Acrux II ZM850-ARX2 - Power Supply ZALMAN - Free user manual and instructions

Product Type	Computer Power Supply
Brand	Zalman
Model	Acrux II ZM850-ARX2
Rated Power	850 W
Form Factor	ATX
Certification	80+ Gold (estimated)
Dimensions (L x W x H)	150 mm x 140 mm x 86 mm
Weight	2.5 kg
Fan	135 mm
Protections	OVP, OCP, OPP, SCP, UVP
Main Connectors	24-pin ATX, 8-pin CPU, 4+4-pin CPU, 6+2-pin PCIe, SATA, Molex
Modularity	Fully modular
Efficiency	Up to 90%
Operating Temperature	0 °C to 40 °C
Operating Humidity	20% to 90% (non-condensing)
Maintenance and Cleaning	Dust the fan regularly with a dry, soft cloth. Avoid liquids and moisture.
Safety	Never open the case. Do not insert objects into the fan. Use antistatic gloves during installation.
Warranty	5 years (estimated)
Included Accessories	Power cable, mounting screws, user manual

Frequently Asked Questions - Acrux II ZM850-ARX2 ZALMAN

What is the maximum power of this power supply?

The Zalman Acrux II ZM850-ARX2 provides a rated power of 850 W, sufficient for a high-end gaming or professional setup.

Is this power supply modular?

Yes, it is fully modular, allowing you to connect only the necessary cables for better airflow and a cleaner installation.

What are the built-in protections?

It features OVP (overvoltage), OCP (overcurrent), OPP (overpower), SCP (short circuit), and UVP (undervoltage) protections.

Is it compatible with my motherboard?

This unit complies with the ATX standard and is compatible with most ATX, Micro-ATX, and Mini-ITX motherboards. It includes the necessary connectors (24-pin, 8-pin CPU).

Is the fan quiet?

The 135 mm fan is designed to be quiet. It may stop under low load on some models (semi-passive mode).

Can I use this power supply for a powerful graphics card?

Yes, it provides up to 2 PCIe 6+2-pin connectors, which can power demanding graphics cards like the RTX 3080/3090.

How to clean this power supply?

Unplug the power supply and use a dry, soft cloth to dust the fan grille. Avoid any liquid and never open it.

Does the warranty cover modular cables?

According to the manual, the fully modular warranty applies only to the power supply unit, not to cables or accessories. Check the exact terms.

What are the risks if I open the case?

Opening the case while the device is plugged in can cause electrocution or damage the product. Never open it and have repairs done by a professional.

Can I use this unit for outdoor use?

No, this product is designed only for indoor computer use. Any other use voids the warranty and may present risks.

USER MANUAL Acrux II ZM850-ARX2 ZALMAN

ACRUX II SERIES

POWER SUPPLY UNITS

850W, 1000W, 1200W

User's manual

Ver. 052725

English

Warnings and Safety Precautions

Neglecting the following may cause serious injury or death.

• Opening the cover of the product while the power cord is plugged into an outlet may cause electrocution or critical damage to the product.
• Handling the power cord with wet hands may cause electrocution.
• Inserting fingers or metallic objects into the cooling fan may cause injury or electrocution.

Neglecting the following may cause minor injuries, degrade product conditions or cause malfunction.

• Operating the product in an extremely cold or hot environment can degrade product performance and lifespan.
• Exposure to liquids may cause malfunction.
  ▶ Operation in a humid or non-ventilated environment may reduce product lifespan.
• Plugging the main power connector P1 into the motherboard while the product is connected to the AC power source may cause damage to the motherboard.
  ▶ Make sure that the connectors are connected to their designated locations, and that the connectors are not oriented in the wrong direction when connecting the DC output connectors.
  ▶ Please use gloves to prevent injuries during installation.
• Product designs and specifications may be revised without prior notification to improve quality and performance.

