CR2025PH 3V 165mAh Lithium Manganese Dioxide Battery
- Omnergy
- China
- 15 days
- 1000 million per year
Wholesale CR2025PH 3V 165mAh lithium coin cells. Engineered with 'PH' high-capacity chemistry and an ultra-wide -20°C to 70°C thermal range for premium automotive smart keys.
CR2025PH 3V 165mAh Lithium Manganese Dioxide Battery: The Gold Standard in Automotive Proximity Power
Overcoming the Silent Killer of Modern Smart Keys: Signal Dropout
As vehicles transition to bidirectional Passive Entry Passive Start (PEPS) systems, your car key is constantly talking to your car. This constant background communication requires sudden, aggressive pulse currents to transmit rolling security codes. When standard commercial coin cells face these high-drain pulses, their voltage dips, causing delayed unlocking, dashboard battery warnings, or total signal dropout.
The CR2025PH eliminates this vulnerability. The "PH" designation signifies our proprietary Power High (High Capacity) formulation. By cramming an extraordinary 165mAh into the industry-standard 20mm x 2.5mm blueprint, we give automotive remotes the stamina to punch through interference, winter freezes, and summer heatwaves.
Technical Specifications Matrix of CR2025PH 3V 165mAh lithium coin cells
| Parameter | Specification | Industrial Relevance for B2B Procurement |
| Model | CR2025PH (High Capacity) | High-performance, drop-in replacement for any standard CR2025 slot |
| Chemistry | Lithium Manganese Dioxide (Li/MnO2) | Heavy-metal free, flat voltage discharge, 10-year shelf life |
| Nominal Voltage | 3.0V | High operational voltage stability for crisp, long-range RF signals |
| Nominal Capacity | 165mAh | Outperforms standard 2025 cells (typically 150mAh) by up to 10% |
| Operating Temperature | -20°C to 70°C | True automotive-grade performance under severe climate exposure |
| Dimensions | 20.0mm (Diameter) × 2.5mm (Height) | Perfect dimensional calibration to eradicate rattle-induced contact loss |
PH Series High-Capacity Lithium-Manganese Button Cell Batteries
| Model | Nominal Voltage (V) | Nominal Capacity (mAh) | Nominal Current (mA) | Maximum Continuous Current (mA) | Maximum Pluse Current (mA) | Max Dimension (mm) | Weight (g) |
| CR1620PH | 3 | 80 | 0.1 | 4 | 10 | Φ16.0X2.0 | 1.3 |
| CR1632PH | 3 | 1 40 | 0.2 | 4 | 10 | Φ16.0X3.2 | 2.0 |
| CR2016PH | 3 | 85 | 0.1 | 6 | 10 | Φ20.0X1.6 | 2.0 |
| CR2025PH | 3 | 165 | 0.2 | 6 | 18 | Φ20.0X2.5 | 2.7 |
| CR2032PH | 3 | 245 | 0.2 | 6 | 18 | Φ20.0X3.2 | 3.2 |
| CR2050PH | 3 | 380 | 0.4 | 6 | 18 | Φ20.0X5.0 | 4.7 |
| CR2430PH | 3 | 300 | 0.2 | 8 | 28 | Φ24.5X3.0 | 4.5 |
| CR2450PH | 3 | 620 | 0.4 | 8 | 28 | Φ24.5X5.0 | 6.9 |
| CR3032PH | 3 | 550 | 0.4 | 10 | 35 | Φ30.0X3.2 | 6.9 |
| CR3832PH | 3 | 950 | 0.8 | 20 | 75 | Φ38.0X3.2 | 11.5 |
| CR2477PH | 3 | 1050 | 0.6 | 8 | 28 | Φ24.5X7.7 | 10.5 |
Strategic Value Pillars of 3V 165mAh Lithium Manganese Dioxide Battery
1. The "PH" 165mAh Power Advantage
While common off-the-shelf CR2025 cells hover around 145-150mAh, our PH engineering optimizes the inner active material density. This yields a massive 165mAh capacity. For your customers, this translates directly to fewer battery replacements and zero early-life low-voltage warnings on premium vehicle displays.
2. Automotive-Grade Thermal Hardening (-20°C to 70°C)
Car keys live an unpredictable life—dropped on frozen concrete or baked inside a glovebox under direct sunlight. The CR2025PH features a stabilized electrolyte solution that prevents the sluggish chemical kinetics caused by extreme cold, and resists internal pressure spikes caused by extreme heat.
3. Anti-Leakage Hermetic Shielding
Modern electronic keys are expensive investments. To safeguard internal PCBs, the CR2025PH is manufactured with a strict automated crimp-seal structure and a localized anti-oxidation layer. This ensures absolute protection against acid creeping or structural leakage over its entire operational lifecycle.
Primary Application Environments
Automotive Supply Chain: Luxury Proximity Keys, Remote Keyless Entry (RKE) transmitters, Passive Entry Passive Start (PEPS) systems, and car alarm controllers.
Smart Security & IoT: Ultra-thin asset trackers, Bluetooth® Low Energy (BLE) proximity beacons, and biometric access control cards.
Medical Equipment: Portable glucose monitors, electronic thermometers, and compact wearable patient-tracking patches.
Frequently Asked Questions
What does the "PH" indicate on the CR2025PH battery? The "PH" stands for Power High / High Capacity. It indicates that the battery utilizes an upgraded, high-density chemical formulation allowing it to achieve a 165mAh capacity, meaning it lasts significantly longer than standard commercial 150mAh CR2025 variants under heavy pulse-load conditions.
Why is the CR2025PH preferred for car keys over standard CR2025 cells? Standard cells lack the thermal endurance and pulse-current stability needed for modern smart keys. The CR2025PH is rated for automotive environments (-20°C to 70°C), preventing the voltage drops that lead to ignition connectivity failures or weak remote range.
Secure Your Wholesale Global Supply Chain
We are an established Tier-1 manufacturer and supplier of specialized micro-power solutions. We offer industrial bulk tray packaging (for assembly lines) and premium custom retail blister carding. All shipments are fully certified under UN38.3, MSDS, and global lithium battery safety standards.
