40W 5-in-1 Dimmable LED Driver with Detachable J-Box

  • HPJ/HOJ/HTJ/HJ series High-performance 40W dimmable LED driver featuring a detachable junction box for North American projects.
  • UL/cUL Listed and Class 2 certified, this 40W power supply offers 4 functional versions (5-in-1, Triac, etc.) and 4 voltage outputs (12V/24V/36V/48V).
  • Ideal for space-constrained retail displays and cabinet lighting. Available in Black or Silver aluminum housing.

Need help choosing a model? Send your application requirements to our team for a recommended solution.

40W UL Dimming LED Driver

The HPJ/HOJ/HTJ/HJ Series 40W 5-in-1 Dimmable LED Driver is a constant-voltage LED power supply engineered for contractors, lighting distributors and OEM fixture manufacturers. It combines five dimming interfaces – Triac/ELV/MLV phase-cut, 0-10V analog, 1-10V European standard, 10V PWM digital signal and resistive potentiometer – into a single unit, so one SKU works across almost any dimming control infrastructure.

The detachable junction box simplifies field wiring and reduces installation time on commercial and architectural LED lighting projects. With universal AC input 100-277V, flicker-free dimming, high power factor, and IP65/IP67 protection, this driver is ready for both indoor and outdoor lighting applications.

Key Specifications

Input Voltage100-277V AC, 47-63Hz (universal input)
Power FactorPF >= 0.98 @ 115VAC, PF >= 0.95 @ 230VAC, PF >= 0.90 @ 277VAC (full load)
Dimming ProtocolsTriac / ELV / MLV phase-cut, 0-10V, 1-10V, 10V PWM, Resistance (5-in-1)
Output12V / 24V / 36V / 48V DC constant voltage, 40W rated
Ripple & Noise (max.)200mVp-p (12V) / 250mVp-p (24V / 36V / 48V)
Efficiency88% typical @ 230VAC full load
Operating Temperature-40 to +50 C, natural air cooling, no fan required
Protection RatingIP65 / IP67 – indoor and outdoor use
Safety CertificationsUL / cUL Class 2, CE, FCC, RoHS, LPS, Class P
Dimensions (L x W x H)188 x 58 x 36 mm (driver only) / 297 x 58 x 36 mm (with J-Box)
Warranty5 years
Package20 pcs put in one carton

Selection Matrix: 40W Variation Table

Please select your specific sub-model based on the logic and voltage requirements below:

Functional VersionDatasheetModel NumberOutput Voltage(V)Output Current(A)Rated Power(W)Class 2Color
HPJ (5-in-1)DownloadKS-40AW-12P12V DC3.33 A40 WYESBlack
KS-40AW-24P24V DC1.67 A40 WYESBlack
KS-40AW-36P36V DC1.12 A40 WYESBlack
KS-40AW-48P48V DC0.83 A40 WYESBlack
HOJ (4-in-1)DownloadKS-40AW-12O12V DC3.33 A40 WYESBlack
KS-40AW-24O24V DC1.67 A40 WYESBlack
KS-40AW-36O36V DC1.12 A40 WYESBlack
KS-40AW-48O48V DC0.83 A40 WYESBlack
HTJ (Triac)DownloadKS-40AW-12T12V DC3.33 A40 WYESBlack
KS-40AW-24T24V DC1.67 A40 WYESBlack
KS-40AW-36T36V DC1.12 A40 WYESBlack
KS-40AW-48T48V DC0.83 A40 WYESBlack
HJ (Non-dim)DownloadKS-40AW-12T12V DC3.33 A40 WYESBlack
KS-40AW-24T24V DC1.67 A40 WYESBlack
KS-40AW-36T36V DC1.12 A40 WYESBlack
KS-40AW-48T48V DC0.83 A40 WYESBlack

Note: 5-in-1 version is compatible with Triac, 0-10V, 1-10V, 10V PWM, and Resistance dimming. 4-in-1 version is compatible with 0-10V, 1-10V, 10V PWM, and Resistance dimming.

Protection Features

  • Input / output over-voltage protection (OVP)
  • Input / output over-current protection (OCP)
  • Over-temperature protection (OTP) with thermal foldback
  • Over-power protection (OPP)
  • Short-circuit protection (SCP) with auto recovery

Typical Applications

  • Commercial office lighting – 0-10V dimming with building automation systems
  • Hotel guest room dimming – Triac / MLV phase-cut wall dimmer compatible
  • Architectural accent lighting – PWM digital dimming for color-tuning fixtures
  • LED strip and cove lighting – constant voltage 12V / 24V / 36V / 48V LED tape
  • Signage and billboard backlight – high efficiency, IP65 indoor / outdoor
  • Landscape lighting – IP67 rated with detachable junction box for outdoor wiring
What dimming protocols does this 40W driver support?
It supports five protocols in one unit: Triac/ELV/MLV phase-cut, 0-10V analog, 1-10V European standard, 10V PWM digital signal and resistive potentiometer. Four pre-configured functions let you match the driver to your existing control system.
It supports five protocols in one unit: Triac/ELV/MLV phase-cut, 0-10V analog, 1-10V European standard, 10V PWM digital signal and resistive potentiometer. Four pre-configured functions let you match the driver to your existing control system.
It supports five protocols in one unit: Triac/ELV/MLV phase-cut, 0-10V analog, 1-10V European standard, 10V PWM digital signal and resistive potentiometer. Four pre-configured functions let you match the driver to your existing control system.

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