Technical Specifications

Category	Parameter	Specification
Ethernet	LAN Port	1 × 10/100M adaptive Ethernet port
	WAN Port	1 × 10/100M adaptive Ethernet port
	Cable Requirement	Shielded Cat5e cable ≤ 50 m
	Network Switch Cascading	≤ 4 layers
Wireless Parameters (4G CAT-1)	Standard / Regional Version	□ None (4G not included by default)    □ CN    □ EU    □ LA
	Operating Bands	LTE-FDD	CN: B1 / 3 / 5 / 8 EU: B1 / 3 / 5 / 7 / 8 / 20 / 28 LA: B2 / 3 / 4 / 5 / 7 / 8 / 28 / 66
		LTE-TDD	CN: B34 / 38 / 39 / 40 / 41 EU: - LA: -
		GSM	CN: B3 / 8 EU: B2 / 3 / 5 / 8 LA: B2 / 3 / 5 / 8
	Transmit Power	CN: EGSM900: Class 4 (33 dBm ±2 dB) DCS1800: Class 1 (30 dBm ±2 dB) LTE-FDD: Class 3 (23 dBm ±2 dB) LTE-TDD: Class 3 (23 dBm ±2 dB) EU / LA: GSM850 / EGSM900: Class 4 (33 dBm ±2 dB) DCS1800 / PCS1900: Class 1 (30 dBm ±2 dB) LTE-FDD: Class 3 (23 dBm ±2 dB)
	Antenna Option	Built-in 4G antenna: 2dBi FPC antenna
Wireless Parameters (LoRa)	Operating Frequency	868 MHz
	Modulation	LoRa
	Sensitivity	Up to -129 dBm
	Transmit Power	Default +14 dBm (max. +22 dBm)
	Spreading Factor	Supports SF5 / SF6 / SF7 / SF8 / SF9 / SF10 / SF11
	Antenna Option	External LoRa antenna: 1dBi rubber antenna-L
Wireless Parameters (WiFi)	Operating Frequency	2400 ~ 2483.5 MHz
	WiFi Type	WiFi 6
	WiFi Standard	IEEE 802.11 b/g/n/ax
	Output Power (Typical)	11ax HE40: 14 dBm ±1.5 dBm 11ax HE20: 14 dBm ±1.5 dBm 11n HT40: 14 dBm ±1.5 dBm 11n HT20: 14 dBm ±1.5 dBm 11g: 15 dBm ±1.5 dBm 11b: 17 dBm ±1.5 dBm
	Receive Sensitivity (Typical)	11b, 1 Mbps: -98 dBm 11b, 11 Mbps: -90 dBm 11g, 6 Mbps: -93 dBm 11g, 54 Mbps: -76 dBm 11n, HT20 (MCS7): -73 dBm 11ax, HE20 (MCS9): -70 dBm 11ax, HE40 (MCS9): -67 dBm
	Antenna Option	External 2.4G antenna: 2dBi rubber antenna-R
Wireless Parameters (BLE)	Operating Frequency	2400 ~ 2483.5 MHz
	Bluetooth Standard	BLE 5.3
	Receive Sensitivity (Typical)	-99 dBm
	Transmit Power (Typical)	10 dBm
	Antenna Option	External 2.4G antenna: 2dBi rubber antenna-R
Hardware Parameters	Operating Voltage	DC 5V ±5%
	Power Consumption	< 5W
	LED Indicators ×6	1 × Power / System Status LED
		1 × Server Connection LED
		1 × Cellular Signal LED
		1 × LoRa Connection LED
		1 × COM Connection LED
		1 × P1 Connection LED
	Button	Reset button (RESET)
	RS485 Interfaces	3 channels
	120Ω Termination Resistor	3 independent DIP switches
	DI Interfaces	2 channels
	Auxiliary Power Output	12V @ 100mA
	DO Interfaces	2 channels
	Data Storage	Standard 512 MB NAND FLASH (Approx. 40 KB storage per inverter per 24 hours)
	Dimensions	PCB: 142 mm × 83.5 mm × 18 mm
		Enclosure: 149 mm × 88 mm × 25.3 mm (±0.5 mm)
	Operating Temperature	-30°C ~ +70°C
	Extended Operating Temperature	-40°C ~ +85°C
	Operating Humidity	10% ~ 90% RH, non-condensing
	Storage Temperature	-40°C ~ +90°C
	Storage Humidity	≤ 40% RH, non-condensing
	Protection Rating	IP20
	External Interfaces	RJ45 / RJ12 / 8P×2 terminal connector
	Installation Method	Wall-mounted
Software Parameters	Total Supported Devices	≤ 32 devices
	Inverters	≤ 32 units
	Heat Pump	1 unit
	P1 Meter	1 unit
	EV Chargers	≤ 2 units
	LoRa Connected Devices	Default: 1 device (Optional range: 1–10 devices)
	Serial Communication Baud Rate	9600 bps (Adjustable: 1200–9600 bps)
	Data Collection Interval	Default: 1 minute
	Data Upload Interval	Default: 5 minutes (Selectable range: 1–15 minutes)
	User Configuration	Local web configuration
		Remote server configuration
	Firmware Upgrade	Remote upgrade
		Local web upgrade
	Security Mechanism	Software watchdog
		Hardware watchdog
	Strategy Configuration	Local / remote strategy configuration
	Others	Real-time control, breakpoint resume