UPS battery Sealed Lead Acid VRLA APC E3SBTH4

High-capacity battery string designed for use with APC Easy UPS 3S systems that have internal battery slots or with the Easy UPS 3S Empty Modular Battery Cabinet (E3SXR6). The E3SBTH4 battery string contains four sealed lead acid (VRLA) 9 Ah battery modules and is supplied as a single assembly to expand runtime and maintain uninterrupted power for connected equipment.

Advantages

The APC E3SBTH4 uses Sealed Lead Acid (VRLA) technology and comes as a set of four 9 Ah modules, offering a compact, factory-assembled solution for extending UPS runtime. The assembly is RoHS- and REACH-compliant and is provided in a stainless steel-coloured enclosure. With a total mass of 27 kg and standard rack-compatible dimensions (428 mm width, 157 mm height), it is suitable for integration into Easy UPS 3S systems or the E3SXR6 battery cabinet.

Suitable for

• Extending runtime of APC Easy UPS 3S units with internal battery slots
• Installation in Easy UPS 3S Empty Modular Battery Cabinet (E3SXR6)
• Protecting critical IT and network equipment against short-term power interruptions

Key specifications

• Model: APC E3SBTH4
• Battery technology: Sealed Lead Acid (VRLA)
• Capacity per module: 9 Ah
• Number of battery modules: 4
• Total weight: 27 kg
• Dimensions (W × H): 428 mm × 157 mm
• Product colour: Stainless steel
• Compliance: RoHS, REACH
• MPN: E3SBTH4
• EAN: 0731304343882

How to use

Install the battery string into the Easy UPS 3S unit following APC's installation instructions for battery replacement or expansion, or mount it into the E3SXR6 Empty Modular Battery Cabinet as specified by the cabinet manual. Ensure the UPS is powered down or in the correct maintenance mode before connecting the battery assembly. Verify connectors are secure and perform recommended initial charging or runtime tests according to the UPS documentation.

Recommendations

Store and handle the battery string in a cool, dry area and follow APC safety and disposal guidelines for VRLA batteries. For optimal performance, install the battery assembly in a compatible Easy UPS 3S chassis or the specified modular cabinet and schedule periodic runtime checks and battery health inspections per APC maintenance recommendations.