What are the alternatives to the Rome Tech CR2032 CMOS Battery for Dell Latitude E5400, E5410, E6400 | E6400…?

Rome Tech CR2032 CMOS Battery for Dell Latitude E5400, E5410, E6400 | E6400… competes with other Tools & Maintenance products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full Tools & Maintenance category for alternatives.

Rome Tech

Rome Tech CR2032 CMOS Battery for Dell Latitude E5400, E5410, E6400 | E6400 ATG, E6410 Laptop BIOS CR2032 with 3 Pin Wire Cable

Name: Rome Tech CR2032 CMOS Battery for Dell Latitude E5400, E5410, E6400 | E6400 ATG, E6410 Laptop BIOS CR2032 with 3 Pin Wire Cable
Brand: Rome Tech
SKU: B08HB752JK
Price: 9.89 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$9.89

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*Price sourced from Amazon.com. Price and availability subject to change.

Bottom line: The Rome Tech CR2032 CMOS Battery for Dell Latitude E5400, E5410, E6400 | E6400 ATG, E6410 Laptop BIOS CR2032 with 3 Pin Wire Cable is a niche pick — read recent reviews before buying in the tools & maintenance category, priced around $9.89. Compare close alternatives before committing.

SpecPicks Verdict

SpecPicks scored Rome Tech CR2032 CMOS Battery for Dell Latitude E5400, E5410, E6400… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the tools & maintenance category. Rome Tech's tools & maintenance lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for tools & maintenance: PC towers accumulate significant dust in 3–6 months, so cleaning frequency drives cordless vs. canned-air tradeoff decisions. Match the device's RPM or CFM rating to your case size, and confirm battery runtime covers a full tower cleaning before ordering. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by Rome Tech's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Check battery runtime and RPM/CFM specs match your case size and cleaning frequency
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

Rome Tech CMOS Battery best suits to replace your broken or non-working old BIOS Dell Laptop battery replacement - we provide premium quality only
CR2032 CMOS battery COMPATIBLE with Dell Latitude E5400 / Dell Latitude E5410 / Dell Latitude E6400 / Dell Latitude E6400 ATG / Dell Latitude E6410 / Dell Latitude E6500 / Dell Latitude E6510 / Dell Vostro 1400 / Vostro 1700 / Latitude E4310 / Latitude E5420 / Latitude E5510
Enjoy extended reliability of the Dell Latitude E6440 battery and heat shrink of a high caliber - the CMOS Dell battery for Laptop will last you for a long time
The size of the DELL E6400 CMOS battery is extremely small - will fit in almost any electronic device requires 3V Battery connector with 3 pins and 3 wires
Quick and simple DELL Laptop Batteries installation takes only 10 minutes of your time. Try our customer service for resolving any issues during CMOS DELL Latitude 5400 Battery replacement

Full Specifications

Brand	Rome Tech
Voltage	3 Volts (AC)
Model Name	33REG3PNN2032S
Unit Count	1.0 Count
Reusability	Single Use
Model Number	CMOSRTB227
Battery Weight	3 Grams
Built-In Media	Battery
Antenna Location	Indoor
Battery Capacity	225 Milliamp Hours
Battery Cell Type	Lithium Ion
Number of Batteries	1 C batteries required.
Warranty Description	30 Days
Battery Cell Composition	Lithium Ion
Recommended Uses For Product	Indoor

Ready to buy?

Rome Tech CR2032 CMOS Battery for Dell Latitude E5400, E5410, E6400 | E6400 ATG, E6410 Laptop BIOS CR2032 with 3 Pin Wire Cable is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Price and availability subject to change.