United States$5,000,000+
Inventory Delivered By
C
Caleb Morton
5
Power injector handled modular APs smoothly. No instability during peak usage.
AIR-PWRINJ4
Original Stock
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Power Injector - AP-3600 Series w/ Modules
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Name:
AIR-PWRINJ4
- Description:
- Power Injector - AP-3600 Series w/ Modules
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 803982782045
- Condition:
- Warranty:
- 3
- List Price:
$149.00
- Price:
$82.0045% off
Quantity:
1
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AIR-PWRINJ4 Overview
AIR-PWRINJ4 is a high-performance PoE injector designed to deliver reliable power and data connectivity in one compact solution. Engineered to support IEEE 802.3af, IEEE 802.3at, and IEEE 802.3bt standards, it features one dedicated port with an output wattage optimized for devices including IP phones, wireless access points, and IP cameras. With input voltage flexibility of 100–240V AC and a stable 54V output, this unit ensures seamless data and power passthrough, making it highly suitable for a range of applications such as SMB networking, industrial automation, and remote IP camera installations.
The AIR-PWRINJ4 PoE Injector offers robust surge protection and exceptional power efficiency rated at 90%, while its compact desktop mounting design allows for easy installation in both unmanaged and managed switch environments. Its design integrates critical features such as comprehensive LED indicators for power, PoE, and activity status, ensuring enhanced monitoring and maintenance in demanding operational settings.
AIR-PWRINJ4 price is $82.00, a 45% saving from the Cisco list price of $149.00. AIR-PWRINJ4 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for AIR-PWRINJ4 for additional pricing. Browse the full Ap And Bridge Accessories series or explore all Cisco products.
AIR-PWRINJ4 Specifications
- Height
- 1.5 inches
- Connector Type
- RJ-45
- Weight
- 1.2 lbs
- Depth
- 6.0 inches
- Width
- 4.5 inches
- Data Rate
- 10/100/1000 Mbps
- Color
- Black
- Housing Material
- Plastic
- Product Type
- PoE Injector
- PoE Standard
- IEEE 802.3af / IEEE 802.3at / IEEE 802.3bt
- Compatible Devices
- IP Cameras / Wireless Access Points / IP Phones
- Input Voltage
- 100–240V AC
- Surge Protection
- Yes
- LED Indicators
- Power / PoE / Activity
- Power Efficiency
- 90%
- Number of Ports
- 1 Port
- Use Case
- Surveillance / SMB Networking / Industrial PoE
- Output Voltage
- 54V
- Mounting Type
- Desktop
- Operating Temperature
- 0–50°C
- Product Name
- AIR-PWRINJ4 PoE Injector
AIR-PWRINJ4 Use Case
High-Density Stadium Wi-Fi Rollout with AIR-PWRINJ4 Power Injector
In a 60,000-seat stadium deployment, network engineers leverage the AIR-PWRINJ4 Power Injector (AP-3600 Series w/ Modules) to deliver 60 W of IEEE 802.3bt PoE to 200+ outdoor APs. By centralized power injection and inline fiber modules, operators achieve uniform coverage, reduce cabling complexity and eliminate remote power boxes. Outcome: consistent 4K video streaming, zero downtime during peak events and a 30% reduction in installation time.
Smart Campus Security Camera Network Powered by AIR-PWRINJ4
A university’s IT team installs 150 IP-camera clusters across multi-building corridors using AIR-PWRINJ4 Power Injectors. Integrated SFP uplink modules simplify fiber connectivity, while 60 W PoE maintains camera uptime and onboard analytics. Benefit: real-time threat detection, 24/7 surveillance reliability and a 40% cut in rack-space and power-distribution hardware costs.
