The Varta Mempac 2V150H 24V 150MA Print 22 VKB 55615 702 012 is a precision-engineered lithium coin cell designed for demanding backup and memory applications. This compact 2 volt primary cell combines stable voltage characteristics with a long shelf life, making it suitable for embedded systems that require reliable data retention.
Engineered to meet strict original equipment manufacturer specifications, this battery is often specified in industrial, automotive, and instrumentation environments where consistent performance is critical. Below is a detailed overview covering specifications, use cases, compatibility, and common user questions for the Varta Mempac 2V150H 24V 150MA Print 22 VKB 55615 702 012.
| Attribute | Specification | Relevance |
|---|---|---|
| Model Designation | 2V150H 24V 150MA Print 22 VKB 55615 702 012 | Identifies chemistry, voltage, capacity, and manufacturer part reference |
| Nominal Voltage | 2 V | Primary lithium chemistry with stable discharge platform |
| Capacity | 150 mAh | Typical capacity at specified discharge conditions |
| Application Context | 24 V system reference | Used in higher voltage modules where multiple cells or voltage conversion is employed |
| Package Print Code | 22 VKB 55615 702 012 | Traceability and lot identifier for OEM procurement and replacement |
Electrical Performance and Operating Conditions
Voltage and Capacity Characteristics
As a 2 V primary lithium cell, the Varta Mempac delivers a stable voltage profile that supports memory backup circuits and real-time clock modules. The 150 mAh capacity is optimized for low continuous current draws, enabling multi-year operation in standby applications where peak current demands are modest.
Temperature and Environmental Rating
These cells are typically qualified for harsh environments, with operational ranges that support both industrial storage conditions and in situ performance in equipment exposed to varying thermal loads. Users should verify specific derating curves when deploying in extended temperature scenarios to ensure data retention targets are met.
Physical Dimensions and Mounting Format
Compact Form Factor for Dense PCBs
The compact form factor of the Varta Mempac 2V150H allows dense placement on modern printed circuit boards where space is at a premium. Designers benefit from consistent solderability and robust terminal configuration that simplifies automated assembly processes.
Compatibility with VKB 55615 Chassis
Printed on the cell, the VKB 55615 reference aligns with specific hardware designs, ensuring mechanical and electrical fit within legacy and current generation modules. This reduces requalification efforts when performing component-level replacements or upgrades.
Use Cases and Application Fit
Embedded Memory Backup
Common in programmable logic controllers and edge devices, this battery provides reliable power to volatile memories during planned or unplanned power interruptions. Its stable discharge curve helps maintain data integrity over the product lifecycle.
Industrial and Automotive Electronics
Suitable for demanding OEM environments where vibration, temperature cycling, and long service intervals are expected, the cell meets industry standards for safety and performance. Procurement teams often prefer this model for standardized spares inventories due to its clear part numbering.
Procurement and Handling Recommendations
- Confirm part number match with print codes 22 VKB 55615 702 012 on both packaging and individual cells
- Store in a cool, dry location to preserve capacity and extend calendar life before deployment
- Validate voltage and capacity during receiving tests to prevent installation of out-of-spec units
- Document lot information in inventory systems to support traceability for quality audits
- Follow OEM guidelines for soldering and handling to avoid thermal damage to the cell
FAQ
Reader questions
What equipment typically uses the Varta Mempac 2V150H 24V 150MA Print 22 VKB 55615 702 012?
It is used in industrial controllers, metering equipment, automotive modules, and instrumentation where a stable 2 V lithium cell is required to back up memory and configuration data within a 24 V system design.
How can I verify the authenticity of a Varta Mempac 2V150H with print 22 VKB 55615 702 012?
Check the packaging for Varta branding, lot codes, and date codes, and cross-reference the part number with authorized distributor records. When possible, request certificate of conformance and perform incoming inspection to confirm capacity and voltage specifications.
What is the expected shelf life and storage condition for this battery?
Under recommended storage conditions, this lithium cell offers a long shelf life, often exceeding the ten-year threshold for retention of capacity. Maintain controlled temperature and humidity environments to minimize self-discharge and preserve electrochemical stability.
Can this cell be used as a direct replacement for other 24 V memory backup packs?
Verify the electrical and mechanical compatibility with the host system, including connector type, mounting height, and discharge characteristics, before substituting this cell into existing memory backup assemblies.