Restore Stable Power to Your Arris Modem and Network Equipment

If your modem frequently disconnects, randomly reboots, loses internet connectivity, fails to power on, or displays intermittent operation, the power adapter may be the source of the problem. The Arris NBSB24120150VU AC Power Adapter provides regulated 12V DC output at 1.5A, helping restore reliable performance for compatible Arris networking devices and communication equipment.

Designed for continuous operation in home and business network environments, this 18W power supply delivers consistent power to cable modems, gateways, routers, and broadband communication devices. Replacing a failing adapter can help eliminate power-related network instability and unexpected downtime.

Application Scenarios

• CCTV / IPC surveillance systems
• AV control systems
• Networking equipment
• LED lighting systems
• Industrial electronics
• Cable modems and broadband gateways
• VoIP communication equipment
• Home and business networking systems

Technical Specifications

OEM Replacement Compatibility

This adapter is designed as a replacement for the following model and part number:

• NBSB24120150VU
• 579761-017-00

Commonly used with compatible Arris networking devices and broadband equipment.

Frequently associated with compatible devices such as:

• Arris TG862G
• Arris TG1682G
• Arris TM804G
• Arris CM8200
• Arris CM8200B
• Motorola NVG510
• Motorola NVG589
• Motorola NVG599

Please verify the model number, voltage, current requirements, polarity, and connector size before ordering.

Frequently Asked Questions

Q1: How do I verify compatibility?
A: Confirm your existing adapter is NBSB24120150VU or P/N 579761-017-00 and requires 12V DC 1.5A output with a 5.5mm × 2.1mm center-positive connector.

Q2: Can this replace a lower-current 12V adapter?
A: Yes, provided the voltage, polarity, and connector size match the device requirements.

Q3: What symptoms indicate a faulty power adapter?
A: Common signs include modem reboot loops, internet disconnects, unstable operation, startup failures, and complete power loss.

Q4: Does this adapter include safety protection?
A: Yes. It includes over-voltage, over-current, and short-circuit protection to help safeguard connected networking equipment.

The Arris NBSB24120150VU P/N 579761-017-00 is a 12V 1.5A 18W AC power adapter used with compatible Arris cable modems, broadband gateways, routers, and networking equipment. It helps resolve startup failures, random reboots, internet connection interruptions, and power instability caused by aging or damaged power supplies. Featuring a 5.5mm × 2.1mm center-positive barrel connector, it serves as a replacement for NBSB24120150VU and 579761-017-00 power adapters while providing stable 12V DC output for continuous network operation.