Axiom 312-1387-AX Notebook Battery - 40 Wh Li-Ion Rechargeable - Compatible with Dell Inspiron 15 (3521) & Latitude 15 3000 Series (3540)
Business volume discounts
Technical guidance
Preparation & staging
QC · ON · AB · BC
Product Features
Product Overview
The Axiom 312-1387-AX is a direct replacement notebook battery engineered for Dell Inspiron 15 (3521) and Latitude 15 3000 Series (3540) laptops. This 40 Wh Lithium Ion battery pack restores full portable operation with reliable rechargeable performance.
Designed as a proprietary form factor replacement, it matches the original battery's physical dimensions and electrical specifications. The battery carries a one-year limited warranty and meets WEEE and RoHS environmental compliance standards.
Relevant factors for this section include Application/Usage, Battery Rechargeable, Battery Size, Compatible to OEM Part Number. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
In practical terms, this overview should help a buyer understand what the product is, the type of environment it suits, and the core reasons it may be chosen over a more generic alternative. That context is especially useful for business purchasing, where fit, consistency, and ease of use usually matter as much as individual specifications.
Technical Overview
This battery utilizes a 4-cell Lithium Ion (Li-Ion) configuration to deliver 40 watt-hours of energy capacity. The rechargeable design supports repeated charge cycles, extending the usable life of compatible Dell notebooks.
The proprietary battery size ensures a precise fit within the laptop chassis, maintaining the original footprint and weight profile. Environmental certifications include compliance with the Waste Electrical and Electronic Equipment Directive (WEEE) and Restriction of Hazardous Substances (RoHS).
Relevant factors for this section include Application/Usage, Battery Rechargeable, Battery Size, Compatible to OEM Part Number. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
A strong technical summary explains how the product's interfaces, hardware profile, and operating characteristics work together in real deployment. Buyers often need this context to confirm compatibility with existing devices, expected performance in daily use, and whether installation will be straightforward for IT staff or end users.
Key Product Advantages
The Axiom replacement battery provides a cost-effective solution for extending notebook service life without replacing the entire device. Its compatible design eliminates compatibility concerns for specific Dell models.
These strengths make the product easier to deploy and manage in real environments, especially where reliability, usability, and day-to-day operational continuity matter. Notable benefits include Direct Compatibility, Environmental Compliance.
Direct Compatibility
Engineered as a direct replacement for Dell OEM part number 312-1387, ensuring electrical and mechanical compatibility with Inspiron 15 (3521) and Latitude 15 3000 Series (3540) notebooks.
- Matches original specifications
- Proprietary form factor
- No modification required
Environmental Compliance
Manufactured with compliance to WEEE and RoHS directives, reducing environmental impact through responsible materials and end-of-life handling.
- WEEE compliant
- RoHS compliant
- Environmentally friendly design
Deployment / Use Cases
This battery serves as a replacement for aging or failed original batteries in Dell business and consumer notebooks. It restores portable operation for users who rely on their laptops for daily productivity.
Typical deployment scenarios include IT departments maintaining fleet laptops, individual users extending device lifespan, and repair shops offering battery replacement services. The battery is particularly valuable when original manufacturer batteries are discontinued or cost-prohibitive.
Relevant factors for this section include Application/Usage, Battery Rechargeable, Battery Size, Compatible to OEM Part Number. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Deployment planning benefits from clear examples of where the product fits best, how it may be installed or used, and which business scenarios it supports most naturally. This helps teams judge whether the product belongs at a fixed desk, in a shared workspace, in a meeting area, or as part of a broader managed device rollout.
Highlights
- 40 Wh Lithium Ion rechargeable battery for notebook computers
- Direct replacement for Dell OEM part number 312-1387
- Compatible with Dell Inspiron 15 (3521) and Latitude 15 3000 Series (3540) notebooks
- 4-cell configuration for balanced energy density and weight
- Proprietary battery size ensures precise fit
- Rechargeable design supports multiple use cycles
- Environmentally friendly with WEEE and RoHS compliance
- Backed by a 1-year limited warranty
Specifications
| Specifications | |
|---|---|
| Manufacturer | Axiom Memory Solutions |
| Manufacturer Part Number | 312-1387-AX |
| Brand Name | Axiom |
| Product Name | Battery |
| Product Type | Battery |
| Battery Information | |
| Application/Usage | Notebook |
| Battery Rechargeable | Yes |
| Battery Size | Proprietary Battery Size |
| Battery Chemistry | Lithium Ion (Li-Ion) |
| Battery Energy | 40 Wh |
| Number of Cells | 4 |
| Miscellaneous | |
| Compatible to OEM Part Number | 312-1387 |
| Brand Compatibility | Dell |
| Compatibility | Dell Inspiron 15 (3521) Notebook Dell Latitude 15 3000 Series (3540) Notebook |
| Environmentally Friendly | Yes |
| Environmental Compliance | Waste Electrical and Electronic Equipment Directive (WEEE),Restriction of Hazardous Substances (RoHS) |
| Warranty | |
| Limited Warranty | 1 Year |
FAQ
What Dell notebook models is this battery compatible with?
This Axiom 312-1387-AX battery is specifically compatible with the Dell Inspiron 15 (3521) notebook and the Dell Latitude 15 3000 Series (3540) notebook. It serves as a direct replacement for the original Dell battery with part number 312-1387, ensuring proper electrical and physical fit for these models.
What is the energy capacity of this notebook battery?
The battery delivers 40 watt-hours (Wh) of energy capacity. This measurement indicates the total energy the battery can store and deliver to power compatible Dell notebooks during use between charges.
What type of battery chemistry does this product use?
This battery utilizes Lithium Ion (Li-Ion) chemistry. Lithium Ion batteries offer high energy density, reliable rechargeable performance, and are commonly used in modern portable electronics including notebooks.
Is this battery rechargeable and how many cells does it contain?
Yes, this is a rechargeable battery designed for multiple charge cycles. It contains 4 individual battery cells configured to deliver the 40 Wh capacity while maintaining the physical profile required for compatible Dell notebooks.
What environmental standards does this battery comply with?
The battery complies with the Waste Electrical and Electronic Equipment Directive (WEEE) and the Restriction of Hazardous Substances (RoHS). These standards ensure responsible material usage and end-of-life handling to minimize environmental impact.
What warranty coverage comes with this replacement battery?
Axiom provides a 1-year limited warranty for this notebook battery. This warranty covers manufacturing defects and ensures quality assurance for the replacement battery's performance during normal use in compatible Dell notebooks.