Subsititution/ alternative for DAHUA: PFS4226-24ET-360 and PFS3125-24ET-190

24-Port 10/100M PoE+ Switch with 2 Gigabit Uplink Ports and 1 SFP Slot
24 x 10/100M PoE+ ports
2 x Gigabit Uplink port
1 x 1.25Gbps SFP slot
300 Watts PoE power budget
IEEE 802.3at / IEEE 802.3af standard compliant
Plug&play, simple setup with no configuration needed

300 W Power budget & 30 W Maximum One Port
Supports a total PoE power of 300 W and up to 30 W for one PoE port. Non-standard PoE devices or normal PoE switches are not burned. Meets IEEE802.3af / at standard.

Watchdog guarantees uninterrupted operation of the PoE devices
The PoE watchdog continuously monitors the connection status of remote hosts. If an error is detected on the remote PoE device, the PoE switch immediately restarts the device to bring it back to normal operation.

Plug&Play, Fanless design
Plug and Play, Easy of use.Fanless design for silent operation.Made of high-quality metal case, sturdy and durable with long service life, provide better heat dissipation, suitable for most environment. Pin assignment, Mode A: 1/2(+),3/6(-)

Surveillance
Works with IP Cameras for home and office, small business

VoIP Conference Call
Works with VoIP phones for business conference

Wi-Fi Coverage
Works with WiFi APs for office and business

Connector Type 24-Port 10/100M PoE+ Switch with 2 Gigabit Uplink Ports and 1 SFP Slot
Network Protocols
IEEE802.3
IEEE802.3u
IEEE802.3ab
IEEE802.3x
IEEE802.3z

PoE Standard: IEEE802.3af /IEEE802.3at
Max each port: 15.4W ( IEEE 802.3af )
Max each port:30W ( IEEE 802.3at )
PoE compatibility: IEEE 802.3af/at adaptive
PoE port output: DC48-55V
Power Pin : Power over spare pairs 1/2(+) , 3/6 (-)

Network Media
10BASE-T: Cat 6 UTP(=250 meter)
100BASE-TX: Cat5 or more UTP (=100 meter)
1000BASE-TX: Cat5 or more UTP (=100 meter)

MultiMode Fiber: 850nm, 1310nm,
Transmission Distance: 550m/2Km
Single-Mode Fiber: 1310nm, 1550nm,
Transmission Distance: 20/40/60/80/100/120km

Performance Specification:
Bandwidth: 10.8Gbps
MAC Address: 2K
Packet Buffer Memory: 1M
Packet Forwarding Rate: 8Mpps
Forwarding Mode: Store-And-Forward

Product Input Voltage: AC100-240V 50/60Hz
Output: 52V5.76A, Power Budget: 300W

Led indicator
PWR-Power supply indicator(Red)
Lighting:Powered
Un-Light:No Power

SW-DIP indicator(Green)
OFF: Normal
Vlan: Lighting
Extend: Slow flash

1-27-RJ-45 ACT indicator(Green)
Lighting:Connecting
Flashing:Data Transmit
Un-Light:Disconnect

Operating Temperature: -20? ~ 50?;
Storage Temperature: -40? ~ 85?;
Operating Humidity: Max 90%, non-condensing
Storage Humidity: Max 95%, non-condensing
Working Height: Max to 10,000 feet (3,000 meters)
Storage Height: Max to 10,000 feet (3,000 meters)
Product Dimension (L*W*H): 320mm*210mm*46mm
Package Dimension (L*W*H): 375mm*270mm*85mm
N.W: 1.9KG
G.W: 2.4KG
MTBF 100,000 hours