MEAN WELL DIN Rail Power Supply Catalog

Your Reliable Power Partner

Published: 2020 February

Company Profile

Established in 1982, MEAN WELL is a leading standard switching power supply manufacturer globally. The company operates under five entities in Taiwan, China, USA, and Europe, with three factories in Taiwan, GuangZhou, and SuZhou. MEAN WELL's extensive product lines include AC/DC switching power supplies, DC/DC converters, waterproof LED drivers, adaptors, DC/AC inverters, and battery chargers. With over 10,000 standard models, their products are widely utilized in medical, automation, communication, LED lighting, display, and office automation sectors.

The MEAN WELL DIN rail product category alone features more than 52 series and 165 models, ranging from AC/DC power supplies (10~960W) and DC/DC converters (15~480W) to supplementary units such as inrush current limiters, redundancy modules, buffer modules, and DC UPS functions.

MEAN WELL maintains a strong global presence with facilities including MEAN WELL USA and MEAN WELL EUROPE.

Reliable Quality & Approvals

MEAN WELL products are distinguished by comprehensive safety approvals, including UL, CUL, TUV, SEMI, and GL certifications, alongside EN55032 electromagnetic compatibility (EMC) testing. With nearly 40 years of R&D and production experience, MEAN WELL offers a "One Stop Shopping" solution with over 10,000 models across twelve product categories. Each product undergoes rigorous procedures from design to mass production, ensuring high reliability.

The company's commitment to quality is underscored by its ISO9001 certification (acquired in 1994), ISO14000 certification (2013), and OHSAS18001 system (ESH) certification (2015). MEAN WELL employs a complete quality management system, including 100% burn-in tests, function tests, and pressure tests, alongside various verification stages like DFMEA, DVT/DQT, and EMC testing.

With over 200 distributors worldwide, MEAN WELL products are accessible in more than 80 countries. They offer prompt delivery, with small orders expected within 24 hours without MOQ requirements.

Product Range Overview

AC/DC Power Supply

Key Features: 10~960W output, 1~3Φ AC input, 5V~48V output voltage, Class I & II models.

Applications: ECO, Household ?, Automate ?, Industrial ?, Security ?, Network ?, Telecom ?.

DC/DC Converter

Key Features: 15~480W output, 2:1, 4:1 or 10:1 wide input range, 3.3~48V output voltage, -40~+85°C ultra-wide operating temperature, EN50155 railway standard (120W~480W).

Applications: Automate ?, Industrial ?, Security ?, Network ?, Telecom ?, Railway ?️.

Supplementary Units

Key Features: 16A & 28A AC inrush current limiter, 20A & 40A redundancy module, 20A & 40A buffer module, 40A DC UPS module.

Applications: Automate ?, Industrial ?, Security ?, Network ?, Telecom ?, Railway ?️.

Supplementary Units Details

AC Inrush Current Limiter (ICL Series)

Allows more power supplies and large capacitive loads on the same circuit breaker. Features DIN Rail or Linear Shape options.

Redundancy Module (DRDN/ERDN/DR-RDN Series)

Ensures highest reliability and stability in 1+1 or 1+N configurations. Supports 12V/24V/48V models.

Buffer Module (DBUF Series)

Extends system hold-up time when AC interrupts or fails. Utilizes maintenance-free electrolytic capacitors instead of batteries.

DC-UPS Module (DR-UPS Series)

Provides uninterruptible power supply with battery backup, offering long buffer time during AC interruptions or failures.

HDR Series: Plastic Case - 15~150W Slim Step Shape

Features: Isolation class II ?, 1SU~6SU narrow width, 85~264VAC input (277VAC operational), low no-load power consumption (<0.3W) ?, Pass LPS ✔️, DC output voltage adjustable, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️, Over voltage category III ⚠️, Cooling by free air convection ?️, -30~+70°C operating temperature, DIN rail TS-35/7.5 or 15 mountable ?️, LED indicator for power on ?, Suitable for building automation and household appliances ?, 3 years warranty ⏳.

