
ZJIES1000D-P-8PGT4GB
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The ZJIES1000D-P-8PGT4GB is an unmanaged industrial full-gigabit DIN-rail PoE+ Ethernet switch with 8 × 10/100/1000Base-T PoE af/at ports (up to 30 W per port) and 4 × 1000Base-X SFP fiber slots, delivering power and data over a single cable to IP cameras, IP phones and wireless APs. It is DIN-rail or wall mounted, with reverse-polarity and overload protection on its dual DC 48V (36–56V) input, an optional wide-temperature variant, and strong EMC immunity for harsh industrial sites. Store-and-forward switching with an 8K MAC address table and an IP40 fanless metal housing (50×150×120 mm) round out a compact combined power-and-data access solution for industrial field devices.
Is This the Right Fit?
Six real deployment scenarios matched to this model's actual datasheet specifications.
- Unmanaged design — no VLAN/QinQ/RSTP/ERPS ring redundancy; choose the managed ZJIES3000D-P or ZJIES6028M-P series if network-level control is required.
- IP40 fanless metal housing only — not rated for outdoor unprotected or washdown exposure; needs an additional enclosure for direct outdoor mounting.
- Fixed port count — 8 × PoE + 4 × SFP is not stackable/expandable; projects needing more than ~8 PoE drops per switch should plan multiple units or a higher-port managed model.
Key Features
- Unmanaged plug-and-play — zero configuration
- 8 × Gigabit PoE af/at ports — up to 30 W per port
- 4 × 1000Base-X SFP fiber uplink slots
- Powers IP cameras, IP phones & wireless APs — data + power in one cable
- DC 48V (36–56V) dual input · reverse-polarity & overload protection
- DIN-rail (default) · wall-mount optional · fanless IP40 metal 50×150×120 mm
- Wide temperature -40 ~ +75°C optional · strong EMC immunity · 5-year warranty
Specifications
IEEE Standards
| IEEE802.3 | 10BaseT Ethernet |
| IEEE802.3u | 100BaseT(X) and 100BaseFX Fast Ethernet |
| IEEE802.3ab | 1000BaseT(X) Ethernet |
| IEEE802.3z | 1000BaseX Ethernet |
| IEEE802.3x | Flow Control |
| IEEE802.3af/at | Power-over-Ethernet (PoE/PoE+) |
Switching
| MAC Address Table | 8K |
| Packet Buffer | 1 Mbit |
| Forwarding | Store-and-forward |
Interfaces
| RJ45 Ports | 8 × 10/100/1000Base-T |
| PoE Wiring | V+/V+/V-/V- on Pins 1,2,3,6 (Endspan, MDI Alt A) |
| 1000Base-X Ports | 4 × 1000Base-X SFP slots |
| LED Indicators | Power, Link, Fiber, PoE |
Power
| 48V Voltage Input | 4-pin terminal, dual input power; 48VDC supports 36–56VDC range |
| Input Current | Max 5.1A @ 48VDC (8 PoE ports, up to 30W each) |
| Power Protection | Reverse-polarity & overload |
Environment
| Standard Temp | -10 ~ +60°C |
| Wide Temp (optional) | -40 ~ +75°C |
| Storage Temp | -40 ~ +85°C |
| Humidity | 5–95% non-condensing |
Certification
| EMC | CE, FCC |
| EMI | FCC Part 15, EN 55032 (CISPR 32) Class A |
| EMS | EN61000-4-2/3/4/5/6/8 Level 3 |
| Shock | IEC60068-2-27 |
| Free Fall | IEC60068-2-32 |
| Vibration | IEC60068-2-6 |
| Green | RoHS, WEEE |
Physical
| Housing | IP40 fanless metal enclosure |
| Mounting | DIN-rail (default), wall-mount optional |
| Dimensions | 50 (W) × 150 (H) × 120 (D) mm |
Reliability
| MTBF | 320,000 hours |
| Warranty | 5 years |
Models & Ordering
| Model | Product Description | Price |
|---|---|---|
| ZJIES1000D-P-8PGT4GB-DCH | Unmanaged DIN-rail full-gigabit PoE switch — 4 × 1000Base-X SFP + 8 × 10/100/1000Base-T (802.3af/at PoE, max 30W each), DC 48V. |
The datasheet configuration table lists this model as ZJIES1000D-P8PGT4GB-DCH (no hyphen before "8PGT"); this page uses the hyphenated form ZJIES1000D-P-8PGT4GB-DCH for consistency with the rest of the ZJIES1000D-P series naming. This is currently the only confirmed variant (4×1000Base-X SFP + 8×PoE af/at, DC 48V) in the datasheet.
Dimensions

Who uses it, where it goes and how to install it
Written for the ZJIES1000D-P-8PGT4GB-DCH from its specifications: unmanaged, 8 × 10/100/1000Base-T PoE (802.3af/at, up to 30 W each), 4 × 1000Base-X SFP slots, dual 48 V DC (36–56 V) input, max. 5.1 A at 48 V, -40 to +75 °C (optional wide-temperature version), IP40 DIN-rail housing.
Who it is for
- CCTV projects with a fibre hub cabinet — Four SFP slots let one cabinet be the fibre junction: one link back to the control room and up to three fibre links out to other cabinets, while its own eight PoE ports power local cameras.
- Warehouses, yards and large sites — Eight Gigabit PoE+ ports at up to 30 W each power cameras, wireless APs and IP phones directly; fibre between buildings avoids the 100 m copper limit and earth-potential problems.
