The Moxa EDS-305 Series offers a reliable, budget-friendly solution for industrial Ethernet connections. These unmanaged switches come with 5 ports and optional fiber ports for long-distance transmission up to 80 km. Designed to operate in hazardous environments with standards such as ATEX Zone 2 and Class I Div. 2, the switches feature a relay output alarm for power or link failures and support broadcast storm protection for added network resilience.

Technical Details:

Key Features:

• 5 10/100BaseT(X) RJ45 ports
• 1 relay output for power/link failure alerts
• DIP switch support for broadcast storm protection and port alarms
• Fiber models with SC or ST connectors (multi-/single-mode, up to 80 km)
• DIN-rail or wall mounting
• Wide temperature support up to -40 to 75 °C (-T models)

Ethernet Interface:

• 10/100BaseT(X) Ports:
• EDS-305 / EDS-305-T: 5 ports
• EDS-305-M/S models: 4 ports
• 100BaseFX Ports:
• Multi-mode SC: EDS-305-M-SC / -M-SC-T: 1 port
• Multi-mode ST: EDS-305-M-ST / -M-ST-T: 1 port
• Single-mode SC: EDS-305-S-SC / -S-SC-T: 1 port
• Single-mode SC (80 km): EDS-305-S-SC-80: 1 port

Features Supported:

• Auto negotiation, Auto MDI/MDI-X
• Full/Half duplex mode
• Port break alarm via DIP switch

Relay Output:

• 1 A @ 24 VDC (1 channel)

Power Input:

• Voltage: 12–48 VDC (operating: 9.6 to 60 VDC)
• Max current: 0.2 A
• Overcurrent and reverse polarity protection

Physical Properties:

• Housing: Metal
• IP Rating: IP30
• Dimensions: 53 × 135 × 105 mm
• Weight: 790 g
• Mounting: DIN-rail or wall (with optional kit)

Environmental Limits:

• Operating Temp: -10 to 60 °C (standard), -40 to 75 °C (-T models)
• Storage Temp: -40 to 85 °C
• Humidity: 5–95%, non-condensing

Certifications:

• Safety: UL 61010-201-1, UL/EN/IEC 62368-1
• EMI/EMS: CISPR 32, FCC Part 15B, IEC 61000-4 series
• Hazardous Locations: ATEX, IECEx, Class I Div. 2
• Shock/Vibration: IEC 60068-2-6 / -2-27 / -2-32
• Marine: DNV

MTBF:

• EDS-305: 3,821,019 hours
• EDS-305-M/S: 3,327,332 hours

Warranty:

• 5-year manufacturer warranty

Package Contents:

• 1 x EDS-305 Series switch
• Port caps for RJ45 and SC/ST (as applicable)
• Quick installation guide
• Warranty card