WARNING

This product is designed for computer use only, such as offices, multimedia, the Internet and games. Using this product in any other application will void the warranty. The power supply unit(PSU) is for integration into a computer system and not intended for external or outdoor usage. Please note that Full Modular PSU's warranty is applicable to the power supply unit ONLY and does not include accessories such as, power cable, connector and etc. Non-Modular warranty is applicable to PSU and its power cables. If you have any questions, please ask a specialist for help.

DISCLAIMER

Zalman Tech Co., Ltd. is not responsible for any damages due to external causes, including but not limited to, improper use, problems with electrical power, accident, neglect, alteration, repair, improper installation, or improper testing.

Français

User's ManualAC Power CordCable + Cable Bag

3. ZM850-ARX2 Specifications

1) Electrical & Physical Specifications

AC Input Range	Voltage 100~240VAC			Vout	Output Load Rating			Combined Power
	Frequency 50Hz ~ 60Hz I				min	Imax	Ipeak
AC Input Current	100VAC	12A~6A		+3.3V 0A	20A			120W	850W
	240VAC +5V 0A 20A
PFC Type Active PFC +12V 0A 70.83A 850W
Power Factor Correction Max 99% -12V 0A 0.3A 3.6W
Inrush Current Limit (@ Cold Start at 25°C)	100VAC	Max 100A		+5VSB	0A	3A		15W
	240VAC			Ambient Temperature
Efficiency	Max 94% @230V~, Typical load			Operation		0 ~ +40°C
DC Output Voltage Regulation	Vout	Regulation Range	At Full LoadS	Storage		-20 ~ +70°C
	+3.3VDC	±5% +3.14 ~ +3.47V		Ambient Humidity
	+5VDC	±5% +4.75 ~ +5.25V		Operation		5% ~ 85% RH
	+12VDC ±5% +11.4 ~ +12.6V			Storage		5% ~ 95% RH
	-12VDC	±10% - 0.8 ~ -13.2V Dimensions		140(L) X 150(W) X 86(H) mm
	+5VSB	±5% +4.75 ~ +5.25V		Weight		2.4Kg
DC Output Ripple & Noise	Vout	Standard Range	At Full Load	Protection Funtions
	+3.3VDC 50mV			Over-Current Protection (OCP)
	+5VDC	50mV		Over-Voltage Protection (OVP)
	+12VDC	120mV		Over-Power Protection (OPP)
	-12VDC 120mV			Over-Temperature Protection (OTP)
	+5VSB	50mV		Under-Voltage Protection (UVP)
				Short-Circuit Protection (SCP)

2) Connector Specifications

3) Cable Specifications

S-ATA
Power Connector
S-ATA
Power Connector
S-ATA
Power Connector
Peripheral FDD
Power Connector
Peripheral IDE
Power Connector
Peripheral IDE
Power Connector
Peripheral IDE
Power Connector
PCI Express (6+2)
Power Connector
PCI Express (6+2)
Power Connector
PCI Express (6+2)
Power Connector
PCI Express (6+2)
Power Connector
CPU 8 (4+4)
Power Connector
CPU 8 (4+4)
Power Connector
Mainboard Power
Connector
PCIe 5.1 12V-2x6
12+4pin

