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Mean Well MDR-20-12 Power Supply | 12V DC, 1.67A, 20W, DIN Rail

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Mean Well MDR-20-12 Power Supply | 12V DC, 1.67A, 20W, DIN Rail

Mean Well MDR-20-12 Power Supply | 12V DC, 1.67A, 20W, DIN Rail
Mean Well MDR-20-12 Power Supply | 12V DC, 1.67A, 20W, DIN Rail
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Large Image :  Mean Well MDR-20-12 Power Supply | 12V DC, 1.67A, 20W, DIN Rail Get Best Price

Product Details:
Place of Origin: CN
Brand Name: Mean Well
Certification: ATEX
Model Number: MDR-20-12
Document: ACH-AB-P+F-E+H-IFM-ASCO-YOK...WA.pdf
Payment & Shipping Terms:
Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: carton
Delivery Time: Negotiable
Payment Terms: T/T,XT,ALIPAY
Supply Ability: 100pcs per month
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Detailed Product Description
Power Supply: 12-30 V DC (Two-wire) Ambient Temperature: -40°C To 80°C (-40°F To 176°F)
Electrical Rating: General Purpose, Explosion-proof, Intrinsic Safety (depends On Certification) Certifications: Standard Models Include ATEX, IECEx, SIL 2 (consult Manual For Specific Ratings)
Highlight:

Mean Well MDR-20-12 power supply

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12V DC DIN rail power supply

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20W industrial power supply

Mean Well MDR-20-12 Power Supply | 12V DC, 1.67A, 20W, DIN Rail

Mean Well MDR-20-12 power supply specifications. DIN rail mounted, 20W, 12V DC output, 85-264V AC input, compact design.

Product Overview

The Mean Well MDR-20-12 is a compact, single-output DIN rail mount switching power supply designed for industrial control systems. It converts a universal AC input voltage into a regulated 12V DC output, providing reliable power for sensors, relays, controllers, and other low-voltage devices. Its slim profile and DIN rail mounting make it ideal for space-constrained control panels.

Technical Specifications

Parameter

Specification

Manufacturer​

Mean Well Enterprises Co., Ltd.

Series​

MDR Series (DIN Rail)

Model​

MDR-20-12

Product Type​

DIN Rail Switching Power Supply

Input Voltage​

85-264V AC (120-370V DC)

Output Voltage​

12V DC

Output Current​

1.67 A (max)

Output Power​

20 W

Regulation​

±1%

Ripple & Noise​

100 mVp-p (max)

Efficiency​

85% (typical)

Mounting​

DIN Rail 35 mm

Connection​

Screw terminals

Protections​

Overload, Overvoltage, Short circuit

Cooling​

Natural convection (fanless)

Isolation​

3 kV AC (input to output)

Operating Temperature​

-30 to +70°C (-22 to 158°F)

Enclosure Rating​

IP20

Certifications​

CE, cULus, CB, RoHS

Key Features

  • Universal AC Input:​ 85-264V AC range for worldwide use

  • Compact Design:​ Slim profile saves space on the DIN rail

  • High Efficiency:​ Up to 85% efficiency reduces heat generation

  • Wide Operating Temperature:​ Reliable performance from -30 to +70°C

  • Full Protections:​ Built-in overload, overvoltage, and short circuit protection

  • Fanless Operation:​ Silent and maintenance-free

  • High Isolation:​ 3 kV AC isolation for safety

  • Easy Installation:​ Quick DIN rail mounting and screw terminal connections

Applications

  • Power supply for PLCs, sensors, and transmitters in control panels

  • Low-voltage power for relays, contactors, and solenoid valves

  • General-purpose 12V DC power in industrial automation

  • Lighting control systems and small electronic devices

  • Machine tools and factory automation

Important Notes

  1. The maximum output current is 1.67A; ensure the total load does not exceed 20W.

  2. For continuous operation at high ambient temperatures, derating may be required.

  3. The unit is designed for convection cooling; ensure adequate airflow in the enclosure.

  4. Input and output wiring must comply with local electrical codes and regulations.

  5. This is a single-output power supply; for multiple voltages, a different model is required.

Mean Well MDR-20-12 Power Supply | 12V DC, 1.67A, 20W, DIN Rail 0

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About ACH

Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.

Mean Well MDR-20-12 Power Supply | 12V DC, 1.67A, 20W, DIN Rail 1
Frequently Ask & Questions
Are preferential prices available?

Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.

Are the Products Genuine OEM Units?

Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.

How will you arrange shipment?

We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.

What is the warranty of goods?

One-year Warranty.

How long is the logistics cycle of the product?

Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.

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Mean Well MDR-20-12 power supply

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