Alternatives to Tianqiu CR1220
Tianqiu CR1220 and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
 CR1220Tianqiu |  CR1220Panasonic Energy | CR1220Murata Electronics | +3more | |
|---|---|---|---|---|
| FFF Compatibility | Standard CR1220 coin cell footprint designed to fit standard battery holders with identical pressure contact areas.Identical physical dimensions of 12.5mm diameter and 2.0mm height.Matches the 3V nominal voltage and 35 mAh capacity utilizing the same Lithium Manganese Dioxide chemistry. | Standard CR1220 coin cell packaging compatible with all standard 1220 holders.Matches the standard 12.5mm diameter and 2.0mm height specifications.Matches the 3V chemistry with a slightly higher capacity of 40 mAh, which extends battery life. | ||
 AI Summary | CR1220 by Tianqiu: Lithium Manganese Dioxide 3 V Battery Non-Rechargeable (Primary). | This is a direct, premium drop-in replacement from Panasonic matching all electrical and mechanical specifications of the original Tianqiu battery. It provides reliable 3V power with an identical 35 mAh capacity.
| Murata's CR1220 offers a premium alternative with a higher nominal capacity of 40 mAh, providing extended runtime in the same standard footprint. It is completely compatible with standard 1220 battery holders.
| |
| Lifecycle Status | Active | Active | Last time buy | |
| Market Availability | Non-stock | In stock | In stock | |
| REACH | REACH | REACH | REACH | |
| RoHS | Unknown | RoHS | RoHS | |
| Description | Lithium Manganese Dioxide 3 V Battery Non-Rechargeable (Primary) | Coin, 12.5mm Lithium Manganese Dioxide 3 V Battery Non-Rechargeable (Primary) | Coin, 12.5mm Lithium Manganese Dioxide 3 V Battery Non-Rechargeable (Primary) | |
| Manufacturer | Tianqiu | Panasonic Energy | Murata Electronics | |
| Type | Batteries Non-Rechargeable (Primary) | Batteries Non-Rechargeable (Primary) | Batteries Non-Rechargeable (Primary) | |
| Datasheet | Open | Open | Open | |
| Lead Time | 7 days | 22 weeks | 39 weeks | |
| Country of Origin | - | - | - | |
| Export Control Class Number | 3A001 | EAR99 | EAR99 | |
| HTSUS Code | 8506.40.1000 | - | - | |
| Moisture Sensitivity Level | 1 (Unlimited) | - | - | |
| Capacity | 35mAh | - | - | |
| Voltage - Rated | 3 V | - | - | |
| Size / Dimension | 0.49" Dia x 0.08" H (12.5mm x 2.0mm) | - | - | |
| Battery Chemistry | Lithium Manganese Dioxide | - | - |
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Frequently asked questions
Yes. The Tianqiu CR1220 is active and in production. The parts listed here are qualified equivalents if you need a second source or better availability.
The closest qualified second sources for the Tianqiu CR1220 are the CR1220 (Panasonic Energy) and the CR1220 (Murata Electronics), out of 5 matched alternatives in total. Each is compared against the original on fit, form and function in the table above.
Not always. The alternatives to the CR1220 are matched on function but can differ in package, pinout or a key parameter, so review the fit/form/function notes in the table and the datasheet before designing one in.
The CR1220 (Tianqiu) is a part in the Batteries Non-Rechargeable (Primary) category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
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