APC BN1500M2 Back-UPS PRO Battery Backup & Surge Protector

Product Overview

The APC Back-UPS Pro BN1500M2 is a 1500VA tower UPS battery backup that protects AV control gear, computers, and networked devices from outages, surges, and voltage fluctuations. This APC Back-UPS Pro 1500VA model pairs automatic voltage regulation with surge and data line protection in a 120V chassis. It is a practical UPS battery backup for desktop and rack-adjacent AV deployments that need dependable runtime. With 10 total outlets — 6 battery-backup + surge and 4 surge-only — an LCD status display, and USB-C and USB-A charging, the BN1500M2 supports both equipment protection and convenient device charging.

Product Description

The BN1500M2 provides 1500VA of capacity from a 120V tower chassis with 10 NEMA 5-15R outlets. Automatic Voltage Regulation (AVR) corrects high and low voltage conditions without switching to battery, which preserves battery capacity during brownouts and over-voltage events. An LCD display shows key UPS status at a glance, including load and battery bar graphs. The unit includes one USB Type C and one USB Type A smart charging port for phones and small peripherals. Data line protection helps guard connected equipment against surges traveling over signal lines. Audible alarms notify users of changing utility power and UPS power conditions. The battery is user-replaceable, so the unit can stay in service across multiple battery cycles. The BN1500M2 is ENERGY STAR certified for energy-efficient operation.

Key Features

• 1500VA capacity — Supports AV control systems, displays, and network gear that need dependable backup runtime.
• Automatic Voltage Regulation (AVR) — Corrects voltage variations to provide reliable power without draining the battery.
• LCD status display — Shows load and battery bar graphs so technicians can read UPS status at a glance.
• 10 NEMA 5-15R outlets — Provides backup and surge-protected outlets for multiple connected devices.
• USB Type C and USB Type A ports — Offer smart charging for phones and small peripherals at the equipment location.
• Data line protection — Helps protect connected equipment from surges traveling over data lines.
• Audible alarms — Notify operators of changing utility power and UPS power conditions.
• User-replaceable battery — Keeps the unit serviceable across battery replacement cycles.
• ENERGY STAR certified — Meets ENERGY STAR UPS V2.0 efficiency requirements for lower operating cost.

Technical Specifications

Specifications sourced from Schneider Electric (APC) product data.

Browse more power protection options in the APC Power Protection & UPS collection at Creation Networks.

Detailed Electrical and Physical Specifications

The figures below are the numbers most buyers are actually looking for when they search the BN1500M2 model number — real watts, waveform, transfer time and battery data rather than marketing capacity alone.

Runtime at Load: What the BN1500M2 Can Actually Run

The 1500VA headline number is apparent power. The figure that determines what you can plug in is the 900 W real-power rating, and the figure that determines how long it holds is runtime at that load. APC's published runtime data for this unit is as follows.

Note the shape of that curve: halving the load roughly quadruples the runtime. That is normal behavior for a lead-acid UPS and it is the single most important planning fact for this product. A BN1500M2 loaded to its 900 W ceiling buys you barely enough time to save a file. The same unit loaded to 200–300 W behaves like a genuine ride-through device for short utility interruptions and gives a control processor or NVR time to shut down cleanly.

Sizing guidance. Add up the real wattage of everything you intend to put on the battery-backed outlets and keep the total at or below roughly half of the 900 W rating if runtime matters to you. Read actual draw from the LCD load bar graph after installation rather than trusting nameplate ratings, which are usually worst-case. Laser printers, space heaters and other high-inrush loads should never go on a battery-backed outlet on a unit this size.

Outlet Layout: 6 Battery-Backed and 4 Surge-Only

This is the detail most listings get wrong. The BN1500M2 has 10 NEMA 5-15R outlets, but they are not all equivalent. Six outlets provide battery backup plus surge protection; the remaining four provide surge protection only and go dead the moment utility power fails. Two of the ten are spaced as transformer-sized outlets to accommodate wall-wart power supplies without blocking a neighbor.

Plan the layout deliberately: put the control processor, network switch, modem or router, NVR and monitor on the six battery-backed outlets, and move printers, chargers, desk lamps and non-critical peripherals to the four surge-only outlets. Loading non-critical gear onto battery outlets is the most common cause of disappointing runtime in the field.

APC BN1500M2 vs. BR1500MS2 vs. SMT1500C

All three are 1500VA-class APC units, and buyers routinely cross-shop them. The differences that matter are output waveform, real wattage, form factor and how the unit is monitored.

Choose the BN1500M2 for workstations, AV control shelves, routers, switches, NVRs and displays — equipment that tolerates a stepped waveform without complaint. Choose the BR1500MS2 when a load has an active power factor correction (active PFC) power supply, which is common on modern desktop PCs, servers and some audio amplifiers, and which can trip or buzz on a simulated sine wave. Choose the SMT1500C when the unit needs to live in a monitored rack, report to a management platform, or shut down servers and virtual machines gracefully over the network.

Battery Service and Replacement

The BN1500M2 uses a tool-free, user-replaceable sealed lead-acid battery cartridge, part number APCRBC161. Recharge time from deep discharge is approximately 16 hours, so a unit that has just carried a long outage will show reduced runtime until the charge cycle completes — that is expected behavior, not a fault.

Plan on lead-acid cartridge replacement as routine maintenance. The unit carries a 36-month warranty with 12 months on the battery, so a service contract that budgets for a cartridge swap keeps the chassis in production well beyond the first battery's life. Browse replacement cartridges in the APC collection, and confirm the part number on the label inside the battery compartment before ordering, since APC uses different cartridges across similar-looking 1500VA models.

