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30 A Manual Transfer Switches Safely connect most common sizes of portable generators

cUL - U.S. Listed


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Features and Benefits

  • Patent-pending Learn Function feature memorizes the capacity of the generator, to help prevent it from overloading
  • Exclusive illuminated LED digital meter displays easy-to-read generator information in all lighting conditions
  • Wiring harness available for quick and easy installation out of the box
  • Interlock assembly prevents the generator and utility from running at the same time to ensure safe operation and protect your generator

Owner’s & Installation Manual |
Product Packages | Sales Flyer


Series: MTS301
Type: Manual Transfer Switches
CB Amperage:
30 A
CB Amperage:
60 A
Enclosure: NEMA 3R
Dimensions: See drawings below
Circuits: 6 included; 8 maximum
Limited Warranty: 4 years
Order Codes

Product Nomenclature and Available Stock Models

Product Nomenclature

Product Number 8 Circuits: 15 A (2), 20 A (2), 20 A 2-pole (1), Expandable (2) 6' Wiring Harness Exclusive LED Meter with Learn Function Inlet Plug 125 Vac/
250 Vac Connectors
MTS301SYSL X X X 30 A Inlet (NEMAL14-30-C) Installed
MTS301SYSL1C X X X 30 A Inlet (NEMAL14-30-C) Installed 10' Cord
MTS301SYSL2C X X X 30 A Inlet (NEMAL14-30-C) Installed 25' Cord

Enclosure Mounting Dimensions (in inches)

Nema 3R Enclosure Dimensions

Optional Components

See Order Codes for accessories included in part number configurations.

30 A MTS Order Code Description Representative Image
6' Wiring Harness, provided with all Learn Function (SYS) models. 6' Wiring Harness
MTS30CORD10 10' Generator Cord for 30 A MTS. 10' Power Cord

Refer to the Owner’s & Installation Manual for switch replacement parts and circuit breakers.