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 for the MEAN WELL MDR-60-24 Power Supply Output Power: 60 W Output Voltage: 24 V DC Output Current: 2.5 A Input Voltage Range: 85 – 264 V AC / 120 – 370 V DC, 47 – 63 Hz Efficiency: 87% Ripple & Noise: ≤ 150 mVp-p Inrush Current: 30 A @ 115 VAC / 60 A @ 230 VAC No-load Power Consumption: < 0.75 W Operating Temperature: −20 °C to +70 °C Cooling: Fanless free air convection Protections: Short circuit, Overload (Constant current limiting), Over voltage Special Functions: DC OK relay contact Isolation Voltage: 3000 V AC I/P-O/P Dimensions (W x H x D): 40 mm x 90 mm x 100 mm Weight: 287 g Safety & EMC Certificates: UL508, UL62368-1, TUV EN62368-1, Class I Div 2 Hazardous Locations T4 LED Indicator: Power-On LED indicator Manufacturer Warranty: 3 Years Information about the MEAN WELL MDR-60-24 The MEAN WELL MDR-60-24 serves as a robust and highly efficient 24V power solution specifically tailored for industrial DIN rail applications[cite: 3, 4, 19]. Its compact 40mm design ensures it fits easily onto TS-35/7.5 or 15 rails, making it a perfect fit for crowded control panels[cite: 8, 19]. A standout feature is the built-in DC OK relay contact, which provides a simple yet effective way to monitor output health remotely[cite: 11, 66]. Engineered for harsh environments, it carries Class I, Div 2 hazardous location certification and operates reliably across a wide temperature range from -20 to +70°C[cite: 9, 19]. The power supply is designed with energy efficiency in mind, boasting an 87% typical efficiency and a no-load power consumption of less than 0.75W[cite: 12, 19]. Equipped with constant current limiting protection and automatic recovery, the MDR-60-24 guarantees long-term stability and minimal maintenance for critical automation tasks[cite: 19].

Technical Information & Details for the MEAN WELL SDR-120-24 Power Supply Output Power: 120 W (180 W Peak) Output Voltage: 24 V DC Output Current: 5 A Input Voltage Range: 88 – 264 V AC / 124 – 370 V DC, 47 – 63 Hz Efficiency: 90.5% Ripple & Noise: ≤ 100 mVp-p Inrush Current: 35 A @115 VAC / 70 A @230 VAC Voltage Adjustment Range: 24 – 28 V Operating Temperature: −25 °C to +70 °C Cooling: Free air convection Protection Functions: Short circuit, Overload, Over voltage, Over temperature Power Factor: PF > 0.93 / 230 VAC Isolation Voltage: 3000 V AC between input and output Dimensions (W x H x D): 40 mm x 125.2 mm x 113.5 mm Weight: 0.67 Kg Safety & EMC Certificates: UL 508, EN62368-1, SEMI F47, GL, EAC, CE Status Monitoring: Built-in DC OK relay contact and LED indicator Manufacturer Warranty: 3 Years Information about the MEAN WELL SDR-120-24 The MEAN WELL SDR-120-24 is a premier industrial-grade DIN rail power supply engineered for superior efficiency and space-saving performance. A standout feature of this model is its 150% peak load capability, allowing the unit to deliver up to 180W for 3 seconds. This power reserve is critical for starting demanding inductive loads, such as DC motors or heavy-duty relays, without causing system-wide voltage drops or premature shutdowns. With a slim 40mm width, it maximizes cabinet space, while its 90.5% high efficiency ensures minimal heat generation, facilitating reliable operation through simple natural air convection. In addition to its physical robustness, the SDR-120-24 includes active Power Factor Correction (PFC), optimizing power quality and meeting strict industrial harmonics standards. For seamless integration into automated systems, it features a built-in DC OK relay contact, providing a hardware-based signal to monitor the health of the output voltage remotely. The power supply is fully fortified with protections against short circuits, overloads, over-voltage, and excessive temperatures, ensuring maximum system uptime. Backed by international safety certifications and a 100% full load burn-in test, this unit provides a dependable and long-lasting energy solution for complex factory automation and process control systems.

