LEH Series Class1 Div2 Switches

ISA 12.12.01 certified equipment for Class 1, Div. 2 environments.

These products are all certified to be safe for use in areas such as:

  • Oil/gas fields.
  • Gas compressor plants.
  • Refineries.
  • Mining.
  • Fuel servicing areas.
  • Anywhere explosive vapors and fumes may be present.


LEH1200 Series Hardened, Managed Ethernet Switches
With Class 1, Div. 2 and ISA 12.12.01 Certifications, these 10-/100-Mbps switches operate safely in areas where fire or explosion hazards may exist. They meet many other harsh/industrial standards, including NEMA TS1/TS2. They withstand extreme temperatures and come in an IP30-rated enclosure.
Choose from models with: 8 or 16 copper ports, and with 8 or 16 copper ports plus 2 fiber ports.


Industrial-Grade USB Hubs
Tested to meet heavy industrial EMC standards, these USB hubs are designed with high electrostatic discharge protection (Level 4, 15 kV) to protect your connected USB devices. They are suitable for use near electronically noisy motor controls, variable frequency drives, and equipment with large electrical loads. The hubs are also designed to withstand extreme temperatures and come in an IP30-rated enclosure.

Choose from models with: 4 ports4 ports with isolation7 ports, and 7 ports with isolation.


Industrial Wireless Modem – 900 MHz
The rugged construction of the Industrial Wireless Modems ensures uninterrupted industrial operation. It makes wireless line-of-sight connections up to 32.1 km (20 miles). Transmit RS-232, R2-422, or RS-485 up to 96.5 km (60 miles) with two modems. Heavy-gauge steel and extended temperature components make this wireless model able to operate in industrial settings, plus it has built-in surge protection. Rated for Class 1, Div. 2 environments.