Model No.	Output	Tol.	R&N	Effi.
HDR-15-5	5V, 2.4A	±2.0%	80mV	80%
HDR-15-12	12V, 1.25A	±1.0%	120mV	85.5%
HDR-15-15	15V, 1.0A	±1.0%	120mV	86.5%
HDR-15-24	24V, 0.63A	±1.0%	150mV	88%
HDR-15-48	48V, 0.32A	±1.0%	240mV	88%
HDR-30-5	5V, 3.0A	±2.0%	80mV	82%
HDR-30-12	12V, 2.0A	±1.0%	120mV	88%
HDR-30-15	15V, 2.0A	±1.0%	120mV	89%
HDR-30-24	24V, 1.5A	±1.0%	150mV	89%
HDR-30-48	48V, 0.75A	±1.0%	240mV	90%
HDR-60-5	5V, 6.5A	±2.0%	80mV	85%
HDR-60-12	12V, 4.5A	±1.0%	120mV	88%
HDR-60-15	15V, 4.0A	±1.0%	120mV	89%
HDR-60-24	24V, 2.5A	±1.0%	150mV	90%
HDR-60-48	48V, 1.25A	±1.0%	240mV	91%
HDR-100-12	12V, 0~7.1A	±2%	120mV	88%
HDR-100-12N	12V, 0~7.5A	±2%	120mV	88%
HDR-100-15	15V, 0~6.13A	±1%	120mV	89%
HDR-100-15N	15V, 0~6.5A	±1%	120mV	89%
HDR-100-24	24V, 0~3.83A	±1%	150mV	90%
HDR-100-24N	24V, 0~4.2A	±1%	150mV	90%
HDR-100-48	48V, 0~1.92A	±1%	240mV	90%
HDR-100-48N	48V, 0~2.1A	±1%	240mV	90%
HDR-150-12	12V, 11.3A	±2%	100mV	89%
HDR-150-15	15V, 9.5A	±1%	120mV	89.5%
HDR-150-24	24V, 6.25A	±1%	150mV	90.5%
HDR-150-48	48V, 3.2A	±1%	200mV	90.5%

MDR Series: Plastic Case - 10~96W Ultra Slim

Features: Isolation class I ?, 85~264VAC input, low no-load power consumption (<0.75W) ?, DC output voltage adjustable (MDR-20~100), Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️, Cooling by free air convection ?️, Div 2 Hazardous Locations T4 (MDR-40/60) ⚠️, DC OK signal output (MDR-10/20) ✅, DC OK relay contact (MDR-40/60/100) ✅, LED indicator for power on ?, DIN rail TS-35/7.5 or 15 mountable ?️, Built-in active PFC and over temp. protection (MDR-100) ⚡, 3 years warranty ⏳.

Model No.	Output	Tol.	R&N	Effi.
MDR-10-5	5V, 2.0A	±5%	80mV	77%
MDR-10-12	12V, 0.84A	±3%	120mV	81%
MDR-10-15	15V, 0.67A	±3%	120mV	81%
MDR-10-24	24V, 0.42A	±2%	150mV	84%
MDR-20-5	5V, 3.0A	±2%	80mV	76%
MDR-20-12	12V, 1.67A	±1%	120mV	80%
MDR-20-15	15V, 1.34A	±1%	120mV	81%
MDR-20-24	24V, 1.00A	±1%	150mV	84%
MDR-40-5	5V, 6.00A	±2%	80mV	78%
MDR-40-12	12V, 3.33A	±1%	120mV	86%
MDR-40-24	24V, 1.70A	±1%	150mV	88%
MDR-40-48	48V, 0.83A	±1%	200mV	88%
MDR-60-5	5V, 10.0A	±2%	80mV	78%
MDR-60-12	12V, 5.00A	±1%	120mV	86%
MDR-60-24	24V, 2.50A	±1%	150mV	88%
MDR-60-48	48V, 1.25A	±1%	200mV	87%
MDR-100-12	12V, 7.5A	±1%	120mV	83%
MDR-100-24	24V, 4.0A	±1%	150mV	86%
MDR-100-48	48V, 2.0A	±1%	200mV	87%

EDR/NDR Series: Metal Case - 75~480W Slim & Economical

Features: 90~264VAC input, Built-in active PFC function (NDR-240/480) ⚡, High efficiency up to 92.5% ⚡, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️ / Over temperature ⚠️, Built-in constant current limiting circuit, Cooling by free air convection ?️, Operating temperature: -20~+60°C (EDR), -20~+70°C (NDR), DC output voltage adjustable, DIN rail TS-35/7.5 or 15 mountable ?️, 3 years warranty (2 years for EDR) ⏳.

