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Mean Well RSD-200B-12 DC-DC Converter - 200.4W - 16.8~31.2V in 12V out

miniature size, economical, withstand 5G vibration and 70°C operation

SKU:

RSD-200B-12

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Description

Features

Compliance to EN50155 railway standard

2: 1 wide input range

4000VDC I / O isolation

Protections: Short circuit / Overload / Over voltage / Input reverse polarity / Over temp.

Cooling by free air convection

Built-in constant current limiting circuit

1U low profile

All using 105 ° C long life electrolytic

Half encapsulated

100% full load burn-in test

3 years warranty

General Specification

Line regulation (max.)	± 0.5%
ALoad regulation (max.)	± 1%
Overload protection Range	105% ~ 135%
Overload protection Type	Constant current limiting, recovers automatically after fault condition is removed
Over voltage protection	115% to 135% Shutdown O / P voltage, re-power on to recover
Withstand voltage	I / PO / P: 4kVDC, I / P-FG: 2.5kVDC, O / P-FG: 2.5kVDC, 1 minute
Isolation resistance	100MQ(min.)@500VDC
Working temperature	-40 ~ + 70°C (refer to output derating curve)
Safety standards	Meet IEC60950-1 (LVD)
EMC standards	EN55022 class B, EN50121-3-2, EN61000-4-2,3,4,5,6,8
Railway standard	EN50155 / IEC60571
Dimension (LxWxH) (mm)	191x86x40
Packing	12pcs / 12.3kg

Specifications

Brand

Mean Well
Series

RSD Series
Power Rating

200.4 Watt
Output Voltage

12 Volt
Rated Current

16.7 Ampere
Input Voltage

16.8V~31.2V
Standards Met

CB,CE,EAC,EMC,RCM
Operation Mode

Constant Voltage
Operating Temperature

-40°C~85°C
Warranty

3 Year
Length

19.1 cm
Width

8.6 cm
Height

4 cm
Weight

0.94 kg

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Frequently Asked Questions

Can I use the RSD-200B-12 to run a 12V industrial control panel from a low-voltage DC source?

Yes, this converter provides a constant 12V output at up to 16.7A with a 200.4W rating. Its input range is 16 to 31V, which suits systems that need regulated 12V power from a source in that range.

Is the RSD-200B-12 suitable for 12V embedded computers or communication devices in vehicles and equipment?

It can be a fit for 12V embedded or communication equipment when the load stays within 16.7A and 200.4W. The operating temperature range of -40°C to +85°C and the stated 5G vibration resistance make it appropriate for harsher mobile or industrial conditions.

Can this model power 12V automation accessories and control hardware from a 24V battery system?

It is designed for input from 16 to 31V and outputs regulated 12V, so it matches applications that derive 12V control power from nominal 24V systems within that input range. The available output is up to 16.7A, giving more headroom than lower-power 12V converters.

Is the RSD-200B-12 appropriate for centralized 12V power distribution inside an industrial cabinet?

It can support centralized 12V distribution when the connected load remains within 200.4W and 16.7A. Its compact dimensions of 191.0 × 86.0 × 40.0 mm also help when cabinet space is limited.

How does the RSD-200B-12 compare with the other RSD-200B output versions?

In the RSD-200B family, the RSD-200B-12 is 200.4W at 12V and 16.7A, the RSD-200B-24 is 201.6W at 24V and 8.4A, and the RSD-200B-48 is 201.6W at 48V and 4.2A. They share the same series platform, but the output voltage and current are different for each version.

Can the RSD-200B-12 be used outdoors or in exposed industrial areas?

The temperature specification of -40°C to +85°C supports use in cold and hot industrial environments. However, no IP rating is listed in the provided specs, so direct outdoor exposure should only be considered when the surrounding enclosure provides the required protection.

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