- Traffic and roadside systems — The optional wide-temperature version (-40 to +75 °C) and EN61000-4 Level 3 immunity suit unheated roadside cabinets at junctions where several fibre directions meet.
- Telecom and utility sites on 48 V — The 36–56 V input runs from a 48 V rectifier or battery plant, and the two inputs take two separate supplies.
- Integrators wanting plug-and-play — No web console or CLI to set up, so field cabinets can be pre-built and swapped by non-specialists; neutral casing and OEM options are offered. For management, the ZJIES3000D-P-8PGT4GB-DCH has the same port layout.
Where and how to install
- DIN rail in a sealed cabinet — Clip it onto a 35 mm DIN rail or wall-mount it. The housing is IP40 only, so outdoors it needs a weatherproof enclosure. It has no fan and over 200 W can pass through it at full PoE load: leave free space above and below and do not mount it against the 48 V supply.
- 48 V supply sizing — Max. input is 5.1 A at 48 V with all eight ports at 30 W, about 245 W; for a full PoE+ design use a 48 V DIN-rail supply of about 300 W or more. The fibre ports add little to this. Wire a second supply or a 48 V battery to the second input of the 4-pin terminal, each with its own fuse.
- Fibre layout: a tree, never a loop — Use one SFP as the uplink towards the NVR and the others for branches out to other cabinets. Because the switch is unmanaged, never connect two SFP links between the same pair of switches or close a loop through the branches. Label each fibre, terminate it in a splice box or patch tray and fit dust caps on unused slots.
- Copper runs, surge and earthing — Each copper port reaches 100 m; use solid-copper Cat5e/Cat6 for PoE+. Fit PoE-rated Ethernet surge protectors on copper cables leaving the cabinet to poles or other buildings, and bond the DIN rail and cabinet to the site earth.
- Temperature and condensation — The standard version is rated -10 to +60 °C; order the optional wide-temperature version (-40 to +75 °C) for outdoor cabinets and use industrial-temperature SFP modules there too. Seal the glands and add a breather or anti-condensation heater where humidity is high (rated 5–95 % non-condensing).
PoE budget / how many cameras
All eight copper ports are free for PoE devices, with up to 30 W on each at the same time. What needs planning is the uplink SFP: in a hub cabinet it carries the local cameras plus everything coming in on the branch fibres, and it is 1 Gbps.
| ZJIES1000D-P-8PGT4GB-DCH | |
|---|---|
| Copper PoE ports | 8 × 10/100/1000Base-T · IEEE 802.3af/at · Mode A |
| Fibre ports | 4 × 1000Base-X SFP slots |
| Max. PoE per port | 30 W |
| Total PoE | 8 × 30 W (input max. 5.1 A @ 48 V ≈ 245 W) |
| Cameras at 6 W each (4 MP IR, assumed) | 8 → 48 W |
| Cameras at 13 W each (heater / mini PTZ, assumed) | 8 → 104 W |
| PoE+ devices at 25.5 W each (802.3at max.) | 8 → 204 W |
| Hub example: 8 local + 3 branches × 8 cameras at 8 Mbps (assumed) | 32 cameras → ~256 Mbps of 1000 Mbps on the uplink SFP |
| Max. copper run per port | 100 m |
| Ring / link aggregation | — (unmanaged; tree/star only) |
| Power input | 48 V DC (36–56 V) × 2 · 4-pin terminal |
| Operating temperature | -10 ~ +60 °C (std) · -40 ~ +75 °C (wide, optional) |
| Housing / size | IP40 metal · 50 × 150 × 120 mm |
| MAC table / buffer | 8K / 1 Mbit |
- Pick the ZJIES1000D-P-8PGT4GB-DCH for a cabinet where three or four fibre directions meet; for a simple in-and-out chain the 2-SFP ZJIES1000D-P-8PGT2GB-DC is enough.
- Keep the uplink SFP total under about half of 1 Gbps with your real camera bitrates, so there is headroom for playback and future cameras.
- Pick the managed ZJIES3000D-P-8PGT4GB-DCH if the fibres must form a self-healing ring or you need VLANs.
Values from our page specifications (no separate datasheet supplied for this model). Camera draws and 8 Mbps per camera are assumptions; 25.5 W is the IEEE 802.3at maximum at the powered device; ≈245 W = 5.1 A × 48 V; hub example = 32 × 8 Mbps.
Gigabit PoE+ 4-SFP Switch FAQ — ZJIES1000D-P-8PGT4GB
How many powered devices does the ZJIES1000D-P-8PGT4GB support?
What do the 4 SFP slots add over the 2-SFP model?
How is the switch itself powered?
How is PoE wired inside the cable?
What temperature versions exist?
What housing and reliability does it offer?
Can I connect two SFP ports of the ZJIES1000D-P-8PGT4GB-DCH to the core switch for a backup link?
How many cameras can sit behind one ZJIES1000D-P-8PGT4GB-DCH used as a fibre hub?
Which SFP modules work in the ZJIES1000D-P-8PGT4GB-DCH?
Can the ZJIES1000D-P-8PGT4GB-DCH power 60 W PTZ cameras (802.3bt)?
Will multicast video flood all the fibre branches of the ZJIES1000D-P-8PGT4GB-DCH?
What power connector does the ZJIES1000D-P-8PGT4GB-DCH have, and do I need to confirm it before ordering?
Ordering questions — samples, shipping, payment, lead time and genuine stock — are answered once on our FAQ page.
Every order, any brand: there is no return policy — defective units are covered by free spare units agreed per order and written into the quotation. Warranty up to 5 years on the Zhongxin Shutong industrial line, manufacturer warranty on other brands. Terms, warranty & RMA
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