Series	Model No.	Output	Tol.	R&N	Effi.
EDR-75	EDR-75-12	12V, 6.3A	±2.0%	80mV	85.5%
	EDR-75-24	24V, 3.2A	±1.0%	120mV	87.5%
	EDR-75-48	48V, 1.6A	±1.0%	150mV	88.5%
EDR-120	EDR-120-12	12V, 10A	±2.0%	100mV	85.0%
	EDR-120-24	24V, 5.0A	±1.0%	120mV	87.5%
	EDR-120-48	48V, 2.5A	±1.0%	150mV	88.5%
EDR-150	EDR-150-24	24V, 6.5A/5.2A	±1.0%	150mV	87.0%
NDR-75	NDR-75-12	12V, 6.3A	±2.0%	80mV	85.5%
	NDR-75-24	24V, 3.2A	±1.0%	150mV	88.0%
	NDR-75-48	48V, 1.6A	±1.0%	240mV	89.0%
NDR-120	NDR-120-12	12V, 10A	±2.0%	100mV	85.5%
	NDR-120-24	24V, 5.0A	±1.0%	120mV	88.0%
	NDR-120-48	48V, 2.5A	±1.0%	150mV	89.0%
NDR-240	NDR-240-24	24V, 10A	±1.0%	150mV	88.5%
NDR-240	NDR-240-48	48V, 5.0A	±1.0%	150mV	90.0%
NDR-480	NDR-480-24	24V, 20A	±1.0%	150mV	92.5%
NDR-480	NDR-480-48	48V, 10A	±1.0%	150mV	92.5%

SDR Series: Metal Case - 75~960W Slim & High Performance

Features: 90~264VAC input (180~264VAC for SDR-960), Built-in active PFC function (SDR-120/240/480/960) ⚡, High efficiency up to 94% ⚡, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️ / Over temperature ⚠️, Built-in constant current limiting circuit, Cooling by free air convection ?️, -30~+70°C operating temperature, DIN rail TS-35/7.5 or 15 mountable ?️, Complete functions including 130~150% peak load capability, Current sharing up to 3840W ?, DC OK relay contact (except SDR-75) ✅, Compliance with GL (SDR-120~480) and SEMIF47 (SDR-75~960), DC output voltage adjustable, 3 years warranty ⏳.

Model No.	Output	Tol.	R&N	Effi.
SDR-75-12	12V, 6.3A	±1.0%	100mV	88.5%
SDR-75-24	24V, 3.2A	±1.0%	100mV	89.0%
SDR-75-48	48V, 1.6A	±1.0%	120mV	90.0%
SDR-120-12	12V, 10A	±1.0%	100mV	89.0%
SDR-120-24	24V, 5.0A	±1.0%	100mV	91.0%
SDR-120-48	48V, 2.5A	±1.0%	120mV	90.5%
SDR-240-24	24V, 10A	±1.0%	50mV	94.0%
SDR-240-48	48V, 5.0A	±1.0%	50mV	94.0%
SDR-480-24	24V, 20A	±1.2%	100mV	94.0%
SDR-480-48	48V, 10A	±1.0%	120mV	94.0%
SDR-960-24	24V, 40A	±1.0%	180mV	94.0%
SDR-960-48	48V, 20A	±1.0%	250mV	94.0%

WDR/TDR Series: Metal Case - 60~480W Slim Wide Input Range / 240~960W Slim 3-phase

Features: Wide AC input range (WDR: 180~550VAC, TDR: 340~550VAC) ⚡, Compact size, Built-in active PFC function (except WDR-60/120, TDR-240) ⚡, High efficiency up to 94.5% ⚡, Built-in constant current limiting circuit, Current sharing up to 3840W ?, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️ / Over temperature ⚠️, Cooling by free air convection ?️, -30~+70°C operating temperature, Built-in DC OK relay contact (optional for TDR-480) ✅, DIN rail TS-35/7.5 or 15 mountable ?️, 3 years warranty ⏳.

