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header-product UPS battery Phoenix Contact 2866666

UPS battery Phoenix Contact 2866666

UPS battery Phoenix Contact 2866666 Photo 1
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Short description

The Phoenix Contact 2866666 UPS battery is designed for reliable power backup. It features a compact design, high energy density, and long service life. Ideal for various applications, it ensures uninterrupted operation of critical devices during power outages. Easy to install and maintain, this battery is a perfect choice for enhancing system reliability.
Warranty: 2 Years
SKU: 3912011
Manufacturer: PHOENIX-CONTACT
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Product information

Description

The Phoenix Contact 2866666 UPS battery is a sealed lead-acid (AGM, VRLA) energy storage device rated at 24 V DC and 0.8 Ah. It is designed to provide backup power for uninterruptible power supply (UPS) systems and other 24 V applications where a compact, maintenance-free battery is required.

Advantages

The battery offers a compact form factor with high energy density and valve-regulated lead-acid (VRLA) technology, ensuring safe, maintenance-free operation. Its sealed AGM design reduces the risk of leakage and allows for flexible mounting. The unit is suitable for long standby periods and provides predictable discharge characteristics for critical power backup.

Suitable for

  • UPS systems and emergency power supplies
  • Telecommunications and network equipment
  • Control cabinets and industrial automation devices
  • Alarm and security systems
  • Small DC-powered instruments and modules requiring 24 V backup

Key specifications

  • Type: Sealed lead-acid battery (AGM, VRLA)
  • Nominal voltage: 24 V DC
  • Capacity: 0.8 Ah
  • Brand: PHOENIX-CONTACT
  • Manufacturer part number (MPN): 2866666
  • EAN: 4046356152129

How to use

Install the battery in accordance with the UPS or device manufacturer’s instructions, ensuring correct polarity and secure connections. Use in a well-ventilated, dry environment within the temperature range specified by the system. Charge and maintain the battery via the compatible UPS charging circuit; do not attempt to open or service the sealed unit. Replace the battery at the end of its service life or when backup runtime no longer meets requirements.

Usage recommendations

Store and operate the battery at moderate temperatures, avoid deep discharges, and perform regular runtime checks to ensure reliable backup performance. Recycle the battery according to local regulations.

Description

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Customer questions

FAQ

What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

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 PHOENIX-CONTACT 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 PHOENIX-CONTACT 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.