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Mean Well RSD-300C-48 DC-DC Converter - 201.6W - 33.6~62.4V in 48V out

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

SKU:

RSD-300C-48

$128.50 USD

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Description

Features

Compliance with BS EN/EN50155 and BS EN/EN45545-2 railway standard

2:1 wide input range

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

4000VDC I / O isolation

Cooling by free air convection

Half encapsulated

The built-in constant current limiting circuit

1U low profile

All using 105°C long life electrolytic

LED indicator for power on

100% full load burn-in test

3 years warranty

General Specification

Line regulation (max.)	± 0.5%
Load regulation (max.)	± 1%
Overload protection Range	105% ~ 135%
Overload protection Type	Constant current limiting recovers automatically after the 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	I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
Working temperature	-40 ~ + 55°C (refer to output derating curve)
Safety standards	IEC 62368-1, UL 62368-1, AS/NZS 62368-1, EAC TP TC 004 approved, Design refer to BS EN/EN62368-1
EMC standards	EN55022 class B, EN50121-3-2, EN61000-4-2,3,4,5,6,8
Railway standard	EN50155 / IEC60571
Dimension (LxWxH) (mm)	216 x 96.5 x 40mm
Packing	1.19Kg ; 12pcs/15.3Kg/0.97CUFT

Specifications

Brand

Mean Well
Series

RSD Series
Power Rating

201.6 Watt
Output Voltage

48 Volt
Rated Current

5.7 Ampere
Input Voltage

33.6V~62.4V
No of Output

2
Dimming Control

None
Standards Met

CB,CE,EAC,EMC,RCM
Operation Mode

Constant Voltage
Operating Temperature

-40°C~85°C
Warranty

3 Year
Length

8.5 in
Width

3.8 in
Height

1.57 in
Weight

2.62 lb

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Frequently Asked Questions

Can I use the RSD-300C-48 for 48V telecom or networking equipment on a 33.6 to 62.4V DC bus?

Yes. The RSD-300C-48 is a constant-voltage converter with 33.6 to 62.4V input and 48V output. Its 201.6W and 5.7A rating makes it appropriate for 48V communications equipment that stays within those limits.

Is this model appropriate for 48V industrial sensors or automation devices in a higher-voltage DC system?

It can be, provided the load requires regulated 48V DC and draws no more than 5.7A. The converter is rated at 201.6W and is intended for converting a 33.6 to 62.4V DC input to a fixed 48V output.

Can the RSD-300C-48 support embedded or edge computing hardware that uses 48V DC input?

Yes, for 48V hardware that fits within 201.6W and 5.7A. This model is a constant-voltage 48V converter, so it is suited to embedded or edge devices that need stable 48V from a 33.6 to 62.4V source.

Is the RSD-300C-48 a good choice for mobile or vibration-prone industrial systems?

It is designed for harsher motion environments because the listed features include 5G vibration resistance. That makes it a reasonable option for 48V loads in moving industrial equipment as long as the application stays within 201.6W and 5.7A.

Can this converter be used in cold or high-heat environments?

The specified operating temperature range is -40°C to +85°C, which supports both low-temperature and elevated-temperature operation. The specs do not list an IP rating, so they do not confirm outdoor exposure protection.

What are the main differences between the RSD-300C-48 and the other RSD-300C output options?

The listed RSD-300C versions are RSD-300C-5 at 201.6W, 5V, 42A, RSD-300C-12 at 201.6W, 12V, 22.5A, RSD-300C-24 at 300W, 24V, 12.5A, and RSD-300C-48 at 201.6W, 48V, 5.7A. The differences are the output voltage, current, and listed wattage for each version.