Package Contents

• APC Back-UPS Pro BN1500M2 tower UPS
• USB cable for the PowerChute Personal Edition data connection
• Coaxial cable for the coax surge-protection pass-through

Deployment Notes

Placement and clearance. This is a tower-only chassis measuring 3.94" wide, 10.24" tall and 14.49" deep and weighing 25.13 lb. It is not rack-mountable. In a credenza or equipment closet, it stands upright beside the rack or sits on a shelf; the 14.49" depth is the dimension that usually catches people out in shallow millwork. Rated audible noise is 45 dBA, which is generally acceptable in a closet or under a desk but audible in a quiet conference room — if the unit must sit in the room itself, plan on enclosing it.

Circuit and wiring. The unit accepts 120 VAC and rides through utility variation from 88 to 139 VAC using AVR without touching the battery, which is exactly what you want on a long branch circuit or a facility with sagging voltage. The building wiring fault indicator on the front panel flags missing ground or reversed polarity at the receptacle — check it at commissioning, because it catches genuine installation defects.

Monitoring. Connect the supplied USB cable from the UPS to a host running PowerChute Personal Edition for status, event logging and unattended shutdown of that machine. If the deployment needs SNMP, network shutdown of multiple hosts, or dashboard reporting across a fleet, this range does not provide it — specify a Smart-UPS with SmartConnect or a Network Management Card instead.

Signal-line protection. The coax in/out and RJ45 data line protection are worth using where a cable or DSL service entrance feeds the equipment, since surges frequently arrive on the signal path rather than the mains. Note that routing gigabit or multi-gig Ethernet through UPS data-line protection can introduce a bandwidth ceiling; for structured cabling in a rack, use dedicated network surge protection instead.

Documentation & Resources

• Schneider Electric BN1500M2 official product page — manufacturer specifications, documents and compliance data.
• Back-UPS Pro BN 1100/1350/1375/1400/1500 M2 user manual (PDF download) — installation, LCD menu reference, battery replacement procedure and troubleshooting.

Frequently Asked Questions

Is the APC BN1500M2 a pure sine wave UPS?
No. The BN1500M2 produces a simulated (stepped approximation) sine wave when running on battery. For most AV control gear, network switches, routers, NVRs and monitors that is perfectly adequate. If you are powering a desktop PC or server with an active PFC power supply, or an amplifier that is sensitive to waveform, specify the BR1500MS2 or a Smart-UPS instead, both of which output a pure sine wave. This is the most common source of confusion on this model, so verify the requirement of the load before ordering.

How many watts can the BN1500M2 support, and how long will it run?
The real-power rating is 900 W. At a full 900 W load, published runtime is 3.1 minutes; at a half load of 450 W it is 11.4 minutes. Runtime rises steeply as load drops, so if you need meaningful ride-through, target 200–300 W of connected load rather than filling the unit to capacity.

Are all 10 outlets battery-backed?
No. Six of the ten NEMA 5-15R outlets provide battery backup plus surge protection; four provide surge protection only and lose power during an outage. Two of the ten are transformer-sized for bulky adapters. Put only critical equipment on the six battery outlets.

What is the replacement battery for the BN1500M2?
The replacement battery cartridge is APCRBC161. It is a sealed lead-acid cartridge designed for tool-free user replacement, and recharge from empty takes about 16 hours. Do not assume compatibility with cartridges from similar 1500VA models — the BR1500MS2, for example, uses APCRBC163.

Why does my BN1500M2 beep, or why did it fail early?
Audible alarms indicate changing utility or UPS power conditions, most commonly a switch to battery, a low battery, or an overload. Two field causes account for most complaints about premature failure on units in this class: sustained operation near the 900 W ceiling, which stresses a lead-acid battery hard, and heat, since battery life falls sharply above room temperature. Check the LCD load bar graph, move non-critical loads to the surge-only outlets, keep the unit in a ventilated location, and treat the APCRBC161 cartridge as a consumable on a replacement schedule. Also check the building wiring fault indicator, which flags a genuine receptacle problem rather than a UPS defect.

Does the BN1500M2 have AVR, and what does that actually do?
Yes. Automatic Voltage Regulation corrects utility input anywhere from 88 to 139 VAC back toward nominal 120 VAC without transferring to battery. On a facility with brownouts or a long branch circuit this is the feature that matters most day to day, because it preserves battery cycles that a non-AVR unit would burn through.

Can I monitor or manage this UPS over the network?
Not over the network. The BN1500M2 connects to a single host by USB and works with PowerChute Personal Edition for status and unattended shutdown of that machine. For SNMP, cloud dashboards, or graceful shutdown of servers and virtual machines, step up to a Smart-UPS with SmartConnect or a SmartSlot Network Management Card.

Can the BN1500M2 be rack-mounted?
No. It is a tower-only chassis at 3.94" wide, 10.24" tall and 14.49" deep, weighing 25.13 lb. For rack deployments choose a rack-mount Smart-UPS model instead of trying to shelf-mount this unit in a production rack.

What warranty and equipment protection come with it?
APC covers the UPS for 36 months and the battery for 12 months, backed by a $250,000 lifetime connected equipment protection policy. Registration terms and policy conditions are set by Schneider Electric.

Related Products

• APC BR1500MS2 Back-UPS Pro — the pure sine wave 1500VA alternative
• APC SMT1500C Smart-UPS with SmartConnect — network-monitored 1440VA/1000W
• APC BE600M1 Back-UPS — compact backup for a single device
• APC power protection, UPS systems and replacement batteries
• Power protection and management for AV racks