The Electrical Management System (EMS) helps to protect your RV against voltage fluctuations, power surges, and incorrectly wired shore power which can cause severe and costly damage to RV appliances and electronics. Improved design features include state-of-the-art microprocessors, all weather shield assembly, rugged pull handle, secure locking bracket, built-in scrolling digital display, and a tough Lexan housing. The sleek, compact portable design makes the unit easy to use and store. Plug-and-play application. Designed for recreational vehicle use only.
Built-in Scrolling Digital Display
• Previous Error Code (PE)
• Normal Operating Conditions (E0)
• Open Neutral Protection (no power through)
• Reverse Polarity Protection (E1)
• Open Ground Protection (E2)
• High Voltage Protection (Line 1-E3, Line 2-E5)
• Low Voltage Protection (Line 1-E3, Line 2-E6)
• High Frequency Protection (E7)
• Low Frequency Protection (E8)
• Provides Amperage Usage Reading
EMS-PT50X Features
• Over/under voltage protection
• Open ground, open neutral, and reverse polarity detection and protection
• Surge failure indicator
• Current indication
• Previous error code (PE)
• A/C frequency protection
• Time delay (136 seconds)
• Built-in scrolling digital display
• Weather-resistant / designed for outdoor use
• All weather shield assembly
• Rugged pull handle
• Security locking bracket
• Tough Lexan housing
Specs
Part #: EMS-PT50X
Surge Protection: 5-Mode / 3,580J / 88,000A
Ratings: 50A / 120V/240V / 12,000W
Operating Temperatures: -40°F to 220°F
Dimensions with Cover: 6″W x 18″H x 6-1/8″D
Before You Order
Verify part number EMS-PT50X exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify EMS-PT50X on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.





