802.11ac Dual-Radio Smart Antenna 3×3 Nebula Cloud Managed Access Point ยี่ห้อ ZYXEL รุ่น NAP303
The Zyxel Nebula NAP303 802.11ac Dual-Radio Smart Antenna 3×3 Nebula Cloud Managed Access Point is a high-performance 3×3 802.11ac Wi-Fi AP capable of delivering combined data rates of up to 1.75 Gbps. Featuring Smart Antenna technology, the NAP303 perfectly solves coverage problems by adjusting antenna patterns adaptively to fit different wireless environments. The NAP303’s industry-leading RF output power and sensitivity jointly offer greater coverage and better performance to networks. The ultra-fast capabilities makes NAP303 perfect for interference-laden environments, such as conference rooms, airports, educational facilities and other high-density venues.
- Cloud-managed, dual-radio 3×3 MIMO 802.11ac AP
- Supports combined data rates of up to 1.75 Gbps
- Smart antenna provides breakthrough performance
- Self-configuration and zerotouch deployment
- Enterprise-class security and RF optimization
- Dynamic Channel Selection, Load Balancing and Smart Client Steering
- Industry-leading receive sensitivity at as low as -102 dBm
- Tool-less bracket design simplifies installation
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Models
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![]() NAP203
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![]() NAP303
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![]() NAP353
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| Description | 802.11ac Dual-radio Dual-optimized Antenna 3×3 Nebula Cloud Managed Access Point | 802.11ac Dual-radio Smart Antenna 3×3 Nebula Cloud Managed Access Point | 802.11ac Dual-Radio External Antenna 3×3 Outdoor Access Point | |
| RF Specifications | ||||
| Frequency band | 2.4 GHz (IEEE 802.11 b/g/n)
5 GHz (IEEE 802.11 a/n/ac)
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2.4 GHz (IEEE 802.11 b/g/n)
5 GHz (IEEE 802.11 a/n)
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2.4 GHz (IEEE 802.11 b/g/n)
5 GHz (IEEE 802.11 a/n)
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| Antenna system | Dual-optimized internal antenna | 6 embedded smart antenna | 6 N-type connectors* Note: * The antenna is not embedded and external antennas are separately sold. |
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| Antenna gain |
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2.4 GHz, 4 dBi; 5 GHz, 6 dBi | – | |
| Support Data Rate |
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| Receive Sensitivity | Min. Rx sensitivity up to -102 dBm | Min. Rx sensitivity up to -102 dBm | Min. Rx sensitivity up to -102 dBm | |
| WLAN | ||||
| WLAN Maximum Throughput | Up to 900 Mbps | Up to 900 Mbps | Up to 900 Mbps | |
| Fast roaming | Pre-authentication, PMK caching and 802.11r/k/v. | Pre-authentication, PMK caching and 802.11r/k/v. | Pre-authentication, PMK caching and 802.11r/k/v. | |
| Smart mesh | Yes | Yes | Yes | |
| Wireless Security |
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| Network |
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| QoS (PG) |
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| Interfaces | ||||
| Number of 10/100/1000M LAN | 2 | 2 | 1 | |
| PoE Power Draw | 12.48W (802.3at PoE)* Note: * Max. power draw is 12.48 W. In extreme cases, the inrush current is greater than 802.3af limit, thus 802.3at PoE is required. |
17.04W | 25W | |
| Input power | 802.3at PoE Only (No DC jack) | DC input: 12 VDC 2 A; PoE: 802.3at compliant (Power adapter is sold separately) | PoE: 802.3at compliant | |
| Standard Compliance | ||||
| Ethernet |
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| PoE | IEEE 802.3at | IEEE 802.3at* Note: *Compatible with 802.3af mode with restricted function: 1×3 MIMO with 1 spacial stream. |
IEEE 802.3at | |
| WLAN |
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| Certifications | ||||
| Radio |
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| Physical Specifications | ||||
| Item | Dimensions (WxDxH)(mm/in.): 203.9 x 191.7 x 34.7/8.03 x 7.55 x 1.37 Weight (g/lb.): 445/0.98 |
Dimensions (WxDxH)(mm/in.): 236 x 227 x 62/ 9.28 x 8.95 x 2.43 Weight (g/lb.): 982/2.17 |
Dimensions (WxDxH)(mm/in.): 255 x 256 x 62/10.04 x 10.08 x 2.44 Weight (g/lb.): 1,708/3.77 |
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| Packing | Dimensions (WxDxH)(mm/in.): 235 x 246 x 60/9.25 x 9.69 x 2.36 Weight (g/lb.): 938/2.07 |
Dimensions (WxDxH)(mm/in.): 308 x 323 x 127/ 12.13 x 12.72 x 5.00 Weight (g/lb.): 1,743/3.85 |
Dimensions (WxDxH)(mm/in.): 393 x 158 x 430/15.47 x 6.22 x 16.93 Weight (g/lb.): 3,904/8.63 |
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| Environmental Specifications | ||||
| Weather Protection | – | – | IP66 (Embedded heater for harsh weather) | |
| Operating | Temperature : 0°C to 50°C/32°F to 122°F Humidity: 10% to 90% (non-condensing) |
Temperature : 0°C to 50°C/32°F to 122°F Humidity: 10% to 90% (non-condensing) |
Temperature : -40°C to 60°C/-40°F to 140°F Humidity: 10% to 95% (non-condensing) |
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| Storage | Temperature : -40°C to 70°C/-40°F to 158°F Humidity: 10% to 90% (non-condensing) |
Temperature : -40°C to 70°C/-40°F to 158°F Humidity: 10% to 90% (non-condensing) |
Temperature : -40°C to 70°C/-40°F to 158°F Humidity: 10% to 95% (non-condensing) |
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