Technical Information & Details for the MEAN WELL NDR-240-24 Power Supply
Output Power: 240 W
Output Voltage: 24 V DC
Output Current: 10 A
Input Voltage Range: 90 – 264 V AC / 127 – 370 V DC, 47 – 63 Hz
Efficiency: up to 89 %
Ripple & Noise: ≤ 150 mVp-p
Inrush Current: max. 45 A @230 VAC
No-Load Power Consumption: < 0.5 W
Operating Temperature: −20 °C to +70 °C
Cooling: fanless natural convection
Protection Features: short-circuit, overload, overvoltage, overtemperature
Overvoltage Category: OVC II
Isolation Voltage: 3000 V AC between input and output
Dimensions (H x W x D): 125.2 mm x 63 mm x 113.5 mm
Weight: approx. 1.2 kg
Safety & EMC Certificates: CE, UL 508, TUV, CB, EAC
LED Indicator: Power On Indicator
Manufacturer Warranty: 3 years
About the MEAN WELL NDR-240-24
The MEAN WELL NDR-240-24 is a high-power 240 W DIN-rail power supply with built-in active PFC for maximum efficiency and stability at 24 V DC / 10 A output.
It excels with excellent efficiency up to 89 %, completely fanless convection cooling, and rugged metal housing for demanding industrial environments.
Full protection features with constant current mode and automatic recovery ensure maximum operational safety against short-circuit, overload, and overvoltage.
The universal 90–264 V AC input range makes it ideal for large PLC systems, machine building, plant control, and industrial automation.
With international certifications, the NDR-240-24 offers high power density, extreme durability, and perfect integration into professional control cabinets.
Technical Information & Details for the MEAN WELL NDR‑120‑24 Power Supply
Output Power: 120 W
Output Voltage: 24 V DC
Output Current: 5 A
Input Voltage Range: 90 – 264 V AC / 127 – 370 V DC, 47 – 63 Hz
Efficiency: up to 88 %
Ripple & Noise: ≤ 150 mVp-p
Inrush Current: max. 20 A @115 VAC / 40 A @230 VAC
No-Load Power Consumption: < 0.75 W
Operating Temperature: −20 °C to +70 °C
Cooling: fanless natural convection
Protection Features: short-circuit, overload, overvoltage, overtemperature
Overvoltage Category: OVC II
Isolation Voltage: 3000 V AC between input and output
Dimensions (H x W x D): 125.2 mm x 40 mm x 113.5 mm
Weight: approx. 670 g
Safety & EMC Certificates: CE, UL 508, TUV, CB, EAC
LED Indicator: Power On Indicator
Manufacturer Warranty: 3 years
About the MEAN WELL NDR-120-24
The MEAN WELL NDR-120-24 is a powerful DIN-rail industrial power supply delivering 120 W with stable 24 V DC / 5 A output.
It excels with superior efficiency up to 88 %, fanless natural convection cooling for silent operation, and a ultra-narrow 40 mm metal housing.
Comprehensive protection features (short-circuit, overload, overvoltage, overtemperature) with automatic recovery ensure maximum operational safety.
Ideal for PLC controls, industrial automation, sensor networks, and building management systems – the universal 90–264 V AC input range enables global deployment.
With international certifications, the NDR-120-24 provides optimal energy efficiency, durability, and space savings in demanding industrial environments.
Technical Information & Details about the MEAN WELL HDR-100-24 Power Supply
Output Power: 92 W
Output Voltage: 24 V DC
Output Current: 3.83 A
Current Range: 0 – 3.83 A
Input Voltage Range: 85 – 264 V AC (277 V AC operational) / 120 – 370 V DC (390 V DC operational), 47 – 63 Hz
Efficiency: up to 90 %
Ripple & Noise: ≤ 150 mVp-p
Output Voltage Adjustment Range (LPS type): 24 – 25.5 V DC
Extended Adjustment Range (Non‑LPS “N” type): 21.6 – 29 V DC
Voltage Tolerance: ±2.0 %
Line Regulation: ±1.0 %
Load Regulation: ±1.0 %
Setup, Rise Time: 500 ms, 60 ms @230 V AC / 115 V AC (full load)
Hold-up Time: 30 ms @230 V AC / 12 ms @115 V AC (full load)
AC Input Current (typ.): 3 A @115 V AC / 1.6 A @230 V AC
Inrush Current: 35 A @115 V AC / 70 A @230 V AC (cold start)
No-load Power Consumption: < 0.3 W
Operating Temperature: −30 °C to +70 °C (with derating according to curve)
Operating Humidity: 20 – 90 % RH, non‑condensing
Storage Conditions: −40 °C to +85 °C, 10 – 95 % RH, non‑condensing
Cooling: fanless free air convection
Protection Features: short circuit (hiccup mode, auto recovery), overload (constant current limiting within 50–100 % of rated output voltage, auto recovery), overvoltage (shut down, re‑power to recover)
Overvoltage Protection Threshold: 30 – 36 V DC
Overvoltage Category: OVC III (up to 2000 m altitude)
Isolation Voltage: 4000 V AC between input and output
Isolation Resistance: ≥ 100 MΩ @ 500 V DC, 25 °C, 70 % RH
Dimensions (W x H x D): 70 mm x 90 mm x 54.5 mm
Weight: approx. 270 g
Housing Material: insulating plastic housing, Class II, ultra‑slim 4‑SU step‑shape
Mounting: DIN rail TS35/7.5 or TS35/15
Vibration Resistance: 10 – 500 Hz, 2 G, 60 min per axis (X, Y, Z)
Safety & EMC Certificates: UL 62368‑1, UL 508, TUV BS EN/EN 61558‑2‑16, BS EN/EN 61558‑1, IEC 62368‑1, EAC TP TC 004, BSMI CNS15598‑1, BIS IS13252, compliant with BS EN/EN 55032, BS EN/EN 55035, BS EN/EN 61000‑6‑2, BS EN/EN 61204‑3
LPS Classification: Pass LPS for “blank” models (up to 92 W, narrower adjustment range), Non‑LPS for “N” models (up to 100.8 W with wider adjustment range)
LED Indicator: Power‑On status LED
Manufacturer Warranty: 3 years
About the MEAN WELL HDR-100-24
The MEAN WELL HDR-100-24 is an ultra‑slim 100 W class DIN‑rail power supply that provides a regulated 24 V DC output at up to 3.83 A in a compact 70 mm (4 SU) housing, ideal for space‑constrained 24 V control panels. With a universal input range, high efficiency up to 90 %, very low no‑load consumption and fanless free air convection, it delivers an energy‑efficient 24 V bus for building automation, household control systems and industrial control cabinets. LPS‑compliant “blank” models with a tighter adjustment window and higher‑power “N” versions with an extended adjustment range up to 29 V give designers flexibility between safety classification and additional voltage headroom. Together with the Class II plastic enclosure, comprehensive protection features and broad international approvals, HDR-100-24 is a robust, low‑maintenance 24 V power solution for PLCs, I/O modules, valves, relays and other 24 V control electronics.