Shenzhen InMax Technologies Co., Ltd.

ethernet switches,network switches,industrial switch,3 RJ45 port,network switch, Manufacturer and Supplier - China(CN)

Full Gigabit Unmanaged PoE Industrial Ethernet Switch with SFP slot

Full Gigabit Unmanaged PoE Industrial Ethernet Switch with SFP slot

Business Information

  • Price : $85 USD
  • Min. Order : 1 pcs
  • FOB Port : Shenzhen
  • Made In : China(CN)
  • Packaging : 650g/pcs
  • Supply Capability : 10000pcs/month
  • Delivery Time : 7 days
  • Full Gigabit Unmanaged PoE Industrial Ethernet Switch with SFP slot

Product Features

1. With 4×10/100/1000BaseT(X) PoE ports, and 1×1000BaseX SFP slot
2. Up to 30 watts output of each PoE port
3. Smart PoE over current and short circuit protection
4. Intelligent power consumption detection and classification
5. Redundant dual 48 VDC power inputs,
Built-in over-current protection, Reverse connection protection
6. -40 to 75℃ operating temperature range (WT models)
7. No fan, low consumption, industrial design standard,
industrial grade electronic components,
environmental protection & lead-free production
8. Hard aluminum alloy case(Not sheet metal),DIN-rail and wall mounting
9. IP Rating up to IP40
10. No packet lost in 72 hours full load traffic testing

 P505A Full Gigabit Unmanaged PoE Industrial Ethernet Switches are equipped with 5 Gigabit Ethernet ports, and up to 4 PoE ports, making them ideal for applications that demand high bandwidth.


No fan, low power consumption design, working function more steady, and no packet lost in 72 hours full load traffic testing.


It accords with FCC, CE, RoHS standard and industrial design requirement. It can work in   -40 to 75 working temperature steadily, and provide reliable and quick solution for your Ethernet device.


Switch Properties

packet forwarding rate


Processing Type

Store and Forward

MAC Table Size

1 K

Jumbo Frame Size




Packet Buffer Size





Fiber Ports

1000BaseX SFP slot

RJ45 Ports

10/100/1000BaseT(X) auto negotiation speed

Full/Half duplex mode

MDI/MDI-X connection

PoE Pinout

V+, V+, V-, V- for Pin 1,2,3,6 (End-span)


Fiber Ports: Link/Act G5

RJ45 Ports:  Link/Act RJ45 Green LED G1~G4

PoE Indicator:       RJ45 Yellow LED G1~G4

Power:       PWR


Power Requirements


1 removable 6-contact terminal block

Input Voltage

48VDC (44 to 57VDC),Redundant Dual Inputs

No-load Power Consumption

5W @ 48VDC

Full-load Power Consumption

8W @ 48VDC (Full loading without PDs' consumption)

Power Budget

128W @ 48VDC for total PDs’ and switches’ consumption

Power Budget of each PoE port

Max. 30W

Redundant Dual Inputs


Reverse Polarity Protection


Over current protection



Physical Characteristics


Hard aluminum alloy case

IP Rating


Dimensions (W × H × D)

41 × 153.5 × 128 mm




DIN-rail mounting, wall mounting


Environmental Limits

Operating Temperature

Standard Models:   -25 to 60℃ (-13 to 140℉)

Wide Temp. Models: -40 to 75℃ (-40 to 167℉)

Storage Temperature

-40 to 85℃(-40 to 185℉)

Ambient Relative Humidity

5 to 95% (non-condensing)


Standards and Certifications


FCC Part 15,CISPR (EN55022) class A


EN61000-4-2 (ESD),Level 4

EN61000-4-3 (RS),Level 3

EN61000-4-4 (EFT),Level 4

EN61000-4-5 (Surge),Level 4

EN61000-4-6 (CS),Level 3

EN61000-4-8,Level 5




IEC 60068-2-32




FCC Part 15,CISPR (EN55022) class A



Warranty Period

5 years




Product Specifications

Standards IEEE 802.3af for 15.4W Power-over-Ethernet
IEEE 802.3at for 30W Power-over-Ethernet
IEEE 802.3 for 10BaseT
IEEE 802.3u for 100BaseT(X)
IEEE 802.3ab for 1000BaseT(X)
IEEE 802.3z for 1000BaseX
IEEE 802.3x for Flow Control
IEEE 802.3az for Energy-Efficient Ethernet

Flow Control IEEE 802.3x Flow Control
Back Pressure Flow Control

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