Model No.	Output	Tol.	R&N	Effi.
WDR-60-5	5V, 10A	±1.5%	100mV	84.5%
WDR-60-12	12V, 5.0A	±1.5%	120mV	86.5%
WDR-60-24	24V, 2.5A	±1.0%	150mV	89.0%
WDR-60-48	48V, 1.25A	±1.0%	200mV	90.5%
WDR-120-12	12V, 10A	±1.5%	120mV	89.5%
WDR-120-24	24V, 5.0A	±1.0%	120mV	91.0%
WDR-120-48	48V, 2.5A	±1.0%	150mV	92.0%
WDR-240-24	24V, 10A	±1.0%	150mV	91.0%
WDR-240-48	48V, 5.0A	±1.0%	150mV	91.0%
WDR-480-24	24V, 20A	±1.0%	100mV	92.0%
WDR-480-48	48V, 10A	±1.0%	150mV	93.0%
TDR-240-24	24V, 10A	±1.0%	100mV	92.0%
TDR-240-48	48V, 5.0A	±1.0%	120mV	92.0%
TDR-480-24	24V, 20A	±1.0%	150mV	92.0%
TDR-480-48	48V, 10A	±1.0%	240mV	92.0%
TDR-960-24	24V, 40A	±1.0%	180mV	94.0%
TDR-960-48	48V, 20A	±1.0%	250mV	94.5%

DRA/DRC Series: 40~100W AC/DC Specific Power Supply

40W & 60W Output Current Programmable

Features: 90~264VAC input, Output current trimmable 10~100% via 1~10Vdc, PWM signal, or resistance, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️, Cooling by free air convection ?️, -30~+70°C operating temperature, Pass LPS ✔️, LED indicator for power on ?, DIN rail TS-35/7.5 or 15 mountable ?️, Suitable for machine vision inspection and plant cultivation applications ?, 3 years warranty ⏳.

Model No.	Output	Tol.	R&N	Effi.
DRA-40-12	12V, 3.34A	±1.0%	120mV	85%
DRA-40-24	24V, 1.7A	±1.0%	150mV	87%
DRA-60-12	12V, 5A	±1.0%	120mV	85%
DRA-60-24	24V, 2.5A	±1.0%	150mV	87%

40~100W Battery Charger with UPS Security Power

Features: 90~264VAC input, Single output with battery charger (UPS function), Alarm signal for AC OK and battery low ?, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️ / Battery low protection / Battery reverse polarity protection by fuse, Cooling by free air convection ?️, -30~+70°C operating temperature, Pass LPS (DRC-40/60) ✔️, LED indicator for power on ?, DIN rail TS-35/7.5 or 15 mountable ?️, Suitable for security applications ?, 3 years warranty ⏳.

Model No.	Output	Tol.	R&N	Effi.	Max.
DRC-40A	13.8V, 2.9A	±1%	120mV	86%	40W
DRC-40B	13.8V, 1.0A (Charger)	-	-	-	-
DRC-40A	27.6V, 1.45A	±1%	200mV	87%	40W
DRC-40B	27.6V, 0.5A (Charger)	-	-	-	-
DRC-60A	13.8V, 4.3A	±1%	120mV	86%	59W
DRC-60B	13.8V, 1.5A (Charger)	-	-	-	-
DRC-60A	27.6V, 2.15A	±1%	200mV	88%	59W
DRC-60B	27.6V, 0.75A (Charger)	-	-	-	-
DRC-100A	13.8V, 7A	±1%	120mV	87%	97W
DRC-100B	13.8V, 2.5A (Charger)	-	-	-	-
DRC-100A	27.6V, 3.5A	±1%	240mV	89%	97W
DRC-100B	27.6V, 1.25A (Charger)	-	-	-	-

KNX Series: 640mA & 1280mA Bus Power Supply

Features: EIB/KNX power supply with integrated choke, Compact size (3SU/4SU width), Safety extra low voltage (SELV) ?️, 180~264VAC input, Low no-load power consumption (<0.5W) ?, Protections: Short circuit ⚡ / Overload (short-circuit-proof) ⚠️ / Over voltage ⚠️, Cooling by free air convection ?️, Isolation class I ?, LED indicator for normal operation, bus reset, and bus overload ?, Over voltage category III ⚠️, -30~+70°C operating temperature, DIN rail TS-35/7.5 or 15 mountable ?️, 3 years warranty ⏳.

Model No.	Vout1 (with choke)	Vout2 (without choke)	Iout (I1+I2)
KNX-20E-640	Bus, 30VDC	30VDC	640mA
KNX-40E-1280	Bus, 30VDC	30VDC	1280mA

Applications: Security Systems ?, Blinds & Shutters, HVAC Systems ?, Remote Control, Lighting ?, Energy Management, Fire & Smoke Detection, Monitoring Systems ?, White Goods, Metering.

