Weijiang Power is a leading NiMH battery manufacturer in China that provides high-quality 9V NiMH rechargeable batteries at competitive prices. This 9V NiMH battery is widely used in smoke detectors, carbon monoxide detectors, alarm keypads, portable radios, and more.
Optimized Power Source for Professional Applications
Our 9V NiMH rechargeable battery is engineered to meet the power demands of professionals and distributors requiring dependable energy storage in a compact form factor. As a product from an established custom battery manufacturer, it serves industries needing consistent rechargeable nimh battery solutions that balance energy density and longevity. Target users include OEMs and system integrators demanding batteries with assured quality and compliance certifications. The paper card packing option facilitates streamlined handling and branding opportunities, appealing to battery pack suppliers seeking scalable supply with customization capabilities.
Technical Composition and Certified Performance Metrics
This rechargeable nimh battery features a 9-volt nominal voltage with a 300mAh capacity engineered for balanced charge retention and cycle life, conforming to FCC, RoHS, and CE certifications. The nickel-metal hydride chemistry provides a stable voltage profile appropriate for devices requiring frequent replacement or continuous operation. Packaging as a standard paper card supports environmentally conscious logistics while simplifying inventory management. Our manufacturing process, leveraging advanced cell assembly and quality control protocols, ensures product uniformity essential for integration into custom battery packs or turnkey energy modules offered by leading battery pack suppliers.
Integration in Safety and Consumer Electronics Systems
This nimh battery is often utilized in critical safety devices including smoke and carbon monoxide detectors, ensuring uninterrupted power and compliance with stringent regulatory standards. Additionally, the battery supports alarm keypads and portable handheld radios, meeting the durability and rechargeability requirements of backup and mobile power solutions. By aligning with operational workflow demands, it integrates seamlessly into device maintenance cycles and OEM packaging customizations. This product provides a cost-effective, reliable power source for industries focused on operational safety, IoT devices, and educational electronics development projects.
Product Advantages
Structural and Design Efficiency in Battery Production
From a design perspective, this 9V rechargeable nimh battery incorporates an optimized cell architecture allowing for compatibility with standard 9-volt sockets, simplifying replacement processes in OEM and consumer products. The inclusion of paper card packing underscores an environmentally responsible approach while facilitating custom branding by battery pack suppliers. The modular design philosophy further enables this rechargeable nimh battery to be integrated efficiently into bespoke custom battery packs or system solutions devised by custom battery manufacturers. Its standardized form factor ensures consistent mechanical and electrical interchangeability across various applications.
Enhanced Performance and User-Centric Reliability
The 300mAh rechargeable nimh battery demonstrates consistent output voltage with minimal self-discharge, enabling extended service intervals in safety-critical devices. Its rechargeability contributes to cost savings and environmental sustainability, aligning with procurement strategies emphasizing total cost of ownership and lifecycle efficiency. Ease of installation and compatibility with legacy 9V devices reduce downtime in maintenance scenarios, beneficial for battery pack suppliers supporting industrial clients. This combination of reliable, certified performance and user-oriented features provides significant operational value to system integrators and end-users requiring dependable power backup solutions.
Use Scenarios
Critical Application in Safety Monitoring Equipment
In the safety monitoring industry, smoke and carbon monoxide detectors require a continuous and reliable power source to ensure effective hazard detection and timely alerts. This 300mAh rechargeable nimh battery delivers a consistent voltage supply compatible with various smoke detector models. Its compliance with FCC, RoHS, and CE regulations guarantees device operational safety and environmental adherence. Integrated into maintenance workflows, the battery facilitates routine replacement protocols that maintain uninterrupted device functionality. As a standard offering from a trusted custom battery manufacturer, it supports distributors and service providers supplying certified, high-quality replacements.
Integration within Portable and Educational Electronics
This rechargeable nimh battery serves a vital role in portable handheld radios and DIY educational kits where durable and reusable power sources are essential. Its 9V form factor meets the dimensional and electrical requirements of prototype battery packs and small portable equipment. The rechargeable nature permits repeated cycle testing and cost-efficient operations in educational and experimental environments. Meanwhile, customized packaging options from battery pack suppliers accommodate branding and kit integration needs. This technical versatility assists engineers and educators in delivering reliable performance and sustainability through nimh battery technology suited for iterative development.
