



*Click an image to enlarge
NetGuardian 216F
With 2 SFP fiber interfaces, an integrated 1000BaseT Ethernet switch and SNMPv3 support, the NetGuardian 216F can virtually handle every monitoring need.
Key Features
- 8 analog alarms
- 2 control relays
- 16 discrete alarms
- LAN access for 7 network elements
- 16 ping alarms
- Two SFP Fiber Ports (1000Base-X)
Get a Quote
Our products are custom built-to-order with a lead time of only 14 days.

Enjoy bulk discounts on orders with 10 or more items, backed by our 30-day money back guarantee.
Contact SalesFor monitoring your smaller remote enclosure sites, the NetGuardian 216F provides the power you need in a compact unit. This powerful RTU is a LAN-based, fiber-supported alarm collector that provides network managers with remote visibility of their network elements.
With 2 SFP fiber ports, LAN access for 7 network elements, 16 discrete alarms, 32 ping alarms, 8 analog inputs (4 general, 2 temp, 2 batt), and 2 controls, this efficient RTU is a perfect remote monitoring solution if you have remote sites without LAN transport.
When your NetGuardian 216F detects a problem, it will alert your team with a detailed message 24/7. This message can be personalized and you can choose how you want to receive it as well. Notification types include text message, email, and SNMP traps.
Other advantages of the 216F include:
- Integrated 10/100/1000BaseT Ethernet Switch - provide connectivity to far-end devices
- LAN access for 7 network elements - make your 216F and joined devices talk to the right components in your network without installing a separate router
- Supports the Building Access System - control up to 8 doors per NetGuardian
- Remote access to serial equipment with up to 5 terminal server ports
- Industrial temperature rating to withstand extreme weather
- Firmware upgradeable via LAN
- Web interface - monitor without a master
- Ability to expand to discrete alarms and control relays capacity with NetGuardian Expansion Units
Form Factor
- Height: 1.75"
- Width: 17"
- Depth: 12"
- Mounting:
- Weight: 4.3 lbs
Core Features
- Analog Alarms: 8
- Control Relays: 2
- Craft port: 1 serial port
- Discrete Alarms: 16
- Fuse: Dual 3/4 Amp GMT
- Ground Isolated
- Internal Temp Sensor
- LED status indicators
- NIC: 10/100/1000BaseT
- Ping Targets: 16
- Power Input: Dual
- Power Supply: -48Vdc
- Rack Ears: Both
- SFP Fiber Interfaces: 2
- Web Browser Interface
Operating Conditions
- Analog Input Range: -92-+92VDC or 4-20mA
- Humidity: 0-95% NC
- Max Current: 3/4 Amp, AC/DC
- Max. Voltage: 60VDC / 120VAC
- Temperature: -22 to 158F (-30 to 70C)
Optional Features
- Rack Ears: 19-inch, 23-inch
Explore different capacities
![]() | ![]() | ![]() | ![]() | ![]() | |
Product Name | NetGuardian 420 | NetGuardian 240T | NetGuardian 216F | NetGuardian 864A G5 | NetGuardian 480 G4 |
Alarm Count | 20 | 40 | 32 | 64 | 80 |
Analogs | 4 | 2 | 8 | 8 | 4 |
Comparison | Roughly half the capacity. | Adds T1 transport. | - | Double capacity in same 1RU | Massive discrete capacity. |