DDR Series: 15~60W DC/DC Converter

Features: Compact size (1SU~3SU width), 4:1 wide input range, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️ / Input reverse polarity ⚠️ / Input under voltage ⚠️, Cooling by free air convection ?️, 4000VDC I/O isolation (Reinforced isolation) ?️, -40~+85°C ultra-wide operating temperature, DC output adjustable (±10%), DIN rail TS-35/7.5 or 15 mountable ?️, 3 years warranty ⏳.

Model No.	Vin	Vout	Iout	R&N	Effi.
DDR-15G	9~36Vdc	3.3Vdc	3.5A	50mV	84%
	9~36Vdc	5Vdc	3A	50mV	84%
	9~36Vdc	12Vdc	1.25A	60mV	85%
	9~36Vdc	15Vdc	1A	75mV	85%
	9~36Vdc	24Vdc	0.63A	100mV	86%
DDR-15L	18~75Vdc	3.3Vdc	4.5A	50mV	84%
	18~75Vdc	5Vdc	3A	50mV	85%
	18~75Vdc	12Vdc	1.25A	60mV	86%
	18~75Vdc	15Vdc	1A	75mV	86%
	18~75Vdc	24Vdc	0.63A	100mV	87%
DDR-30G	9~36Vdc	5Vdc	6A	60mV	85%
	9~36Vdc	12Vdc	2.5A	75mV	86%
	9~36Vdc	15Vdc	2A	75mV	87%
	9~36Vdc	24Vdc	1.25A	100mV	89%
DDR-30L	18~75Vdc	5Vdc	6A	60mV	86%
	18~75Vdc	12Vdc	2.5A	75mV	89%
	18~75Vdc	15Vdc	2A	75mV	90%
	18~75Vdc	24Vdc	1.25A	100mV	91%
DDR-60G	9~36Vdc	5Vdc	10.8A	60mV	87.5%
	9~36Vdc	12Vdc	5A	75mV	91%
	9~36Vdc	15Vdc	4A	75mV	91%
	9~36Vdc	24Vdc	2.5A	100mV	91%
DDR-60L	18~75Vdc	5Vdc	12A	60mV	87.5%
	18~75Vdc	12Vdc	5A	75mV	91%
	18~75Vdc	15Vdc	4A	75mV	92%
	18~75Vdc	24Vdc	2.5A	100mV	92%

DDR Series: 120~480W DC/DC Converter

Features: ITE & Railway safety ?️, 2:1 wide input range, 150% peak load capability ⚡, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️ / Over temperature ⚠️ / DC Input reverse polarity ⚠️ / DC Input under voltage ⚠️, Cooling by free air convection ?️, 4000VDC I/O isolation (Reinforced isolation) ?️, -40~+70°C operating temperature, DC output adjustable, DC OK relay contact and Remote ON/OFF (DDR-240/480 only) ✅, Current sharing up to 1920W ?, DIN rail TS-35/7.5 or 15 mountable ?️, 3 years warranty ⏳.

Model No.	Vin	Vout	Iout	R&N	Effi.
DDR-120A	9~18Vdc	12Vdc	8.3A	50mV	88.5%
	9~18Vdc	24Vdc	4.2A	50mV	88.5%
	9~18Vdc	48Vdc	2.1A	50mV	88.5%
DDR-120B	16.8~33.6Vdc	12Vdc	10A	50mV	89.0%
	16.8~33.6Vdc	24Vdc	5A	50mV	89.5%
	16.8~33.2Vdc	48Vdc	2.5A	50mV	91.0%
DDR-120C	33.6~67.2Vdc	12Vdc	10A	50mV	89.5%
	33.6~67.2Vdc	24Vdc	5A	50mV	91.0%
	33.6~67.2Vdc	48Vdc	2.5A	50mV	92.0%
DDR-120D	67.2~154Vdc	12Vdc	10A	50mV	89.5%
	67.2~154Vdc	24Vdc	5A	50mV	91.0%
	67.2~154Vdc	48Vdc	2.5A	50mV	91.5%
DDR-240B	16.8~33.6Vdc	24Vdc	10A	80mV	90.0%
DDR-240B	16.8~33.2Vdc	48Vdc	5A	100mV	90.0%
DDR-240C	33.6~67.2Vdc	24Vdc	10A	80mV	91.0%
DDR-240C	33.6~67.2Vdc	48Vdc	5A	100mV	92.0%
DDR-240D	67.2~154Vdc	24Vdc	10A	80mV	92.0%
DDR-240D	67.2~154Vdc	48Vdc	5A	100mV	92.5%
DDR-480B	16.8~33.6Vdc	12Vdc	35A	100mV	90%
	16.8~33.6Vdc	24Vdc	20A	120mV	91%
	16.8~33.6Vdc	48Vdc	10A	150mV	91%
DDR-480C	33.6~67.2Vdc	12Vdc	35A	100mV	91%
	33.6~67.2Vdc	24Vdc	20A	120mV	92%
	33.6~67.2Vdc	48Vdc	10A	150mV	92%
DDR-480D	67.2~154Vdc	12Vdc	35A	100mV	91%
	67.2~154Vdc	24Vdc	20A	120mV	92%
	67.2~154Vdc	48Vdc	10A	150mV	93%