Technical Information & Details for the MEAN WELL WDR-240-24 Power Supply Output Power: 240 W Output Voltage: 24 V DC Output Current: 10 A Input Voltage Range: 180 – 550 V AC / 254 – 780 V DC, 47 – 63 Hz Efficiency: 91% Ripple & Noise: ≤ 150 mVp-p Inrush Current: Cold Start 50 A Operating Temperature: -30 °C to +70 °C Cooling: Free air convection Protection Functions: Short circuit, Overload, Over voltage, Over temperature Isolation Voltage: 3000 V AC between input and output Dimensions (H x B x T): 125.2 mm x 63 mm x 113.5 mm Weight: 1.06 kg Safety & EMC Certificates: UL 508, BS EN/EN61000-6-2, EAC, CE, CB LED Display: DC OK Indicator Manufacturer Warranty: 3 Years Information about the MEAN WELL WDR-240-24 The MEAN WELL WDR-240-24 is a high-performance industrial DIN rail power supply specifically engineered to handle single and two-phase wide input ranges between 180 and 550V AC. This unique capability allows it to operate reliably on a variety of power grids, making it an exceptional choice for environments where voltage stability varies or where high-voltage input is required. By utilizing a built-in active PFC circuit, the unit ensures high efficiency of 91% and minimizes power dissipation, which effectively reduces the thermal load on the surrounding control cabinet components. Its robust metal housing and fanless design rely entirely on free air convection for cooling, ensuring silent and maintenance-free operation even in demanding industrial settings. Beyond its impressive power delivery of 240W at a stable 24V DC, this unit stands out for its integrated DC OK relay contact, which provides real-time monitoring and signaling for system status. It is fully compliant with industrial immunity levels (EN61000-6-2) and is UL 508 approved, guaranteeing safety and durability for heavy-duty applications such as factory automation, semi-conductor fabrication, and marine equipment. The power supply also features a voltage adjustment range of 24V to 28V, allowing users to compensate for voltage drops over long cable runs. With comprehensive protections against short circuits and over-temperature scenarios, the WDR-240-24 represents a highly reliable, space-saving solution for professionals seeking superior performance in a slim 63mm width form factor.

Technical Information & Details for the MEAN WELL WDR-480-48 Power Supply Output Power: 480 W Output Voltage: 48 V DC Output Current: 10 A Input Voltage Range: 180 – 550 V AC / 254 – 780 V DC, 47 – 63 Hz Efficiency: 92% Ripple & Noise: ≤ 150 mVp-p Inrush Current: 50 A (Cold Start) Voltage Adj. Range: 48 – 55 V Operating Temperature: -30 °C to +70 °C Cooling: Free air convection Protection Functions: Short circuit, Overload, Over voltage, Over temperature Function: Built-in DC OK relay contact and active PFC circuit Isolation Voltage: 3000 V AC between input and output Dimensions (H x B x T): 125.2 mm x 85.5 mm x 128.5 mm Weight: 1.7 kg Safety & EMC Certificates: UL 508, IEC 62368-1, EAC, BS EN/EN61000-6-2 LED Indicator: Power On Indicator Manufacturer Warranty: 3 Years Information about the MEAN WELL WDR-480-48 The MEAN WELL WDR-480-48 is a high-efficiency industrial power supply specifically designed to handle single and two-phase wide input ranges from 180 to 550V AC. This unique capability allows the unit to operate reliably across various global power grids, including those without a neutral wire, making it a robust solution for heavy-duty industrial automation and high-voltage environments. Engineered with a 92% typical efficiency, it minimizes energy loss and heat generation within control cabinets. Its 480W output provides a steady 48V DC source, ideal for driving sensitive electronics, telecommunications equipment, or high-torque motor controls requiring a stable voltage rail on TS-35 DIN rail installations. Beyond its power delivery, the WDR-480-48 excels in system integration thanks to its built-in active PFC circuit and a dedicated DC OK relay contact for automated status monitoring. The unit is designed with an industrial immunity level (BS EN/EN61000-6-2), ensuring it can withstand significant electrical interference in factory settings. Safety is paramount, with comprehensive protection against short circuits, overloads, and overheating, alongside a fanless cooling design that relies on natural air convection for silent, maintenance-free operation. Backed by a 3-year manufacturer warranty, it stands as a dependable and versatile choice for critical infrastructure, renewable energy projects, and advanced manufacturing systems.

Technical Information & Details for the MEAN WELL MDR-100-24 Power Supply Power Output: 96 W Output Voltage: 24 V DC Output Current: 4 A Input Voltage Range: 85 – 264 V AC / 120 – 370 V DC, 47 – 63 Hz Efficiency: up to 86% Ripple & Noise: ≤ 150 mVp-p Inrush Current: max. 30 A @115 VAC / 60 A @230 VAC No-load Power Consumption: < 0.75 W Operating Temperature: −20 °C to +70 °C Cooling: Fanless natural convection Protections: Short circuit, Overload, Over voltage, Over temperature Additional Function: DC OK relay contact for status signaling Isolation Voltage: 3000 V AC Input to Output Dimensions (H x W x D): 100 mm x 55 mm x 90 mm Weight: approx. 420 g Safety & EMC Certificates: UL508, TUV EN62368-1, Class I Div 2 (Hazardous Locations) LED Indicator: Power On indicator Manufacturer Warranty: 3 Years Product Overview for the MEAN WELL MDR-100-24 The MEAN WELL MDR-100-24 is a reliable 96W industrial power supply designed for seamless DIN rail integration. A key technical advantage is its superior efficiency rating of 86%, which minimizes heat dissipation and enhances the overall lifespan of surrounding electronic components. This model is equipped with a specialized DC OK relay contact, allowing for active remote monitoring of the output status, which is vital for maintaining uptime in automated production lines. Its low standby power consumption makes it a "green" solution for modern control cabinets. Furthermore, the MDR-100-24 is built to last in tough environments, featuring Class I, Division 2 approval for use in hazardous locations and a wide operating temperature range. The slim 55mm housing ensures high power density in space-constrained installations, while the 3-year manufacturer warranty provides long-term peace of mind for system integrators and electrical engineers.