Professional 9V NiMH Battery paper cards Factory in China9V NiMH (Nickel-Metal Hydride) battery has a higher voltage than a standard AA NiMH battery or AAA battery’s voltage of 1.2V. We could manufacture 9V NiMH batteries with a capacity ranging from 175mAh to 300mAh. 9V rechargeable battery is commonly used in electronic devices that require higher voltage, like door alarms, motion detectors, electrical instruments, and more. If you are looking for 9V NiMH rechargeable batteries, Weijiang Power has rich experience in providing excellent NiMH battery solutions with technology advantages at wholesale prices. Free 9V NiMH battery samples are available from Weijiang.
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Key Features of 9V NiMH Rechargeable Battery:
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![]() 1.0C Rate Charging Curves of 9V NiMH battery |
![]() 0.1C/0.2C/0.5C/1.0C Rate Charging Curves of 9V NiMH battery |
![]() 0.2C/0.5C/1CRate Discharging Curves of 9V NiMH battery |
![]() Storage & self discharge Curves of 9V NiMH battery |

Specification for NiMH Batteries: |
| The below NiMH batteries list is only for reference. Other NiMH batteries with different specifications are also available. Customized NiMH batteries and battery packs are available. Contact us for more detailed information. We have rich experience from battery concept to production seamlessly and on budget. |
| Format | Model | Size | Capacity(mAh) | Height(mm) | Diameter(mm) | Standard Charge Current(mA) | Standard Charge Time(h) | Rapid Charge Current(mA) | Rapid Charge Time(h) |
| A | 28A1200 | ⅔A | 1200 | 28.5 | 17.0 | 120 | 16 | 1200 | 1.2 |
| 43A1700 | ⅘A | 1700 | 43.0 | 17.0 | 170 | 16 | 850 | 2.4 | |
| 43A1800 | ⅘A | 1800 | 43.0 | 17.0 | 180 | 16 | 900 | 2.4 | |
| 50A2000 | A | 2000 | 50.0 | 17.0 | 200 | 16 | 1000 | 2.4 | |
| 50A2200 | A | 2200 | 50.0 | 17.0 | 220 | 16 | 1100 | 2.4 | |
| 50A2300 | A | 2300 | 50.0 | 17.0 | 230 | 16 | 1500 | 2.4 | |
| 67A2800 | ⁷/₅A | 2800 | 67.0 | 17.0 | 280 | 16 | 1400 | 2.4 | |
| 67A3300 | ⁷/₅A | 3300 | 67.0 | 17.0 | 330 | 16 | 1650 | 2.4 | |
| 61A3500 | ⁷/₅A | 3500 | 67.0 | 17.0 | 350 | 16 | 1750 | 2.4 | |
| AA | 28AA650 | ⅔AA | 650 | 29.0 | 14.5 | 65 | 16 | 650 | 1.2 |
| 28AA750 | ⅔AA | 750 | 29.0 | 14.5 | 75 | 16 | 750 | 1.2 | |
| 43AAl100 | ⅘AA | 1100 | 43.0 | 14.5 | 110 | 16 | 1100 | 1.2 | |
| 43AAl200 | ⅘AA | 1200 | 43.0 | 14.5 | 120 | 16 | 1200 | 1.2 | |
| 50AAI300 | AA | 1300 | 50.5 | 14.5 | 130 | 16 | 1300 | 1.2 | |
| 50AAI500 | AA | 1500 | 50.5 | 14.5 | 150 | 16 | 1500 | 1.2 | |
| 50AAI600 | AA | 1600 | 50.5 | 14.5 | 160 | 16 | 800 | 2.4 | |
| 50AAI800 | AA | 1800 | 50.5 | 14.5 | 180 | 16 | 900 | 2.4 | |
| 50AAI2000 | AA | 2000 | 50.5 | 14.5 | 200 | 16 | 1000 | 2.4 | |
| 50AAI2200 | AA | 2200 | 50.5 | 14.5 | 220 | 16 | 1100 | 2.4 | |
| 50AAI2300 | AA | 2300 | 50.5 | 14.5 | 230 | 16 | 1150 | 2.4 | |
| AAA | 11AAA80 | ¼AAA | 80 | 11.5 | 10.5 | 8 | 16 | 80 | 1.2 |
| 15AAA120 | ⅓AAA | 120 | 15.0 | 10.5 | 12 | 16 | 120 | 1.2 | |
| 20AAA210 | ½AAA | 210 | 20.5 | 10.5 | 21 | 16 | 210 | 1.2 | |
| 28AAA300 | ⅔AAA | 300 | 28.0 | 10.5 | 30 | 16 | 300 | 1.2 | |
