Maxell ER17/33 3.6V 1600mAh Lithium Battery with RD029 Connector
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Prices updated: 14 Oct 2026
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About this product
Maxell ER17/33 is a 3.6V lithium primary battery rated 1600mAh, supplied with wire leads and an RD029 connector. Its size of about 17 x 33 mm is typical for backup power in industrial control equipment such as CNC controllers and PLC logic systems.
Specifications
- Voltage
- 3.6V
- Capacity
- 1600mAh
- Chemistry
- Lithium
- Size
- About 17 x 33 mm (0.68 in dia x 1.32 in tall)
- Termination
- Wire leads with RD029 connector
- Battery type
- Primary (non-rechargeable)
Frequently asked questions
Can this battery be recharged?
No. ER-series lithium cells are primary batteries and are not designed to be recharged. Do not attempt to charge them.
How do I connect it to my device?
Connect the RD029 connector to a matching socket and check polarity against your device's documentation before powering up.
