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Mean Well HRP-450-12 Power Supply 450W 12V

built-in active PFC, high efficiency up to 90%, no load power consumption

SKU:

HRP-450-12

Model

75W 12V

$43.00 USD

SKU: HRP-75-12

100W 12V

$49.72 USD

SKU: HRP-100-12

150W 12V

$60.17 USD

SKU: HRP-150-12

200W 12V

$76.82 USD

SKU: HRP-200-12

300W 12V

$88.96 USD

SKU: HRP-300-12

450W 12V

$151.25 USD

SKU: HRP-450-12

600W 12V

$148.51 USD

SKU: HRP-600-12

Product variants

$151.25 USD

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Description

Features

Universal AC input / Full range

Withstand 300VAC surge input for 5 seconds

Built-in active PFC function

Protections: Short circuit / Overload / Over voltage / Over temperature

Built-in constant current limiting circuit

Built-in remote sense function

Forced air cooling by built-in DC fan

Built-in DC OK signal

1U low profile

100% full load burn-in test

5 years warranty

General Specification

AC input voltage range	85~264VAC; 120~370VDC
AC inrush current (max.)	Cold start, 70A at 230VAC
DC adjustment range	±15% rated output voltage
Overload protection Range	105%~135%
Overload protection Type	Constant current limiting, auto-recovery
Over voltage protection	115%~145%
Withstand voltage	I/P - O/P: 3kVAC, I/P - FG: 1.5kVAC, O/P - FG: 0.5kVAC, 1 minute
Working temperature	-40~+70°C (refer to output derating curve)
Safety standards	UL60950-1, TUV EN60950-1 approved
EMC standards	EN55022 class B, EN61000-4-2,3,4,5,6,8,11, EN61000-3-2,3, EN61000-6-2 heavy industry level
Connection	3+6P/10&11mm pitch terminal block with cover
Dimension (LxWxH)	218x105x41
Case No.	995A

Specifications

Brand

Mean Well
Series

HRP Series
Power Rating

450 Watt
Output Voltage

12 Volt
Rated Current

37.5 Ampere
Input Voltage

85V~264V
No of Output

1
Standards Met

CB,CE,EAC,TUV,UL
Operation Mode

Constant Voltage
Operating Temperature

-40°C~70°C
Warranty

5 Year
Length

8.58 in
Width

4.13 in
Height

1.61 in
Weight

2.62 lb

File Downloads

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Frequently Asked Questions

Can I use the HRP-450-12 for a high-current 12V industrial control system?

Yes, it provides a constant 12V output with up to 37.5A and 450W available, which suits 12V control systems that need higher current capacity. It also accepts 85-264VAC input for broad AC compatibility.

Is the HRP-450-12 suitable for 12V CCTV, security, or access control power distribution?

It can be used for 12V security-related DC distribution when the combined load stays within 450W and 37.5A. Because it is a constant-voltage 12V supply, it is intended for loads that require a fixed 12V DC source.

Can this model power a 12V embedded or electronics test rack?

Yes, if the rack needs a stable 12V constant-voltage source and the total demand is no more than 37.5A or 450W. The 218.0 x 105.0 x 41.0 mm form factor is also relevant where the supply must fit into a compact enclosure.

How does the HRP-450-12 compare with other 12V HRP power supplies?

The listed 12V siblings are HRP-75-12 at 75.6W and 6.3A, HRP-100-12 at 102W and 8.5A, HRP-150-12 at 156W and 13A, HRP-150N-12 at 150W and 13A, HRP-150N3-12 at 150W and 13A, HRP-200-12 at 200.4W and 16.7A, HRP-300-12 at 324W and 27A, HRP-300N-12 at 300W and 27A, HRP-300N3-12 at 300W and 27A, HRP-600-12 at 636W and 53A, HRP-600N-12 at 600W and 53A, and HRP-600N3-12 at 600W and 53A. The HRP-450-12 is positioned between the 300W class and 600W class at 450W with 37.5A output.

Is the HRP-450-12 appropriate for outdoor or unsealed environments?

Its operating temperature range is -40°C to +70°C, so the temperature rating is broad. The provided specifications do not include an IP rating, so the data here does not confirm suitability for direct outdoor, wet, or dusty exposure.

Model	Power	Voltage	Current	IP Rating	Price
Mean Well HRP-450-7.5 Power Supply 450W 7.5V	450W	7.5V	60A	Indoor	$150.04	View
Mean Well HRP-450-5 Power Supply 450W 5V	450W	5V	90A	Indoor	$150.04	View
Mean Well HRP-450-48 Power Supply 456W 48V	456W	48V	9.5A	Indoor	$150.05	View
Mean Well HRP-450-36 Power Supply 450W 36V	450W	36V	12.5A	Indoor	$142.31	View
Mean Well HRP-450-3.3 Power Supply 297W 3.3V	297W	3.3V	90A	Indoor	$150.04	View
Mean Well HRP-450-24 Power Supply 451.2W 24V	451.2W	24V	18.8A	Indoor	$142.51	View
Mean Well HRP-450-15 Power Supply 450W 15V	450W	15V	30A	Indoor	$142.54	View