16-port Gigabit Industrial PoE switch

Name: DAHUA-4257
SKU: DH-HS3220-16GT-190
Price: 541.733 EUR
Availability: InStock
Rating: 5 (58 reviews)

DAHUA-4257

16 PoE 10/100/1000 Mbps PoE ports
2 Uplink RJ45 10/100/1000 Mbps ports
2 Uplink SFP fiber optic 1000 Mbps ports
PoE consumption: ≤90W ports 1 to 2 (marked in red), ≤30W ports 3 to 16, ≤190W in total
PoE standards:
- IEEE802.3af (PoE).
- IEEE802.3at (PoE+)
- IEEE802.3bt (Hi-PoE).
Network standards:
- IEEE802.3
- IEEE802.3u
- IEEE802.3x
- IEEE802.3ab
40Gbps switching capacity
Packet transfer rate of 29.76Mpps
Packet buffer memory: 1 Mbit
MAC addresses: 4K
External power supply: 48V ~ 57V DC (power supply included)
Power consumption: 7.06W (idle), 199W (full load)
Extended operating temperature: -30°C ~ +65°C (-30°C ~ +65°C)
Relative humidity 5% ~ 95% (non-condensing)
Lightning-proof 4KV
Dimensions: 64.8 (W) x 171 (H) x 121.8 mm
Power adapter included

Language	Name	Type
	EN_DAHUA-4257_data_sheet	Self-generated File
EN	https://www.youtube.com/watch?v=jivsxvuymDM&list=PLY34B5cwdablM1b595VuCAPJZ0S4mCcmU&index=1	Video
ES	https://www.youtube.com/watch?v=S7lwtTDuae0&list=PLOG0Xl2TeoKxtU8xGnq5xzl3Tm-RQLe9f&index=1	Video
FR	https://www.youtube.com/watch?v=tW4FJhGuGsM&list=PLX4GMlUoOl7ySataOv0vudYkctCErcUE1&index=1	Video
IT	https://www.youtube.com/watch?v=vMu3jOcw6sE&list=PLf5UsyR6So1egkMHsDwkDdIjurAeifRjG&index=1	Video
PT	https://www.youtube.com/watch?v=_CjktrEZTnA&list=PLsfkmVpT7x78k5-sXj-Sz3qYFe5wKl9JY&index=1	Video
	DAHUA-4257	Image
	DAHUA-4257_B	Image
	DAHUA-4257_C	Image