*Brand NEW* XunJie (FAST) F535140-2X1 PoE Switch Power Adapter 53.5V 1.4A 74.9W Desktop AC-DC Power Supply

*Brand NEW* XunJie (FAST) F535140-2X1 PoE Switch Power Adapter 53.5V 1.4A 74.9W Desktop AC-DC Power Supply
Product Overview

Original switching power adapter model **F535140-2X1** manufactured by XunJie (FAST), dedicated power supply for FAST gigabit PoE Ethernet switches. It delivers stable regulated 53.5V 1.4A DC output (74.9W rated power), fully compliant with IEEE802.3af/at PoE standard for surveillance IP cameras, Wi-Fi wireless APs and network transmission equipment. Adopting telecom-grade low-ripple EMI filter circuit and comprehensive multi-layer self-recovery safety protection, it prevents video frame loss, network packet loss and unexpected equipment reboot during 24/7 continuous operation for monitoring projects and office networks, meeting Level VI energy efficiency and global ITE communication equipment safety standards.

## Full Technical Specifications

- Brand: XunJie (FAST)
- Model Number: F535140-2X1
- Rated Power: 74.9W Max
- AC Input: 100-240V AC 50/60Hz universal wide global voltage
- DC Output: 53.5V DC, continuous rated 1.4A
- DC Connector: Standard round barrel plug (5.5mm OD × 2.1mm / 5.5×2.5mm, center positive polarity)
- AC Interface: IEC C14 desktop input port, matched with detachable 3-pin mains power cord
- Efficiency Grade: Level VI high energy efficiency, ultra-low standby power consumption
- Cooling Design: Fanless multi-slot passive natural convection, built-in aluminum heat sink, zero operating noise
- Housing Material: Thickened flame-retardant matte black industrial ABS shell
- Safety Certifications: CCC, CE, FCC, RoHS, LPS Limited Power Source, IEC 60950-1
- Built-in Protections: OVP overvoltage, OCP overcurrent, SCP short-circuit, OTP overheating, automatic fault recovery
- Usage Restriction: Indoor use only, specially for FAST PoE gigabit switches

## Compatible Devices

1. FAST 8-port / 16-port Gigabit PoE switches originally equipped with F535140-2X1 factory power adapter
2. High-power PTZ IP surveillance cameras, multi-lens panoramic monitoring cameras
3. Ceiling-mounted Wi-Fi 6 wireless access points, outdoor wireless network bridges
4. IEEE802.3af/at PoE injectors and long-distance PoE extenders
5. Office VoIP IP phones, fiber media converters supporting 53.5V PoE power supply

## Core Product Advantages
Exact factory parameter match for F535140-2X1, stable constant 53.5V 1.4A full-load output, plug-and-play direct OEM replacement for damaged/lost original FAST PoE switch power brick
Standard center-positive barrel plug fits perfectly with the DC power jack of FAST PoE switches; tight connection avoids intermittent power outages caused by cabinet vibration
Telecom ultra-low ripple clean DC output suppresses electromagnetic interference, effectively solving surveillance screen stuttering, Wi-Fi signal instability and network packet loss
Built-in aluminum heat sink optimizes heat dissipation during long-time non-stop running, extending service life inside closed network cabinets
LPS limited power source certification reduces overheating risk for unattended all-day monitoring systems
Level VI high-efficiency circuit reduces heat generation and power consumption, lowering long-term power costs for equipment rooms
Universal wide AC input adapts to mains voltages worldwide, suitable for cross-border security engineering and network equipment bulk matching
Complete four-layer self-recovery safety protection protects switch mainboard, PoE module and connected cameras/APs from grid surges and wiring short-circuit damage

## Package Contents

1 × XunJie F535140-2X1 53.5V 1.4A PoE power adapter with integrated round barrel DC cable
1 × Detachable IEC C13 AC power cord (US / EU / UK / CN plug optional)