# Power supply unit ENERMAX ERV650G-AHG-MAC 650 W 20+4 pin ATX Fully-modular 80 PLUS Gold Black

**URL:** https://aio.lv/en/product--enermax-erv650g-ahg-mac--11232547
**Data updated:** 2026-02-18 14:37 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** ENERMAX
**Manufacturer code:** ERV650G-AHG-MAC
**EAN:** 4713157728845
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 82.49 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 68.17 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--enermax-erv650g-ahg-mac--11232547

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

ENERMAX ERV650G-AHG-MAC is a 650 W ATX power supply unit designed for desktop PCs. It features a 20+4 pin ATX motherboard connector, fully-modular cabling for flexible cable management, and 80 PLUS Gold efficiency. Black housing with a 120 mm cooling fan supports stable operation across 100–240 V, 50/60 Hz input. Compact ATX dimensions make it suitable for standard PC builds and upgrades.

## Long description

ENERMAX ERV650G-AHG-MAC is a 650 W ATX power supply unit designed for desktop PCs. It offers a fully-modular cable system and a 20+4 pin ATX motherboard connector, delivering reliable power for standard system builds and upgrades. The unit is finished in black and includes a 120 mm cooling fan, supporting stable operation with AC input from 100 to 240 V at 50/60 Hz. 80 PLUS Gold efficiency improves power consumption and heat characteristics compared with lower-efficiency models.
Advantages
The ENERMAX ERV650G-AHG-MAC combines a 650 W continuous output with 80 PLUS Gold certification to provide efficient power delivery for mid-range desktop systems. Fully-modular cabling enables tidy cable management and easier installation in compact ATX cases. A 120 mm cooling fan maintains thermal balance while the black housing offers a neutral appearance compatible with most builds. The unit’s compliance with a wide input voltage range supports use in different mains environments.
Suitable for
Home and office desktop PCs requiring up to 650 W of total power
Standard ATX builds and system upgrades with modular cabling needs
Systems where higher efficiency (80 PLUS Gold) and reduced heat are desirable
Key specifications
Total power: 650 W
Motherboard power connector: 20+4 pin ATX
Certification: 80 PLUS Gold
Cooling fan diameter: 120 mm
Input voltage range: 100–240 V, 50/60 Hz
Form factor: ATX (compact ATX dimensions)
Product colour: Black
How to use
Install the ENERMAX ERV650G-AHG-MAC into a compatible ATX case following standard safety precautions: disconnect mains power, position the unit in the PSU bay, and secure it with the case screws. Connect the 20+4 pin ATX cable to the motherboard and attach only the necessary modular cables for drives, GPU, and peripherals to reduce clutter and improve airflow. After all connections are made, plug the power cord into a grounded mains outlet that matches the unit’s input range and switch the power on.
Usage recommendations
For best results, use the fully-modular cabling to connect only the required components, keep internal airflow unobstructed, and ensure the case provides adequate ventilation for the 120 mm fan to expel heat effectively. Regularly check connections and dust filters to maintain stable operation and the expected efficiency of the 80 PLUS Gold rated unit.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 650 W |
| Power protection features | Over current, Over power, Over voltage, Short circuit, Under voltage |
| Combined power (+3.3V) | 100 W |
| Combined power (+12V) | 649.2 W |
| Combined power (+5V) | 100 W |
| Combined power (-12V) | 4.8 W |
| Combined power (+5Vsb) | 12.5 W |
| Max output current (+3.3V) | 20 A |
| Max output current (+12V) | 54.1 A |
| Max output current (+5V) | 20 A |
| Max output current (-12V) | 0.4 A |
| Max output current (+5Vsb) | 2.5 A |
| Input current | 10-6 |
| AC input frequency | 50/60 |
| AC input voltage | 100 - 240 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| Cabling type | Fully-Modular |
| EPS power connector (4+4 pin) | Yes |

### Performance

| Feature | Value |
|---|---|
| Purpose | PC |
| 80 PLUS certification | 80 PLUS Gold |
| Mean time between failures (MTBF) | 100000 h |
| Power supply unit (PSU) form factor | ATX |

### Design

| Feature | Value |
|---|---|
| Fan diameter | 120 mm |
| Product colour | Black |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 86 mm |
| Width | 150 mm |
| Depth | 140 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 1500 g |
| Package depth | 310 mm |
| Package height | 110 mm |
| Package width | 190 mm |
| Package type | Box |

## FAQ

### How much does the ENERMAX ERV650G-AHG-MAC 650W ATX PSU cost, and is it available for purchase?

The price is 82.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 70 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can ENERMAX ERV650G-AHG-MAC 650W ATX PSU be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All ENERMAX products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized ENERMAX service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: total power, motherboard power connector, 80 plus certification, fan diameter, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for ENERMAX ERV650G-AHG-MAC 650W ATX PSU?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11232547/67053387_large.webp