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SLA Replacement Batteries

LiFePO4 Batteries for SLA Replacement Projects

Explore Surlon Power LiFePO4 battery packs for projects considering a sealed lead-acid (SLA) battery replacement. Start with your equipment requirements and the exact product specification, not just the nominal voltage or case size. A replacement needs review of the electrical system, charger, installation and operating conditions.

What to Check Before Replacing a Lead-Acid Battery

  • Voltage and load: provide the equipment operating voltage range, continuous current, peak current and peak duration. Confirm the pack limits and equipment cutoff settings.
  • Charger compatibility: identify the charger model, output voltage, current and charge profile. Do not assume a lead-acid charger or its equalization settings are suitable for a LiFePO4 battery; obtain approval for the proposed charger and battery combination.
  • Mechanical fit: compare the actual dimensions, mounting, weight, terminal position, polarity, cable connection and installation clearance. A similar case or group-size label is not proof of a complete drop-in fit.
  • System integration: review battery gauges, communication, inverter or controller requirements and any standby or backup charging mode.
  • Pack connections: confirm whether series or parallel connection is permitted for the exact model, and obtain the approved configuration and installation instructions before connecting packs.
  • Environment: specify charging, operating and storage temperatures, moisture exposure and ventilation or enclosure requirements.

Compare Performance Using Model-Specific Evidence

Ask for the proposed battery's usable energy under your load, discharge limits, charging limits and BMS functions. Evaluate runtime with the actual equipment. If cycle-life data is provided, check the test conditions, including depth of discharge, temperature, current and end-of-life criterion; do not assume a fixed lifespan multiplier over lead-acid.

Agree on sample acceptance tests and installation checks before a fleet or production change. Review the model's maintenance instructions, including terminal and cable inspection, even if electrolyte watering is not required.

Prepare Your Replacement Battery Inquiry

Send the existing battery label and specification, equipment model, charger details, available space, load profile, target runtime and expected quantity. For European or North American projects, include the destination country and required documentation, and request confirmation that available reports apply to the exact battery configuration.

Use the OEM battery RFQ checklist, read our battery pack FAQ, or review the custom lithium battery pack service if an existing configuration does not fit.

Request a LiFePO4 SLA replacement battery quotation. Confirm compatibility, sample availability, MOQ, validation scope and lead time for your project before ordering.

REQUEST A BATTERY QUOTE

Tell us about your equipment and battery requirements. Share the details you know, and our team can discuss the next steps for your project.
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