DDRH/ICL Series

60W Ultra Wide Input DC/DC Converter (DDRH)

Features: 150~1500Vdc 10:1 ultra-wide input range, Potted with silicone, dust and moisture proof, 4KVac I/O high isolation (Reinforced isolation) ?️, Protections: Short circuit ⚡ / Overload ⚠️ / Over voltage ⚠️ / Over temp. ⚠️ / DC input under voltage ⚠️ / DC input reverse polarity ⚠️, Cooling by free air convection ?️, -30~+80°C wide operating temp. (>+55°C de-rating), Over voltage category II ⚠️, Operating altitude up to 5000 meters, DC OK relay contact ✅, DIN rail TS-35/7.5 or 15 mountable ?️, DC output voltage adjustable, IEC62109-1 (LVD) approved ?, Suitable for photovoltaic power generation ☀️, 380Vdc DC power distribution, or high voltage to low voltage conversion, 3 years warranty ⏳.

Model No.	Vin	Vout	Iout	R&N	Effi.
DDRH-60-5	150~1500Vdc	5V	10A	100mV	81%
DDRH-60-12	150~1500Vdc	12V	5A	120mV	85%
DDRH-60-24	150~1500Vdc	24V	2.5A	150mV	87%
DDRH-60-48	150~1500Vdc	48V	1.25A	200mV	88%

16A & 28A AC Inrush Current Limiter (ICL)

Features: DIN Rail type (R) or terminal block mounted (L), ICL-16: 23A inrush current limiting, 16A continuous; ICL-28: 48A inrush current limiting, 28A continuous, Integrated by-pass relay, no simple NTC, Internal thermal protection, -30~+70°C operating temperature, Over voltage category III ⚠️, Operating altitude up to 5000 meters.

Model No.	Inrush Current	Input
ICL-16R	16A	180~264Vac
ICL-16L	16A	180~264Vac
ICL-28R	28A	180~264Vac
ICL-28L	28A	180~264Vac

DRDN/DR-RDN Series: 20A & 40A Redundancy Module

Features: Output current 20A & 40A, Support 1+1 and N+1 redundancy systems ?, Suitable for redundancy operation of 5V/12V/24V/48V systems, 2 channels DC input and 1 channel DC input, 2 channels DC OK relay contact ✅, -40~+80°C ultra-wide operating temperature, 2 dry relay contacts for monitoring output status, and LED indicator for input failure alarm ?, 3 years warranty ⏳.

Model No.	Nominal Voltage	Input / Output Current
DR-RDN20	24V, 20A	2x10A / 20A
DRDN20-24	12V, 24V, 48V	2x10A / 20A
DRDN40-24	12V, 24V, 48V	2x20A / 40A
ERDN20-24	5V, 12V, 24V, 48V	2x10A / 20A
ERDN40-24	12V, 24V, 48V	2x20A / 40A

DBUF/DR-UPS40 Series

20A & 40A Buffer Module (DBUF)

Features: Buffering with electrolytic capacitors instead of batteries (saves maintenance cost), Suitable for 24Vdc systems, Buffering time: 350ms@20A load; 250ms@40A load, Buffer mode selectable by switch (Fixed mode at 22Vdc or dynamic mode for Vin-1V), Support parallel connection to extend buffering time ?, -25~+75°C operating temperature, 3 years warranty ⏳.

Model No.	DC Operating Voltage Range	Buffer Time
DBUF20-24	22~29Vdc	350ms@20A / 700ms@10A / 45s@0.1A
DBUF40-24	22~29Vdc	250ms@40A / 500ms@20A / 42s@0.1A

40A DC UPS Module (DR-UPS40)

Features: Battery controller for DIN rail UPS system, parallel connected to DC BUS, Suitable for 24V system up to 40A, Battery polarity protection ?️, Relay contact signal output and LED indicator for DC BUS OK, Battery Fail, Battery Discharge ?, -20~+70°C operating temperature, 3 years warranty ⏳.

