Here are the detailed specs for the Netstar NS‑ER7‑E1‑V12‑OD2 Unmanaged Remote Powered Switch: �� Ports & Power 7 × 10/100 Mbps Remote‑Powered (RPoE) downstream ports (data power in) 1 × 10/100 Mbps uplink port (data only) 12 V DC output jack for powering an ONU/ONT downstream ��️ Key Technical Specs Standards: IEEE 802.3, 802.3u, 802.3x, 802.3az (Energy Efficient Ethernet) MAC table: 1K entries; packet buffer: ~448 Kb Max packet size: 1,536 bytes Throughput: 100 Mbps ports → 148,800 pps 10 Mbps ports → 14,880 pps ⚡ Power Management & Protection Powered remotely via 24 V DC PoE injector (0.75–1 A) — no rooftop UPS needed 2500 V surge protection on all ports Over-voltage protection (handles up to ~50 V DC, shuts down and auto-recovers removal) Per-port over-current protection via resettable fuses ��️ Physical & Environmental Specs Attribute Specification Power consumption ~2 W (switch) ~5 W (injector) Operating temperature 0 °C to 50 °C Storage temperature 0 °C to 75 °C Humidity 20 % – 95 % non‑condensing Dimensions (W×D×H) 158 × 60 × 50 mm Weight ~178 g �� Networking Features Auto-negotiation (10/100 Mbps, half/full duplex) on all ports Non-blocking wire-speed switching Port-based isolation (hardware VLAN) — downstream ports are isolated from each other; uplink can talk to all Cascadable setup – supports daisy-chaining up to 3 additional switches ✅ Ideal Use Cases Perfect for ISP WISP deployments, enabling a single ONT/ONU to service multiple units Outdoor-ready design (optionally pole-mounted via weatherproof casing) Simplifies last‑mile power logistics: only one client PoE feed is needed to power the switch and ONU downstream �� Summary – Quick Specs Model: NS‑ER7‑E1‑V12‑OD2 LAN Ports: 7 × RPoE 1 × uplink PoE IN: Remote-powered via 24 V DC PoE OUT: N/A (only 12 V DC jack for ONT) Protection: Surge, over-voltage, over-current Physical: 158 × 60 × 50 mm; 178 g; 0–50 °C operation Switching: Wire-speed; 1K MAC; 448 Kb buffer Extras: Port isolation, cascading, auto-negotiation
