R3820 - Duplex 20/20 Circuit Breaker

R3820 - Duplex 20/20 Circuit Breaker

Keep your existing electrical system operating with this R3820 replacement circuit breaker, designed as a form, fit, and functional replacement for applications requiring a Type R38 breaker. This 20 Amp duplex, space-saving plug-on thermal-magnetic circuit breaker is engineered to fit the existing mounting location of the original R38-20 while providing dependable overcurrent and short-circuit protection in compatible legacy load centers. Built to last and manufactured to meet applicable industry standards, this replacement breaker helps maintain the integrity of existing electrical systems without requiring panel modifications. Whether you're replacing a worn or non-functioning breaker during routine maintenance or restoring a compatible panel to service, the R3820 replacement offers the ratings and compatibility needed for reliable operation in residential and light commercial electrical applications. This description is written to provide clear, accurate product information that supports informed purchasing decisions in line with Google's guidance for helpful, trustworthy content.

Key Features and Benefits

• Form, Fit, and Functional Replacement: Designed as a form, fit, and functional replacement for the R38-20 circuit breaker.
• 20 Amp Duplex Configuration: 20 Amp duplex configuration provides two independent circuits in a space-saving design.
• Plug-On Installation: Plug-on installation for compatible electrical panels.
• Thermal-Magnetic Trip Mechanism: Thermal-magnetic trip mechanism helps protect against overloads and short circuits.
• Interrupting Rating: 10k AIC interrupting rating at 120VAC for compatible applications.
• Built to Last: Built to last for dependable service in existing electrical systems.
• Compatible Legacy Load Centers: Intended for use in compatible legacy load centers requiring a Type R38 breaker.
• Aftermarket Replacement: Manufactured as a new aftermarket replacement designed to fit the original installation location.
  

Technical Specifications

• Part Number: R3820
  
• Type: R38
  
• Breaker Style: Thermal-Magnetic
  
• Mounting: Plug-On
  
• Configuration: Space-Saving Duplex
  
• Poles: Duplex
  
• Amperage: 20 Amps
  
• Voltage: 120 VAC
  
• Interrupt Rating (AIC): 10kA @ 120VAC
  
• Dimensions:
  • Height: 4.81 in.
  • Width: 0.75 in.
  • Depth: 2.50 in.

Material Compliance and Certifications

• Industry Standards: Manufactured to applicable industry standards for compatible replacement circuit breakers.
• Thermal-Magnetic Protection: Thermal-magnetic protection for overcurrent and short-circuit protection.
• Qualified Installation: Designed for installation in compatible electrical equipment by qualified personnel.
• Installation Requirements: Always verify panel compatibility, electrical ratings, and local electrical code requirements before installation.
  

Where It Works Best

• The R3820 replacement circuit breaker is well suited for maintaining compatible legacy residential and light commercial electrical distribution panels that require a Type R38 20 Amp duplex breaker. Its space-saving design makes it a practical choice where two protected circuits are needed within a single breaker space, helping preserve the original panel configuration while providing the required electrical protection for compatible systems. It is ideal for maintenance, repair, and replacement projects where maintaining proper form, fit, and function is essential.