Model No.	DC BUS Voltage	DC BUS Current
DR-UPS40	24~29Vdc	40A max.

Selection Guide

AC/DC

Picture	Model	Power (W)	PFC	Input voltage (Vac)	Output voltage (Vdc)	Dimension (mm)	Key features	Page
[Image Placeholder]	HDR-15	15	-	85~277	5, 12, 15, 24, 48	17.5 x 90 x 54.5	Slim step shape	7
[Image Placeholder]	HDR-30	30	-	85~277	5, 12, 15, 24, 48	35 x 90 x 54.5	Class II ?	7
[Image Placeholder]	HDR-60	60	-	85~277	12, 15, 24, 48	52.5 x 90 x 54.5	Slim step shape	7
[Image Placeholder]	HDR-100	100	-	85~277	12, 15, 24, 48	70 x 90 x 54.5		7
[Image Placeholder]	HDR-150	150	-	85~277	24, 48	105 x 90 x 54.5		7
[Image Placeholder]	MDR-10	10	-	85~264	5, 12, 15, 24	22.5 x 90 x 100		8
[Image Placeholder]	MDR-20	20	-	85~264	5, 12, 24, 48	22.5 x 90 x 100	DC OK ✅	8
[Image Placeholder]	MDR-40	40	-	85~264	5, 12, 24, 48	40 x 90 x 100	Class I ?, Div 2/HL ⚠️ (MDR-40/60)	8
[Image Placeholder]	MDR-60	60	-	85~264	12, 24, 48	40 x 90 x 100	Class I ?, Div 2/HL ⚠️ (MDR-40/60)	8
[Image Placeholder]	MDR-100	96	-	85~264	12, 24, 48	55 x 90 x 100		8
[Image Placeholder]	EDR-75	75	-	90~264	12, 24, 48	32 x 125.2 x 102	Slim & Low cost	9
[Image Placeholder]	EDR-120	120	-	90~264	12, 24, 48	40 x 125.2 x 113.5	Class I ?	9
[Image Placeholder]	EDR-150	150	-	90~264	24	40 x 125.2 x 113.5		9
[Image Placeholder]	NDR-75	75	-	90~264	12, 24, 48	32 x 125.2 x 102	Slim & Economical	9
[Image Placeholder]	NDR-120	120	-	90~264	12, 24, 48	40 x 125.2 x 113.5	Class I ?	9
[Image Placeholder]	NDR-240	240	V	90~264	24, 48	63 x 125.2 x 113.5	Slim & Economical	9
[Image Placeholder]	NDR-480	480	V	90~264	24, 48	85.5 x 125.2 x 128.5		9
[Image Placeholder]	SDR-75	75	-	88~264	12, 24, 48	32 x 125.2 x 102	(Parallel)	10
[Image Placeholder]	SDR-120	120	-	88~264	12, 24, 48	40 x 125.2 x 113.5	DC OK ✅ (except for SDR-75)	10
[Image Placeholder]	SDR-240	240	V	88~264	24, 48	63 x 125.2 x 113.5	Peak ⚡ 150% load	10
[Image Placeholder]	SDR-480P	480	V	90~264	24, 48	85.5 x 125.2 x 128.5	Peak ⚡ 150% load	10
[Image Placeholder]	SDR-960	960	-	180~264	24, 48	110 x 125.2 x 150	Slim & High Performance	10
[Image Placeholder]	WDR-60	60	-	180~550	5, 12, 24, 48	32 x 125.2 x 102	Slim & Wide input range	11
[Image Placeholder]	WDR-120	120	-	180~550	12, 24, 48	40 x 125.2 x 113.5	1φ & 2φ	11
[Image Placeholder]	WDR-240	240	V	180~550	24, 48	63 x 125.2 x 113.5	Slim & Wide input range	11
[Image Placeholder]	WDR-480	480	V	180~550	24, 48	85.5 x 125.2 x 128.5		11

