Eaton RBC36S – Replacement Battery for SUINT1500LCD2U UPS

Product Overview

The Eaton RBC36S is a purpose-built UPS replacement battery cartridge for SUINT1500LCD2U systems, restoring backup capacity on Tripp Lite by Eaton's SmartOnline double-conversion UPS. It is a 36V DC replacement battery for double-conversion UPS units used to protect network switches, AV control processors, and server equipment in commercial installations. As a direct SmartOnline UPS battery cartridge replacement, it eliminates the guesswork of sourcing generic batteries and ensures the correct voltage, capacity, and physical fit for this specific UPS model.

Product Description

The RBC36S contains three 12V, 9Ah sealed lead-acid batteries wired to deliver the 36V DC system voltage required by the SUINT1500LCD2U, a 1500VA/1350W 208/230V double-conversion UPS commonly deployed to protect sensitive AV and network equipment from utility power irregularities. Double-conversion UPS topology, unlike simpler line-interactive designs, continuously regenerates output power from the battery, which places more consistent demand on the internal battery pack and typically calls for periodic replacement every three to five years depending on operating conditions. This commercial UPS battery pack replacement is a maintenance item for facilities running SUINT1500LCD2U units in data closets, AV equipment racks, or network rooms where continuous, clean power is a requirement rather than a convenience. Replacing the cartridge on schedule, rather than waiting for a failure alarm, helps avoid an unplanned outage during a live meeting or broadcast event where the connected UPS is the last line of defense against a utility interruption.

Key Features

• Direct Fit for SUINT1500LCD2U — Engineered specifically for Tripp Lite's SmartOnline SUINT1500LCD2U double-conversion UPS system.
• 36V DC System Voltage — Contains three 12V, 9Ah sealed lead-acid batteries wired to match the UPS battery bus requirement.
• Sealed Lead-Acid Construction — Maintenance-free design requires no watering or special ventilation.
• 18-Month Limited Warranty — Covers the replacement cartridge against manufacturing defects.
• Typical 3-5 Year Service Life — Expected battery lifespan under normal operating conditions, varying with ambient temperature and discharge frequency.

Typical Applications

• Conference room and boardroom AV racks protected by a SmartOnline double-conversion UPS
• Government space equipment rooms requiring continuous clean power for AV and network gear
• Broadcast studio auxiliary equipment protected against utility power irregularities

Technical Specifications

Frequently Asked Questions

Is the RBC36S compatible with any UPS besides the SUINT1500LCD2U?

The RBC36S is engineered specifically for the SUINT1500LCD2U SmartOnline UPS. Confirm your exact UPS model number before ordering, as battery cartridges are not interchangeable across different UPS models even within the same product line.

How often should this battery be replaced?

Typical service life is three to five years depending on operating temperature and discharge frequency; UPS units generally report a battery replacement alert when performance degrades below a usable threshold.

Does replacing the battery require powering down connected AV equipment?

Battery replacement on the SUINT1500LCD2U should follow the manufacturer's documented procedure; contact Creation Networks for guidance on minimizing downtime for connected equipment during the swap.

What warranty comes with the RBC36S?

The cartridge carries an 18-month limited warranty covering manufacturing defects.

Why does a double-conversion UPS need more frequent battery replacement than a line-interactive UPS?

Double-conversion topology continuously regenerates output power from the battery rather than passing utility power through directly, which places more consistent demand on the battery pack and can shorten replacement intervals compared to line-interactive designs.

Can Creation Networks help confirm compatibility before I order?

Yes. Contact Creation Networks with your UPS model and serial number to confirm the RBC36S is the correct replacement cartridge for your system.