circuit
  • Hour meters
  • Viewing windows
  • Additional shunts or terminals
  • Special signal lamps
  • Remote monitoring

Please contact MATCOR with specific cathodic protection rectifier requirements.

Why MATCOR Materials?

MATCOR engineers and manufactures proprietary cathodic protection products in the USA, combining proven field performance with the quality systems and supply chain control that critical infrastructure demands.

Made in the USA, Built for the Field

Proprietary products manufactured in-house with millions of documented operating hours and reliable domestic supply chain control.

Engineered To Perform, Not Just Comply

Products designed by our own corrosion engineers to solve real-world problems, not just meet spec.

Proven Quality Systems

ISO 9001:2015 certified manufacturing with structured quality control and built-in continuous improvement processes.

Backed by Global Resources

The specialized expertise of a corrosion engineering company combined with the systems and oversight of a $6B global industrial services organization.

From application review to delivery and field support, getting the right CP and AC mitigation materials is an engineering decision—not just a purchase. Here’s what working with MATCOR looks like.

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MATCOR’s conceptual cathodic protection design services help you evaluate your options — our engineers gather application details, conduct on-site testing as needed, and present the impressed current or sacrificial CP systems that fit, along with benefits, approximate costs, and ongoing maintenance requirements. Backed by 45 years of experience, you get comprehensive options without the guesswork.
MATCOR technicians visit your site to collect the electrical transmission, pipeline, and soil resistivity data needed to evaluate fault current and induced AC corrosion risks and identify safety hazards per the latest NACE and industry standards. This field data feeds MATCOR’s AC modeling process, supporting effective AC mitigation system design.
AC interference modeling uses sophisticated software to analyze safety and corrosion risks — step-touch potential, induced AC, and shorted or fault conditions — for pipelines sharing right-of-way with overhead electrical transmission lines. MATCOR provides field data collection and complete AC modeling and analysis to determine interference risks and design the right AC mitigation system.
Rectifiers are the heart of impressed current cathodic protection systems. Proper installation, startup, and commissioning are critical to achieving reliable long-term system performance.

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