LBH120A-H-ST Specifications
Black Box Hardened Mini Industrial Switch
Manufacturer: Black Box
Manufacturer Model: LBH120A-H-ST
Product Line: LBH120 Series
Product Type: Unmanaged Industrial Ethernet Switch
Product Name: Black Box Hardened Mini Industrial Switch
KEY FEATURES:
Ports: 4 × 10/100 Mbps RJ-45 (copper), 1 × 100 Mbps multimode ST fiber
Fiber Distance: Up to 2 km (MM)
Power Input: 12–48 V DC
Operating Temperature Range: –13°F to +140°F (–25°C to +60°C)
Enclosure: Industrial-strength plastic case
Mounting: DIN rail mount kit included
Electromagnetic Compliance: IEC 61000‑6-2 generic EMC standards
Warranty: 5-Year Double Diamond™ Warranty
PERFORMANCE:
Switching Type: Store-and-forward
MAC Address Table: 2048 entries
Buffer Memory: 384 KB
Layer: Layer 2 switch
ENVIRONMENTAL & RELIABILITY:
Operating Humidity: Not explicitly specified
Shock Resistance: Not explicitly specified
Vibration Resistance: Not explicitly specified
PHYSICAL:
Form Factor: Mini industrial, DIN rail mountable
Dimensions (W × D × H): ~1″ × 2.8″ × 4.3″ (≈ 25.4 mm × 71 mm × 109 mm)
Weight: ~8 oz (≈ 226.8 g)
Fiber Connector: ST, multimode, 1300 nm

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