| 36AAA400 | ⅘AAA | 400 | 36.0 | 10.5 | 40 | 16 | 400 | 1.2 | |
| 44AAA600 | AAA | 600 | 44.5 | 10.5 | 60 | 16 | 600 | 1.2 | |
| 44AAA650 | AAA | 650 | 44.5 | 10.5 | 65 | 16 | 650 | 1.2 | |
| 44AAA700 | AAA | 700 | 44.5 | 10.5 | 70 | 16 | 700 | 1.2 | |
| 44AAA800 | AAA | 800 | 44.5 | 10.5 | 80 | 16 | 400 | 2.4 | |
| 44AAA850 | AAA | 850 | 44.5 | 10.5 | 85 | 16 | 425 | 2.4 | |
| 44AAA900 | AAA | 900 | 44.5 | 10.5 | 90 | 16 | 450 | 2.4 | |
| 50AAA800 | L-AAA | 800 | 50.0 | 10.5 | 80 | 16 | 400 | 2.4 | |
| 67AAA950 | LL-AAA | 850 | 67.0 | 10.5 | 95 | 16 | 950 | 1.2 | |
| SC | 43SC2500 | SC | 2500 | 43.0 | 22.5 | 250 | 16 | 1250 | 2.4 |
| 43SC2600 | SC | 2600 | 43.0 | 22.5 | 260 | 16 | 1300 | 2.4 | |
| 43SC2800 | SC | 2800 | 43.0 | 22.5 | 280 | 16 | 1400 | 2.4 | |
| 43SC3000 | SC | 3000 | 43.0 | 22.5 | 300 | 16 | 1500 | 2.4 | |
| 44SC3300 | SC | 3300 | 44.0 | 22.5 | 330 | 16 | 1650 | 2.4 | |
| C | 50C4000 | C | 4000 | 50.5 | 2.5 | 400 | 16 | 2000 | 2.4 |
| 50C5000 | C | 5000 | 50.5 | 2.5 | 500 | 16 | 2500 | 2.4 | |
| D | 6D8000 | D | 8000 | 60.5 | 32.5 | 800 | 16 | 1600 | 6.5 |
| 60D9000 | D | 9000 | 60.5 | 32.5 | 900 | 16 | 1800 | 6.5 | |
| 60D10000 | D | 10000 | 60.5 | 32.5 | 1000 | 16 | 2000 | 6.5 | |
| F | 90F11000 | F | 11000 | 90.5 | 32.5 | 1100 | 16 | 2200 | 6.5 |
| 90F13000 | F | 13000 | 90.5 | 32.5 | 1300 | 16 | 2600 | 6.5 |
| Get Free NiMH Battery Pack Samples | |||||||||
| Weijiang Power is an attractive option for businesses seeking high-quality batteries at affordable prices. Weijiang Power offers NiMH batteries in all sizes, including the AA NiMH battery, AAA NiMH battery, C NiMH battery, D NiMH battery, 9 V NiMH battery, and custom NiMH battery packs. Weijiang Power has invested in advanced technology to improve AAA NiMH battery performance and efficiency, producing NiMH batteries with longer lifespans, faster charging times, and better energy density. |
What customization options do you offer for your 9V NiMH rechargeable battery?
We provide comprehensive OEM and ODM services, including custom battery packs and packaging tailored to your brand requirements. Our flexible solutions support paper card packing and other custom designs to meet your industrial or commercial needs.
Are your 9V NiMH rechargeable batteries compliant with international standards?
Yes, all our 9V NiMH batteries meet strict certifications, including FCC, RoHS, and CE. We prioritize compliance to ensure that our products align with international safety and environmental regulations for peace of mind.
How should I maintain the 9V NiMH rechargeable battery for optimal performance?
We recommend regular charging cycles and proper storage conditions to maximize battery lifespan. Using our rechargeable NiMH battery within its operating specifications will ensure consistent power delivery for devices like smoke detectors or radios.
Can you supply larger volumes for industrial or bulk orders?
Absolutely. As a major battery pack supplier, we support scalable production capabilities to meet large or recurring orders. Our factory’s capacity and robust quality control processes guarantee reliable supply for your projects.



