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The Power Behind a Clearer, Deeper Insight
Hanery is a leading B2B manufacturer of durable, high-density, and reliable polymer lithium-ion batteries for handheld diagnostic and inspection instruments. From thermal imagers to borescopes and environmental meters, we engineer the robust power systems that deliver accurate readings and all-day performance in the toughest field conditions.
Safety
Low Self-Discharge
Long Lifespan
Lightweight
Your Expert Diagnostic Instrument Battery Manufacturer in China
For instruments where data integrity is critical, partner with a battery manufacturer that delivers unwavering power and durability.
Job-Site Durability
We build battery packs with impact-resistant housings and robust construction to survive drops, vibrations, and harsh environments.
All-Day Performance
Our high-energy-density cells are engineered to power screens, sensors, and processors for a full work shift.
Stable Power for Accuracy
We provide a consistent voltage platform, ensuring the reliability and accuracy of sensitive electronic sensors.
Intelligent Fuel Gauging
Smart BMS with accurate state-of-charge reporting, so professionals always know their remaining runtime.
Wide Temperature Range
Reliable operation in a wide range of industrial and field environments, from cold storage to hot mechanical rooms.
Certified Safety & Reliability
Rigorously tested to meet the highest international safety standards for professional-grade equipment.

Custom Diagnostic Instrument Batteries as Your B2B Supplier
Hanery is your specialist partner for custom polymer battery packs, meticulously engineered for the demanding world of professional diagnostic and inspection instruments. We understand that the battery is the foundation of the instrument’s reliability; an unstable power source can compromise critical data. Our expertise lies in creating rugged, long-lasting power systems that deliver stable, consistent energy, ensuring your instrument provides accurate insights, every time.
Wholesale Diagnostic & Inspection Instrument Battery Capabilities
We provide custom power solutions for a wide spectrum of portable testing and inspection devices.

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Is Unreliable Power Compromising Your Instrument's Accuracy?
Don’t let your battery be the weak link. We engineer power solutions for stable, consistent sensor performance from 100% to 1%.
Customized Options for Your Diagnostic Instrument Batteries
We engineer every detail for field-ready durability and precision.
Rugged, Impact-Resistant Housing
We design and manufacture durable, often overmolded or glass-filled polymer, enclosures that can withstand drops and impacts.
Stable Discharge Chemistry
We select cell chemistries that offer a flat, consistent voltage profile, crucial for sensor and display accuracy.
Intelligent BMS with Fuel Gauge
We integrate a smart BMS with accurate state-of-charge reporting and safety protections calibrated for professional use.
Custom Form Factors for Ergonomics
We design battery packs that integrate seamlessly into your instrument, optimizing balance and handling for the user.
Chemical & Dust Resistant Design
We can design the pack's housing and seals to resist common industrial chemicals, dust, and moisture (IP rating).
High-Reliability Connectors
We use secure, high-mating-cycle connectors to ensure a flawless connection in harsh environments.
Get Your Batteries in Bulk, Step-by-Step
In-Depth Consultation & Risk Analysis
We analyze your instrument's power profile (peak/continuous), use environment, and durability targets.
System Design & DHF Support
We provide a comprehensive proposal with 3D models and can provide documentation to support your Design History File (DHF).
Prototyping & V&V Testing
We produce robust prototypes for your Design Verification and Validation (V&V) testing.
Certification Management & Approval
We manage the entire IEC 62133 and UN38.3 certification process and receive your final approval.
Controlled Mass Production
Your bulk order is manufactured under strict process controls (SPC) and quality checks.
Global Logistics & Lot Traceability
We manage the compliant shipping process, ensuring full lot traceability for every delivery.
FAQ for Diagnostic & Inspection Instrument Batteries
A: We design our packs for extreme durability. We use impact-resistant polymers for the housing, internal shock-absorbing structures, and can design for specific drop-test requirements (e.g., 2 meters onto concrete).
A: We use a combination of selecting a specific cell chemistry known for its flat discharge curve and an intelligent BMS that provides regulated power output. This is critical for preventing measurement drift and ensuring accuracy.
A: For a new custom design, our MOQ typically starts at 50,000 to 100,000 units, depending on the complexity of the housing and electronics.
A: While the final IP rating is determined by the end-device, we can design the battery pack with hermetic sealing, waterproof connectors, and robust gaskets to be a key component in your IP67-rated instrument.
A: Our professional instrument batteries are designed for a long service life, typically specified to retain high capacity after 500-800+ charge cycles.
A: Given the complexity of the custom housing and BMS, the lead time for the first batch of functional prototypes is typically 7-9 weeks.
A: Very accurate. We integrate an intelligent BMS with a coulomb-counting fuel gauge that provides precise, real-time state-of-charge information, so a technician always knows how much inspection time is left.
A: Yes, we specialize in designing user-replaceable battery packs with robust, easy-to-use latching mechanisms and durable connectors for quick swapping.
A: Absolutely. We manage the entire certification process to ensure your battery pack meets all required standards for your target markets, including CE, UL 2054, IEC 62133, and UN38.3.
A: Please provide your instrument’s voltage, required runtime, continuous and peak power draw, dimensional constraints, any specific durability or IP rating requirements, and your estimated annual volume.