| Form factor | 1U | 1U | 1U | 1U | 
| Width | 17.46” (433.5 mm) | 17.46” (433.5 mm) | 17.46” (433.5 mm) | 17.46” (433.5 mm) | 
| Depth | 20.8” (528.32 mm) | 20.8” (528.32 mm) | 20.8” (528.32 mm) | 20.8” (528.32 mm) | 
| Weight | 17.5-20.5 lbs (9.3-7.94 kg) | 17.5-20.5 lbs (9.3-7.94 kg) | 17.5-20.5 lbs (9.3-7.94 kg) | 17.5-20.5 lbs (9.3-7.94 kg) | 
| Cooling | Forced air convection via internal, high-reliability fans | Forced air convection via internal, high-reliability fans | Forced air convection via internal, high-reliability fans | Forced air convection via internal, high-reliability fans | 
| Mounting | Glides or fixed, mounts in standard EIA-310 rack | Glides or fixed, mounts in standard EIA-310 rack | Glides or fixed, mounts in standard EIA-310 rack | Glides or fixed, mounts in standard EIA-310 rack | 
| Power supply | AC: 100-240VAC, 50-60 Hz, auto-switching, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102 
DC: 18-36VDC, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102
DC: 18-36VDC, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102 | AC: 100-240VAC, 50-60 Hz, auto-switching, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102 
DC: 18-36VDC, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102
DC: 18-36VDC, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102 | AC: 100-240VAC, 50-60 Hz, auto-switching, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102 
DC: 18-36VDC, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102
DC: 18-36VDC, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102 | AC: 100-240VAC, 50-60 Hz, auto-switching, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102 
DC: 18-36VDC, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102
DC: 18-36VDC, single or 1+1 redundant, EMI compliant to MIL-STD-461, CE102, RE102 | 
| Downlink ports | 32 40/100Gbps QSFP28 (up to 8 usable for stacking) | 48 1/10Gbps SFP+ | 48 1/10/25Gbps SFP28 | 48 1/10Gbps 10GBASE-T RJ45 | 
| Layer 3 Routing | Basic static routing, RIP. Add on license enables advanced L3 routing (OSPF, BGP, VRRP, PIM, PBR, VRF features) | Basic static routing, RIP. Add on license enables advanced L3 routing (OSPF, BGP, VRRP, PIM, PBR, VRF features) | Basic static routing, RIP. Add on license enables advanced L3 routing (OSPF, BGP, VRRP, PIM, PBR, VRF features) | Basic static routing, RIP. Add on license enables advanced L3 routing (OSPF, BGP, VRRP, PIM, PBR, VRF features) | 
| Aggregated Stacking Bandwidth | 9.6 Tbps | 9.6 Tbps | 9.6 Tbps | 9.6 Tbps | 
| Stacking/Uplink Ports | 8 40/100Gbps QSFP28 | 8 40/100Gbps QSFP28 | 8 40/100Gbps QSFP28 | 8 40/100Gbps QSFP28 | 
| Stacking Density | 12 | 12 | 12 | 12 | 
| Stacking Distance | 10 km | 10 km | 10 km | 10 km | 
| Switching Capacity (Full Duplex) | 6.4 Tbps | 2.56 Tbps | 4.0 Tbps | 2.56 Tpbs | 
| Forwarding Capacity (Full Duplex) | 2.0 Bpps | 1.9 Bpps | 2.0 Bpps | 1.9 Bpps |