In observance of Labor Day, Express Systems will be closing early on Friday, September 4th and will be closed on Monday, September 7th. We will resume normal business hours on Tuesday, September 8, 2026 at 9:00am EST.
We wish our customers, partners, and their families a safe, relaxing, and enjoyable holiday weekend. Thank you to the hardworking people who keep our communities connected every day!
The PWR-300 Power Module Series of isolated, hot-swappable power modules are designed for Moxa MRX-G4000 Series and MRX-Q4000 Series switches. These flexible power modules allow supported switches to use 100-240 VAC or 230-240 VDC input power and have a wide operating temperature to ensure reliable performance.
