Altronix NETWAYSP1BT2 802.3bt PoE++ Media Converter/Injector

Overview

The Altronix NETWAYSP1BT2 is a ruggedized outdoor 802.3bt four-pair power over Ethernet (4PPoE) media converter and injector rated for 90W maximum power delivery. Designed for security integrators and telecom installers, this unit bridges copper and fiber connectivity while simultaneously injecting high-power PoE to edge devices positioned up to 100 meters away. The NETWAYSP1BT2 mounts in a NEMA 4/4X, IP66-rated outdoor enclosure and operates across extended temperature ranges, making it suitable for demanding surveillance, access control, and IoT deployments where traditional power infrastructure is unavailable or impractical.

Key Features

• 802.3bt Compliance: Full IEEE 802.3af, 802.3at, and 802.3bt standard support with 90W maximum PoE budget per port
• Dual 1Gb SFP Fiber Ports: Two Small Form-Factor Pluggable slots for 1000Base-X/SX/LX multimode or single-mode fiber; supports daisy-chain communication for extended reach
• Single RJ45 Data Port: 10/100/1000 Mbps auto-negotiating Ethernet with auto-crossover detection; supports standard 4-pair CAT5e structured cable up to 100 meters
• Outdoor-Rated Enclosure: NEMA 4/4X stainless steel construction with IP66 rating; operating temperature range -40°C to 60°C (-40°F to 140°F) at maximum 90W output; thermal management rated at approximately 61 BTU/hr
• Flexible Cable Compatibility: Deploy with conventional structured cable, single or multimode fiber, or hybrid fiber/copper cable combinations without external adapters
• Legacy Device Protection: Auto-detection and automatic protection of non-PoE or low-power PoE devices to prevent over-voltage faults
• Battery Backup Ready: Integrated charging controller for sealed lead-acid or gel-type batteries; provides instantaneous failover upon AC power loss; batteries sold separately; requires separate ventilated enclosure for battery installation
• Dual Input Power Options: 115VAC 60Hz at 2.5A, or 230VAC 50/60Hz at 1.3A; 5A/250V input fuse protection
• Visual Status Indicators: Color-coded RJ45 LEDs (Yellow: 10/100 Mbps; Green: 10/100/1000 Mbps); PoE presence LED; SFP connection status LED
• Extended Operational Altitude: Rated for 304.8 to 2,000 meters elevation; storage temperature -40°C to 85°C with 85% ±5% relative humidity tolerance
• Lifetime Limited Warranty: Backed by Altronix manufacturer support and lifetime limited warranty coverage

Integration & Compatibility

The NETWAYSP1BT2 integrates seamlessly into hybrid analog/digital surveillance and IoT infrastructure where fiber backbone connectivity meets high-power PoE delivery requirements. The unit's auto-detection capability eliminates risk of equipment damage when integrating legacy 802.3af cameras or access control devices alongside modern 802.3bt powered devices. Fiber connectivity via dual 1Gb SFP ports decouples power distribution from EMI-sensitive network segments, essential in industrial and outdoor telecom environments. The RJ45 data port operates at standard Ethernet speeds (10/100/1000 Mbps) and supports full-duplex operation over CAT5e cabling, ensuring compatibility with existing structured cable plants while fiber connectivity extends range and isolation.

Outdoor Deployment Considerations

Integrators should note the critical temperature derating: the 90W PoE budget is available only when operating at or below 60°C (140°F). At 80W, the unit operates up to 70°C; at 60W, up to 75°C. For installations in high-solar or confined outdoor locations, thermal load modeling is recommended. The NEMA 4/4X IP66 enclosure provides full protection against dust, rain, and washdown; pole mount kit (PMK1) and optional SFP transceiver modules (single-mode P1SM10, multi-mode P1MM, or copper P1GCE variants) are available separately. Battery backup requires a separate ventilated enclosure and sealed lead-acid or gel batteries (not included); failover is instantaneous upon AC loss.

Ted Perry

Perspective based on aggregated IP Security Depot and affiliated engineering team experience.

I've specified the Altronix NETWAYSP1BT2 on several large-scale outdoor surveillance and access control projects where fiber backbone distribution meets high-power PoE injection at the edge. This unit solves a real integration challenge: delivering 90W of 802.3bt power over distances that exhaust copper-only solutions, while maintaining optical isolation at the network core. The dual SFP slots and daisy-chain capability reduce complexity in multi-building campuses.

Technical Highlights:

• 90W 802.3bt Budget: Delivers full four-pair power to compliant devices; auto-detection prevents legacy equipment faults
• Dual Fiber + Copper Hybrid: The NETWAYSP1BT2 bridges fiber backbone to copper PoE endpoint without external converters; supports hybrid cable for simplified installation
• Extended Reach: 100-meter RJ45 run plus fiber span eliminates need for intermediate power injectors in many large-footprint deployments
• Temperature-Derating Model: 90W available only to 60°C; thermal design requires active load management in high-heat environments

Deployment Considerations:

• Battery backup integration requires separate ventilated enclosure and external batteries; plan enclosure footprint and UPS sizing accordingly
• Input power is AC-only (115VAC or 230VAC); ensure clean, stable supply to avoid nuisance failover; consider power conditioning in locations with utility instability
• Fiber transceiver modules must be specified separately based on backbone plant (multimode, single-mode, or copper); P1SM10, P1MM, and P1GCE variants are available but not bundled
• NEMA 4/4X enclosure is excellent for coastal and washdown environments; pole mount kit (PMK1) available for streamlined field deployment

The NETWAYSP1BT2 is a solid choice for integrators building hybrid fiber/copper PoE networks in outdoor, high-power, extended-distance applications. Thermal derating and battery enclosure planning are non-negotiable; otherwise, this is a straightforward, reliable injection point that eliminates the complexity of multiple low-power converters.