# Audio amplifier Monacor PA-312 1.0-channel mono, XLR/RCA inputs, 6.3 mm headphone, 230V

**URL:** https://aio.lv/en/product--monacor-pa-312--12341382
**Data updated:** 2026-04-24 13:04 (EEST)
**Category:** AV Receivers & Amplifiers
**Manufacturer:** Monacor
**Manufacturer code:** PA-312
**EAN:** 4007754227611
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 501.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 414.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--monacor-pa-312--12341382

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.99 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Monacor PA-312 is a 1.0-channel mono audio amplifier designed for public address and simple sound reinforcement. It offers XLR and RCA speaker connectivity, a 6.3 mm headphone output, 230 V AC operation and 50 Hz frequency. Key specs include 0.5% THD and 80 dB SNR, making it suitable for background music, announcements and basic PA duties.

## Long description

The Monacor PA-312 is a mono PA mixing amplifier rated at 1 x 120 WRMS, intended for public address and basic sound reinforcement. It features fanless cooling for silent operation, multiple microphone and auxiliary inputs, a telephone input, screw-terminal speaker outputs and a line output. Front-panel controls include input/output level adjustments and a 2-way tone control for bass and treble. Channel 1 offers switchable 48 V phantom power and a priority circuit with adjustable automatic talkover for announcements. The unit fits a 482 mm (19") rack with the supplied mounting brackets and operates from 230 V AC.
Advantages
The PA-312 combines compact 19" rack compatibility with a fanless design to provide quiet, reliable operation in venues where low noise is important. It supports balanced and unbalanced microphone connections, offers telephone system integration and provides basic tone shaping and level controls for straightforward setup and operation. Its 120 WRMS output and modest distortion and noise figures make it suitable for background music and speech applications.
Suitable for
Background music in shops, cafés and small offices
Public address and simple announcement systems
Small meeting rooms and training spaces
Basic sound reinforcement in community halls and small venues
When it may not be suitable
This amplifier is intended for basic PA duties and modest power requirements; it is not designed for large venues or professional concert sound reinforcement. Systems requiring advanced DSP, multichannel mixing, high-power touring amplification or extensive input routing will find the feature set limited.
Key specifications
Output power: 1 x 120 WRMS
Channels: 1.0 (mono)
Total Harmonic Distortion (THD): 0.5%
Signal-to-noise ratio (SNR): 80 dB
Microphone inputs: 3 (one balanced), Mic 1 with priority and adjustable automatic talkover
Aux inputs: 2
Telephone input: 1 (for telephone systems with audio output)
Outputs: speaker screw terminals, 1 line output
Headphone output: 6.3 mm
Tone control: 2-way (bass and treble)
Phantom power: 48 V switchable on channel 1
Cooling: fanless (silent operation)
Power supply: 230 V AC, 50 Hz
Dimensions: 482 mm (19") rack with supplied brackets
Weight: 7.8 kg
Colour: black
How to use
Install the amplifier in a standard 19" rack using the supplied mounting brackets or place it on a stable surface. Connect microphones to the microphone inputs (use the balanced input when available for lower noise), connect source devices to the aux inputs or telephone input as required, and wire speakers to the screw-terminal outputs. Use the input and output level controls to set appropriate gain and the 2-way tone control to adjust bass and treble. If a condenser microphone is used on channel 1, enable the 48 V phantom power. Mic 1 priority and automatic talkover can be adjusted for announcement scenarios.
What to consider before purchase
Intended venue size and required output power — 120 WRMS suits small to medium spaces
Number and type of inputs needed (balanced mic input available on one channel)
Whether fanless operation is important for low-noise environments
Need for telephone system integration or headphone output
Rack-mount compatibility if integration into a larger system is planned
Usage recommendations
For clear announcements and background music, use balanced microphone connections where possible, set input gains conservatively to avoid clipping, and apply modest tone adjustments to suit room acoustics. Enable phantom power only when using condenser microphones and ensure secure speaker wiring to the screw terminals.

## Specifications

| Feature | Value |
|---|---|
| Purpose | Home |
| On/off switch | Yes |
| Built-in display | No |
| Line outputs (RCA) | 1 |

### Technical details

| Feature | Value |
|---|---|
| Product colour | Black |
| Equalizer | Yes |
| Bass adjustment | Yes |
| Treble adjustment | Yes |

### Power

| Feature | Value |
|---|---|
| AC input frequency | 50 |
| AC input voltage | 230 |

### Audio

| Feature | Value |
|---|---|
| Signal-to-Noise Ratio (SNR) | 80 dB |
| Audio output channels | 1.0 |
| Total Harmonic Distortion (THD) | 0.5 % |
| Frequency range | 50 - 16000 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired |
| Speakers connectivity type | XLR / RCA |

### Outputs

| Feature | Value |
|---|---|
| Headphone outputs | 1 |
| Headphone connectivity | 6.3 mm |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 7.8 kg |
| Height | 88 mm |
| Width | 430 mm |
| Depth | 335 mm |

## FAQ

### How much does the Monacor PA-312 1.0-channel audio amplifier cost, and is it available for purchase?

The price is 501.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 16.07.2026 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 Monacor PA-312 1.0-channel audio amplifier 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 Monacor 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 Monacor 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: audio output channels, weight, 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 Monacor PA-312 1.0-channel audio amplifier?

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/12341382/68504133_large.webp