· Product Features

External Bluetooth Mesh wireless networking, constant voltage output; compact, ultra-thin and lightweight; wide voltage input 100-240VAC (50/60Hz); ultra-low standby power consumption ≤75mW; maximum conversion efficiency ≥88%; isolated solution; multi-port output; PC fire-retardant housing; built-in active PFC function; short circuit, overload, overvoltage and over-temperature protection; supports Bluetooth Mesh wireless networking, suitable for indoor 12/24V constant voltage LED luminaires.

· Structure & Workmanship

Housing made of PC fire-retardant material, overall ultra-thin and compact; external independent installation, isolated architecture, built-in active PFC; built-in 4-port Dupont terminals + 1-port high-current terminal output, with 2 controller interfaces on the side (compatible with door sensor / hand-wave / touch / motion sensor switches); this driver belongs to the wireless networking series, based on Bluetooth Mesh to build a dynamically scalable network architecture. Multiple drivers can communicate with wireless switches via Bluetooth, max. communication distance 30M, enabling long-distance wiring-free integrated luminaire management, and can be paired with wireless sensor switches. Product dimensions 160×62×19.5mm (L×W×H).

· Electrical Performance

Input voltage AC100-240V (50/60Hz), constant voltage output DC12V / DC24V; full-load efficiency ≥90%, standby power consumption ≤75mW; PF≥0.95@115VAC; PF≥0.90@230VAC; THD < 10%; output voltage accuracy ±2.5%; 12V ripple ≤120mVp-p, 24V ripple ≤240mVp-p; start-up rise time ≤0.5S; protection class IP20; short circuit, overcurrent and over-temperature protection, automatic recovery after fault removal. Housing Tc temperature ≤+85℃.

· Working Environment

Operating temperature -20℃ ~ +40℃, storage temperature -20℃ ~ +60℃; operating humidity 20-95% RH, non-condensing; natural air cooling.

· Application Scenarios

Indoor 12V/24V constant voltage LED luminaire driver. Power 40W, also available in 60W and 100W. Suitable for cabinet lights, linear lights, strip lights and other indoor constant voltage lighting products, supporting Bluetooth Mesh wireless networking for wiring-free centralized control.

· Performance Parameter Table

Category	Item	Parameter
Product Information	Product Model	WF-LD40U-12VS, WF-LD40U-24VS (Constant Voltage LED Driver, DC12V / DC24V optional)
	Product Dimensions	160×62×19.5mm (L×W×H)
	Material	PC fire-retardant material
	Installation Method	External independent installation
	Structural Features	Isolated solution, built-in active PFC, multi-port output, Bluetooth Mesh wireless networking, 2-channel controller interface on side
Electrical Performance	Input Voltage	100-240VAC, 50/60Hz
	Output Voltage	DC12V / DC24V (constant voltage output)
	Conversion Efficiency	≥90%
	Power Factor PF	PF≥0.95@115VAC; PF≥0.90@230VAC (full load)
	Total Harmonic Distortion THD	THD＜10% (full load / 115VAC, 230VAC)
	Standby Power Consumption	≤75mW
	Output Voltage Accuracy	±2.5%
	Ripple & Noise	12V≤120mVp-p; 24V≤240mVp-p
	Start-up Rise Time	≤0.5S
Protection Functions	Overcurrent Protection	Triggers when load exceeds 110%-130%, auto-recovers after load returns to normal
	Short Circuit Protection	Auto-recovers after abnormal load condition is removed
	Over-temperature Protection	Shuts down output voltage, restarts after temperature drops
Environmental Parameters	Operating Temperature	-20℃～+40℃
	Maximum Housing Temperature	Tc=+85℃
	Operating Humidity	20~95% RH, non-condensing
	Storage Temp. & Humidity	-20~+60℃, 10~95% RH, non-condensing
Safety & EMC	Safety Standards	UL8750, EN61347, GB17625, etc.
	Electromagnetic Compatibility	Meets applicable EMC emission and immunity standards