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Mean Well GEM40I48-P1J Power Supply 40W 48V

Q: Can I use the GEM40I48-P1J for a 48V industrial control or automation device?

Yes, if the device requires constant 48V DC and its load stays within 0.83A and 40W. This model is a constant-voltage power supply, so it fits 48V automation and control loads that match those limits.

Q: Is this power supply suitable for 48V telecom or networking equipment?

It can be used for 48V telecom or networking hardware that is specified for constant 48V input and draws no more than 0.83A or 40W. The wide 80-264VAC input also supports use across common AC mains ranges.

Q: Can the GEM40I48-P1J power a small 48V embedded system or control subassembly?

Yes, for embedded or control assemblies that need a regulated 48V constant-voltage source and remain within 0.83A output current. Its compact 75.5 x 56.2 x 39.1 mm size and 0.2 kg weight also help where space is limited.

Q: How do the GEM40I48-P1J plug variants differ?

The sibling models are GEM40I48-P1J-Euro set, GEM40I48-P1J-mixed set, GEM40I48-P1J-Australia set, GEM40I48-P1J-US set, and GEM40I48-P1J-UK set. The base electrical specs for this model are 40W, 48V, 0.83A, constant voltage, 80-264VAC input, 75.5 x 56.2 x 39.1 mm dimensions, 0.2 kg weight, -25 to +70 C operation, and a 3-year warranty.

Q: Is the GEM40I48-P1J suitable for outdoor or harsh-environment use?

The published specs list an operating temperature of -25 to +70 C, but no IP rating is provided here. That means temperature suitability is stated, while outdoor or wet-location suitability should not be assumed from these specs alone.

SKU:

GEM40I48-P1J

$29.74 USD

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Description

Features

Interchangeable AC plugs (plug kit sold separately)

Medical safety approved(2 xMOPP) according to 60601-1

Extremely low leakage current

No-load power consumption <0.1W

Energy efficiency Level VI

-25 ~ +70°C wide range working temperature

Class II power (without earth pin)

Protections: Short circuit/ Overload/ Over voltage

Fully enclosed plastic case

3 years warranty

General Specification

AC input voltage range	80~264VAC
AC inrush current (max.)	Cold start, 30A / 115VAC; 65A / 230VAC
Setup, rise, hold up time	500ms, 30ms, 16ms at 230VAC input
Overload protection	105 ~ 160% rated output power; Hiccup mode, auto-recovery
Over-voltage protection	110%~140% rated output voltage
Withstand voltage	I/P-O/P:5656VDC
Working temperature	-25~+70°C (refer to output derating curve)
Safety standards	TUV BS EN/EN60601-1/BS EN/EN60601-1-11,ANSI/ AAMI ES60601-1/ES60601-1-11(3.1 version), CAN/CSA-C22 NO. 60601-1 3 edition, EAC TP TC 004 approved
EMC standards	EN55011 class B, EN61000-3-2,3, EN61000-4-2,3,4,5,6,8,11
Length of output cable	UL2468 22AWG 1200mm for 5-9V, UL2468 18AWG 1800mm for 12-24V
Dimension (LxWxH)	75.5x 39.1x 56.2 mm
Standard DC plug	P1J: 2.1ID x 5.5OD x 11L, tuning fork type

Specifications

Brand

Mean Well
Series

GEM Series
Power Rating

40 Watt
Output Voltage

48 Volt
Rated Current

0.83 Ampere
Input Voltage

80V~264V
No of Output

1
Dimming Control

None
Standards Met

CB,CE,EAC,FCC,TUV,UL
Operation Mode

Constant Voltage
Operating Temperature

-25°C~70°C
Warranty

3 Year
Length

2.97 in
Width

2.21 in
Height

1.54 in
Weight

0.44 lb

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Frequently Asked Questions

Can I use the GEM40I48-P1J for a 48V industrial control or automation device?

Yes, if the device requires constant 48V DC and its load stays within 0.83A and 40W. This model is a constant-voltage power supply, so it fits 48V automation and control loads that match those limits.

Is this power supply suitable for 48V telecom or networking equipment?