DC/DC

Picture	Model	Power (W)	Input voltage (Vdc)	Output voltage (Vdc)	Dimension (mm)	Key features	Page
[Image Placeholder]	DDR-15	15	G: 9~36 L:18~75	3.3, 5, 12, 15, 24	17.5 x 90 x 54.5	Industrial ?	14
[Image Placeholder]	DDR-30	30	G: 9~36 L:18~75	5, 12, 15, 24	35 x 90 x 54.5	Industrial ?	14
[Image Placeholder]	DDR-60	60	G: 9~36 L:18~75	5, 12, 15, 24	52.5 x 90 x 54.5	Industrial ?	14
[Image Placeholder]	DDR-120	120	A: 9~18 B: 16.8~33.6 C: 33.6~67.2 D: 67.2~154	12, 24, 48	32 x 125.2 x 102	Railway ?️	15
[Image Placeholder]	DDR-240	240	A: 9~18 B: 16.8~33.6 C: 33.6~67.2 D: 67.2~154	24, 48	40 x 125.2 x 113.5	EN50155 ?	15
[Image Placeholder]	DDR-480	480	A: 9~18 B: 16.8~33.6 C: 33.6~67.2 D: 67.2~154	24, 48	85.5 x 125.2 x 128.5		15
[Image Placeholder]	DDRH-60	60	150~1500	5, 12, 24, 48	57 x 93.5 x 105	Solar PV ☀️	16

Peripheral Module

Picture	Model	Input voltage (Vdc)	Output (A)	Dimension (mm)	Key features	Page
[Image Placeholder]	ICL-16R	180~264Vac	16	35 x 90 x 54.5	16A AC inrush current limiter	16
[Image Placeholder]	ICL-16L	180~264Vac	16	175 x 42 x 24	16A AC inrush current limiter	16
[Image Placeholder]	ICL-28R	180~264Vac	28	52.5 x 90 x 54.5	28A AC inrush current limiter	17
[Image Placeholder]	ICL-28L	180~264Vac	28	175 x 42 x 24	28A AC inrush current limiter	17
[Image Placeholder]	DR-RDN20	24	20	55.5 x 125.2 x 100	20A redundancy module	17
[Image Placeholder]	DRDN20	12, 24, 48	20	32 x 125.2 x 102	20A & 40A redundancy module	17
[Image Placeholder]	DRDN40	12, 24, 48	40	40 x 125.2 x 113.5	20A & 40A redundancy module	17
[Image Placeholder]	ERDN20	5,12,24,48	20	82 x 99 x 36	20A & 40A redundancy module	17
[Image Placeholder]	ERDN40	12,24,48	40	97 x 99 x 36	20A & 40A redundancy module	17
[Image Placeholder]	DR-UPS40	24Vdc	40A max.	55.5 x 125.2 x 100	40A DC UPS module	18
[Image Placeholder]	DBUF20	24	20	63 x 125.2 x 114.9	Electrolytic capacitor, Buffer time 350ms@20A, 250ms@40A	18
[Image Placeholder]	DBUF40	24	40	63 x 125.2 x 114.9	Electrolytic capacitor, Buffer time 350ms@20A, 250ms@40A	18

Safety Chart

Series Name	UL508	UL61010	UL62368-1	TUV EN62368-1	TUV EN61558-1,-2-16	BSMI	EAC	RCM	CB	CE	EN55032 Class
HDR-15/30/60/100	✔️		✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	B
HDR-150	✔️		✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
MDR-10/20	✔️		✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	B
MDR-40/60	✔️		✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	B
MDR-100	✔️		✔️	✔️	✔️	✔️	✔️	✔️	✔️	✔️	B
EDR-75/120/150	✔️	✔️	✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
NDR-75/120	✔️		✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
NDR-240/480	✔️		✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
SDR-75/240	✔️		✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
SDR-120/240/480P/960	✔️		✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
WDR-60	✔️	✔️	✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
WDR-120/240/480	✔️	✔️	✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
TDR-240	✔️	✔️	✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
TDR-480/960	✔️		✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
DRA-40/60	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
DRC-40/60/100	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
KNX-20E-640	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
KNX-40E-1280	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
DDR-15/30/60	✔️		✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
DDR-120/240/480	✔️		✔️	✔️	✔️		✔️	✔️	✔️	✔️	B
DDRH-60	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
ICL-16R/L			✔️	✔️			✔️	✔️	✔️	✔️	B
ICL-28R/L			✔️	✔️			✔️	✔️	✔️	✔️	B
DR-RDN20	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
DRDN20/40	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
ERDN20/40	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
DBUF20/40	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B
DR-UPS40	✔️		✔️	✔️			✔️	✔️	✔️	✔️	B

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