$4.99
The Murata CR2430 3V Lithium Coin Cell Battery is a premium, Japanese-made replacement (formerly Sony CR2430) delivering reliable, high-capacity power for key fobs, watches, medical devices, calculators, fitness trackers, remotes, car keyless entry systems, glucometers, computer CMOS backup, toys, and other compact low-drain electronics.
This genuine Murata CR2430 features lithium manganese dioxide (Li-MnO₂) chemistry for outstanding energy density, stable 3V output, and a nominal capacity of 300mAh (typically 285-300mAh). With dimensions of 24.5mm diameter x 3.0mm height, lightweight design (~4.0-4.1g), extremely low self-discharge rate (less than 1% per year), up to 10-year shelf life, superior leakage resistance, and wide operating temperature range (-30°C to +70°C), it ensures consistent, long-lasting performance for personal everyday use and demanding professional/B2B applications.
Compatible replacements / cross-references include: DL2430, ECR2430, BR2430, KCR2430, KECR2430, KL2430, 5012LC, and equivalents.
Ideal for individual device replacements in household or medical settings, retail inventory stocking, or bulk procurement for repair services, automotive, healthcare, electronics manufacturing, and industrial businesses – the Murata CR2430 offers trusted Japanese quality, dependable voltage stability, and exceptional longevity.
Battery Joe Exclusive Services for Coin Cell Batteries (available in West Texas):
Search no further for top-rated CR2430 batteries, 3V lithium coin cells, Murata CR2430, key fob batteries CR2430, watch batteries CR2430, medical device batteries CR2430, DL2430 equivalents, ECR2430 replacements, BR2430 cross-reference, or bulk lithium coin cell batteries – choose Murata CR2430 from Battery Joe for superior performance and dedicated local support. Order your 1-pack today!
429 in stock
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Ship-to-Home:
Please note that ship-to-home options are unavailable for automotive, commercial, golf cart, industrial, and marine/RV batteries to ensure safe and compliant handling. However, you can still enjoy convenient local delivery or in-store pickup for online orders in these essential battery categories. In addition, we do not ship to Alaska or Hawaii at this time.
Battery Joe’s ship-to-home policy provides convenient delivery options to customers throughout all 48 contiguous states in the Continental United States.
Local Pickup:
Orders placed during business hours are typically ready within one hour and available for pickup up to 30-minutes before closing.
If your order is placed within the last hour of business, please call the store after placing your order to confirm it can be prepared in time.
Orders placed after hours will be ready for pickup the next business day.
Local Delivery:
Delivery times may vary based on order volume and location.
Orders placed within one hour of closing will be delivered the next business day.
| Attribute | Details |
|---|---|
| Product Name | Murata CR2430 3V Lithium Coin Cell Battery – 1 Pack (Formerly Sony) |
| Brand | Murata |
| Model / Part Number | CR2430 |
| Battery Type | Lithium Coin Cell (Primary, Non-Rechargeable) |
| Chemistry | Lithium Manganese Dioxide (Li-MnO₂) |
| Nominal Voltage | 3V |
| Nominal Capacity | 300 mAh (at 2.0V cutoff, standard discharge) |
| Standard Discharge Current | 0.2 mA |
| Dimensions | Diameter: 24.5 mm (0.965 in), Height: 3.0 mm (0.118 in) |
| Weight | Approximately 4.0–4.4 g |
| Pack Quantity | 1 Battery |
| Compatible/Replaces | DL2430, ECR2430, BR2430, and common equivalents (formerly manufactured by Sony, now Murata) |
| Common Applications | Key fobs, keyless entry remotes, watches, medical devices (e.g., thermometers, glucose monitors), calculators, small electronics, memory backup (RTC/SRAM), tire pressure monitors, remote controls, low-drain devices |
| Shelf Life | Up to 10 years (typical for lithium coin cells when stored properly at room temperature) |
| Operating Temperature | -30°C to +70°C |
| Key Features | High capacity and energy density for larger coin size, stable voltage output throughout discharge, premium Japanese Murata quality (reliable successor to Sony), excellent long-term reliability and low self-discharge (<1% per year), suitable for intermittent high-load or precision medical/low-drain applications, UL recognized (MH12566) |
| Note on Similar Models | Not interchangeable with CR2032 (smaller diameter: 20 mm, lower capacity: ~220 mAh) or CR2450 (thicker: 5.0 mm, higher capacity: ~600 mAh) – match exact size for secure fit and optimal performance |
| Weight | 0.1 lbs |
|---|---|
| Dimensions | 4 × 4 × 1 in |
| UPC | *LICB2430* |
| Additional Description 2 | SONY 3V LITHIUM WATCH COIN CEL |
| Category Code | LITHIUM |
| Internal ID | 3090 |
| Sub Category Code | COIN/WATCH |
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