3. ZM1000-ARX2 Specifications

1) Electrical & Physical Specifications

AC Input Range	Voltage 100~240VAC			Vout	Output Load Rating			Combined Power
	Frequency 50Hz ~ 60Hz I				min	Imax	Ipeax
AC Input Current	100VAC	12A~6A		+3.3V 0A	20A			120W	1000W
	240VAC +5V 0A 20A
PFC Type Active PFC +12V 0A 83.33A 1000W
Power Factor Correction Max 99% -12V 0A 0.3A 3.6W
Inrush Current Limit (@ Cold Start at 25°C)	100VAC	Max 100A		+5VSB	0A	3A		15W
	240VAC			Ambient Temperature
Efficiency	Max 94% @230V~, Typical load			Operation		0 ~ +40°C
DC Output Voltage Regulation	Vout	Regulation Range	At Full Load	Storage		-20 ~ +70°C
	+3.3VDC	±5% +3.14 ~ +3.47V		Ambient Humidity
	+5VDC	±5%	+4.75 ~ +5.25V	Operation		5% ~ 85% RH
	+12VDC ±5%	+11.4 ~ +12.6V		Storage		5% ~ 95% RH
	-12VDC	±10% -10.8 ~ -13.2V Dimensions		140(L) X 150(W) X 86(H) mm
	+5VSB	±5% +4.75 ~ +5.25V		Weight		2.45Kg
DC Output Ripple & Noise	Vout Standard Range		At Full Load	Protection Funtions
	+3.3VDC 50mV			Over-Current Protection (OCP)
	+5VDC	50mV		Over-Voltage Protection (OVP)
	+12VDC	120mV		Over-Power Protection (OPP)
	-12VDC 120mV			Over-Temperature Protection (OTP)
	+5VSB	50mV		Under-Voltage Protection (UVP)
				Short-Circuit Protection (SCP)

2) Connector Specifications

3) Cable Specifications

S-ATA
Power Connector
S-ATA
Power Connector
S-ATA
Power Connector
Peripheral FDD
Power Connector
Peripheral IDE
Power Connector
Peripheral IDE
Power Connector
Peripheral IDE
Power Connector
PCI Express (6+2)
Power Connector
PCI Express (6+2)
Power Connector
CPU 8 (4+4)
Power Connector
CPU 8 (4+4)
Power Connector
Mainboard Power
Connector
PCIe 5.1 12V-2x6
12+4pin

3. ZM1200-ARX2 Specifications

1) Electrical & Physical Specifications

AC Input Range	Voltage 100~240VAC				Vout	Output Load Rating			Combined Power
	Frequency 50Hz ~ 60Hz I					min	Imax	Iceax
AC Input Current	100VAC	14A~7A			+3.3V 0A	20A			120W	1200W
	240VAC +5V 0A 20A
PFC Type Active PFC +12V 0A 100A 1200W
Power Factor Correction Max 99% -12V 0A 0.3A 3.6W
Inrush Current Limit (@ Cold Start at 25°C)	100VAC	Max 100A			+5VSB	0A	3A		15W
	240VAC				Ambient Temperature
Efficiency	Max 94% @230V~, Typical load				Operation		0 ~ +40°C
DC Output Voltage Regulation	Vout	Regulation Range		At Full Load Insions	Storage		-20 ~ +70°C
	+3.3VDC ±5%	+3.14 ~ +3.47V			Ambient Humidity
	+5VDC	±5%	+4.75 ~ +5.25V		Operation		5% ~ 85% RH
	+12VDC	±5%	+11.4 ~ +12.6V		Storage		5% ~ 95% RH
	-12VDC ±10%	-10.8 ~ -13.2V Dime			140(L) X 150(W) X 86(H) mm
	+5VSB	±5%	+4.75 ~ +5.25V		Weight		2.5Kg
DC Output Ripple & Noise	Vout	Standard Range		At Full Load	Protection Funtions
	+3.3VDC 50mV				Over-Current Protection (OCP)
	+5VDC	50mV			Over-Voltage Protection (OVP)
	+12VDC	120mV			Over-Power Protection (OPP)
	-12VDC 120mV				Over-Temperature Protection (OTP)
	+5VSB	50mV			Under-Voltage Protection (UVP)
					Short-Circuit Protection (SCP)

2) Connector Specifications

3) Cable Specifications

제품 보증서

기기명: 컴퓨터용 전원공급 장치

상호:잘만테크 주식회사

모델명:ZM850,ZM1000,ZM1200-ARX2

제조국: 중국

제조자: Huizhou Jiumeng Electronics Technology Co., Ltd.

제조날짜:별도 표기

MEMO

MEMO

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