SAP-B51 Product Specification

Offering excellent performance and speed, the SAP-B51 is an indoor 11ac panel AP that supports dual-band wireless services at 2.4GHz and 5.8GHz frequencies. With its ability to create a cleaner wireless environment and provide stable wireless access, the SAP-B51 is an ideal choice for various indoor deployments.

SAP-B51

Product Overview

SAP-B51 is a high-performance, high-speed indoor 11ac panel AP that provides dual-band wireless services at 2.4GHz and 5.8GHz, offering a cleaner wireless environment and more stable wireless access.

Product Features

Simultaneous operation of 2.4GHz (300Mbps) and 5GHz (867Mbps) for maximum wireless throughput

Supports hardware watchdog function for automatic recovery of abnormal devices, eliminating the need for maintenance

Heat sink with special surface coating for improved heat dissipation

Supports 48V PoE

Technical Parameters

规格参数
Product Model	SAP-B51
CPU	MT7628DAN+MT7613BEN
Flash	8M
DDR2	64M
2.4G Working Frequency Band	2.4GHz – 2.484GHz
2.4G WIFI Transmission Protocol	802.11 b / g / n
5G Working Frequency Band	5.150GHz～5.850GHz
5G WIFI Transmission Protocol	802.11 a / n / ac
Built-in Antenna (2.4G)	2*omnidirectional antennas, each with a gain of 2dBi
Built-in Antenna (5G)	2*omnidirectional antennas, each with a gain of 2dBi
SSID Hidden	Supported
Max Rate	1200Mbps
Max Wireless Access Support	100+

2.4G Wireless Power	802.11b	11M	17±2dBm	1M	19±2dBm
	802.11g	54M	16±2dBm	6M	18±2dBm
	802.11n HT20	MCS7	15±2dBm	MCS0	17±2dBm
	802.11n HT40	MCS7	14±2dBm	MCS0	16±2dBm
5G Wireless Power	802.11a	54M	16±2dBm	6M	18±2dBm
	802.11n HT20	MCS7	15±2dBm	MCS0	17±2dBm
	802.11n HT40	MCS7	14±2dBm	MCS0	16±2dBm
	802.11ac HT80	MCS9	13±2dBm	MCS0	15±2dBm
2.4G Receiver Sensitivity	802.11b	11M	-82dBm	1M	-94dBm
	802.11g	54M	-72dBm	6M	-90dBm
	802.11n HT20	MCS7	-70dBm	MCS0	-88dBm
	802.11n HT40	MCS7	-68dBm	MCS0	-86dBm
5G Receiver Sensitivity	802.11a	54M	-72dBm	6M	-90dBm
	802.11n HT20	MCS7	-70dBm	MCS0	-88dBm
	802.11n HT40	MCS7	-68dBm	MCS0	-86dBm
	802.11ac HT80	MCS9	-58dBm	MCS0	-82dBm

2.4G EVM	802.11b: ≤-10 dB ；802.11g: ≤-25 dB ；802.11n: ≤-28 dB
5G EVM	802.11a: ≤-25 dB ；802.11n: ≤-28 dB ；802.11ac: ≤-32 dB
Frequency Offset	±20ppm
Interface (WAN)	1x 10/100M adaptive WAN port, supports 48V PoE
Interface (LAN)	1x 10/100M adaptive LAN port
POE	48V 802.3af
Button	Reset button (short press to turn off, long press 6-10 seconds to restore factory default configuration)
Status Indicators	System indicator light
Maximum Power	< 8W
ESD	Air discharge +/-8K, contact discharge +/-4K
Surge	Common mode 1kV, Differential mode 0.5kV
Product	87mm86mm35.8mm
Weight	96g
Operating Environment	Normal operating temperature: -10°C to 40°C; Storage temperature: -40°C to 70°C; Humidity: 5% to 95% (non-condensing)

Software Parameters

Homepage	Operating Modes: Fat AP Mode and Fit AP Mode
	Wireless AP download speed, Wireless AP upload speed, Runtime
	Device information, Device description, Local network information, WIFI information
Supported Modes	Gateway mode, Relay mode, AP mode
Wireless Functions	SSID broadcast
	Number of SSIDs: 4 (2.4GHz) + 4 (5GHz), supports Chinese SSID
	Hidden SSID function
	Wireless encryption: OPEN, WPA/WPA2PSK-TKIPAES, WPA2PSK-AES
	Wireless MAC address filtering: Supports whitelist (100)
	Spectrum navigation (5G priority)
	WiFi scheduled shutdown function
	User isolation: Wireless network isolation, internal AP isolation
	Transmit power settings
	Limit on the number of wireless clients
Network Functions	Connection methods: Static address, retrieval from management server, retrieval from gateway
	DHCP server: Can be built-in or external
	Cloud platform server
Device Management	Backup configuration information
	Restore configuration information
	Factory reset
	Reboot including scheduled reboot and immediate reboot
	Firmware upgrade
	Time management including system display time and time synchronization
	System log
	FAT-FIT AP switching function

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