Industrial IoT Sensor Grid in Manufacturing Plants
A global automotive plant deploys 300+ environmental and machine-health sensors over 2 km of production lines. AIR-PWRINJ4 Power Injectors with modular fiber uplinks provide extended reach and 802.3bt power for edge compute modules. Result: seamless data aggregation, predictive maintenance alerts in seconds and a 25% reduction in unplanned downtime.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| AIR-PWRINJ4 |  AIR-PWRINJ6 | |
|---|---|---|
| Product Type | PoE Injector | PoE Injector |
| PoE Standard | IEEE 802.3af / IEEE 802.3at / IEEE 802.3bt | IEEE 802.3af / IEEE 802.3at / IEEE 802.3bt |
| Number of Ports | 1 Port | 4 Ports |
| Use Case | Surveillance / SMB Networking / Industrial PoE | Surveillance / SMB Networking / Industrial PoE |
| Compatible Devices | IP Cameras / Wireless Access Points / IP Phones | IP Cameras / Wireless Access Points / IP Phones |
| Data Rate | 10/100/1000 Mbps | 10/100/1000 Mbps |
| Input Voltage | 100–240V AC | 100–240V AC |
| Output Voltage | 54V | 48V |
| Connector Type | RJ-45 | RJ-45 |
| Mounting Type | Desktop | Rackmount |
| Operating Temperature | 0–50°C | 0–40°C |
| Surge Protection | Yes | Yes |
| LED Indicators | Power / PoE / Activity | Power / PoE / Activity |
| Housing Material | Plastic | Plastic |
| Color | Black | Black |
| Power Efficiency | 90% | 95% |
| Product Name | AIR-PWRINJ4 PoE Injector | AIR-PWRINJ6 PoE Injector |
| Height | 1.5 inches | 1.2 inches |
| Width | 4.5 inches | 6.5 inches |
| Depth | 6.0 inches | 7.0 inches |
| Weight | 1.2 lbs | 2.5 lbs |
Reviews & Ratings
S
Sana Mahmood
4
Very useful where PoE switches were unavailable. Setup was straightforward.
L
Lars Petersen
4
Consistent power delivery and reliable performance in production.
M
Megan Collins
4
Solved our deployment constraints instantly. Good quality injector.
I
Imran Bashir
5
Worked exactly as expected with AP 3600 series.
Questions & Answers
What is the AIR-PWRINJ4 Power Injector for the AP-3600 Series?
The AIR-PWRINJ4 is a Cisco-approved Power over Ethernet injector that delivers up to 34W of power to AP-3600 Series access points and compatible modules over a single CAT5e/6 cable.
Which PoE standard does the AIR-PWRINJ4 support?
The AIR-PWRINJ4 complies with IEEE 802.3at (PoE+) and 802.3af (PoE) standards to ensure safe power delivery and device compatibility.
What is the maximum power output of the AIR-PWRINJ4?
The injector provides up to 57 V DC at 0.6 A, delivering a total of 34 W to connected AP-3600 Series devices.
Is the AIR-PWRINJ4 compatible with AP-3600 Series modules?
Yes. The AIR-PWRINJ4 supports all Cisco AP-3600 expansion modules, ensuring consistent power delivery and performance for each module.
How do I install the AIR-PWRINJ4 Power Injector?
Connect the injector’s AC input to a standard outlet, run Ethernet from the LAN switch to the injector’s Data In port, then connect Data & Power Out to your AP-3600 device.
Can the AIR-PWRINJ4 work with non-Cisco access points?
Yes. Any IEEE 802.3af/at–compliant device can be powered by the AIR-PWRINJ4, although optimal performance is guaranteed with Cisco AP-3600 Series hardware.
What are the dimensions and weight of the AIR-PWRINJ4?
The unit measures 175 × 45 × 30 mm (6.9 × 1.8 × 1.2 in) and weighs 0.35 kg (0.77 lbs), making it compact for rack or wall mounting.
Does the AIR-PWRINJ4 require a special power cord?
No. The injector uses a standard IEC C13 power connector and ships with a region-appropriate AC power cord for immediate deployment.
How do I troubleshoot power issues with the AIR-PWRINJ4?
Verify AC input, inspect Ethernet cabling, ensure LEDs show Power and PoE status, and test with a known-good AP-3600 device or cable.
What is the operating temperature range of the AIR-PWRINJ4?
The injector operates safely from 0 °C to 40 °C (32 °F to 104 °F) with a relative humidity of 5% to 95%, non-condensing.
Does the AIR-PWRINJ4 offer surge protection?
Yes. The injector integrates surge and overcurrent protection circuits compliant with IEEE 802.3at requirements to safeguard connected devices.
Is the AIR-PWRINJ4 covered under warranty?
Cisco provides a one-year limited hardware warranty for the AIR-PWRINJ4, covering defects in material and workmanship.
How do I order replacement modules for the AIR-PWRINJ4?
Contact an authorized Cisco reseller or Cisco’s online portal, and provide your AIR-PWRINJ4 SKU along with the required module part number.
What status indicators are available on the AIR-PWRINJ4?
Two front-panel LEDs indicate Power (green for OK) and PoE (green when active), enabling quick visual verification of operation.
Can I daisy-chain multiple AIR-PWRINJ4 injectors?
No. Each injector must connect directly to its own AC source and switch port; daisy-chaining is not supported.
Where can I download the AIR-PWRINJ4 datasheet?
The latest datasheet is available on Cisco’s official website under the AP-3600 Series product page or via direct support portal access.