Lithium Coin Cells (3V) reference
ML2032
Battery equivalent chart, replacements, and specs
ML2032 aliases and equivalent names
Common search labels and closely related markings include VL2032. Packaging conventions vary, so confirm the compatibility grade, voltage, chemistry, and dimensions shown below before replacing the battery.
Voltage
3 V
Chemistry
LiMnO2
Capacity
60–70 mAh
Size
20×3.2 mm
ML203220 × 3.2 mm
Safety: Do not install ML2032 in place of primary CR2032 unless the device is designed to recharge it.
Do not use
Not Compatible- VL2032 — Vanadium-lithium rechargeable variant
- CR2032 — Primary cell — different charge behavior
Technical data
Specifications
| Specification | Value |
|---|---|
| IEC / Common Code | ML2032 |
| Chemistry | LiMnO2 |
| Nominal Voltage | 3 V |
| Capacity | 60–70 mAh |
| Cutoff Voltage | ~2 V |
| Dimensions (D × H) | 20 × 3.2 mm |
| Polarity / Activation | Rechargeable manganese-lithium — only for circuits with charge control. |
Typical applications
- Rechargeable backup RTC
- Solar-assisted sensors
- Specialized PCBs
Applications
Replacement Compatibility
Primary CR2032 must not be charged; ML2032 must not replace CR2032 in non-charging holders without design review
Side-by-side comparisons
Frequently Asked Questions
Is ML2032 the same as CR2032?
Same size, different product class. ML2032 is rechargeable and lower capacity; CR2032 is a primary cell.
Should I always trust cross-reference charts?
Use this guide as a starting point, then confirm with your device manual or manufacturer. Voltage, chemistry, and physical fit must all match for safe operation.
Related Batteries
Review record and primary sources
Reviewed by PlainBattery Technical Review Desk on 2026-08-25. Checked: model and alias mapping, nominal voltage and chemistry, physical dimensions, capacity range and replacement warnings.
- Lithium Technical Handbook: CR Coin-Type Batteries — Panasonic Energy, 2020 handbook (2020). CR/BR dimensions, nominal voltage, capacity, discharge and temperature characteristics.
Revision record: source citations and field-level review scope added September 11, 2026. See our sources and methodology and corrections policy.
Selection notes
Only buy ML/VL cells when your schematic includes proper charge limiting.
Last verified Aug 25, 2026. Always confirm voltage, chemistry, and dimensions with the device manufacturer before replacing any battery.