NiMH Battery News & Industry Insights

Certifying an Industrial Two-Way Radio and Its NiMH Pack: ETSI/RED Radio Standards, IP and MIL-STD Ruggedness, ATEX Intrinsic Safety and the IEC/UN Battery Evidence

2026-09-14

Certification roadmap for professional two-way radios with NiMH packs: the ETSI EN 300 086/296/113 radio standards and Radio Equipment Directive 2014/53/EU, IP67/68 ingress and MIL-STD-810 ruggedness, ATEX/IECEx intrinsic safety, and IEC 61951-2, IEC 62133-2 and UN 38.3 battery evidence.

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Designing a NiMH Pack for an Industrial Radio: High-Rate Cell Matching, Drop-In Mechanics, Multi-Shift Charging and Intrinsic-Safe Pack Construction

2026-09-14

NiMH pack design for professional two-way radios: matched high-rate cells for 1-2 A transmit pulses, welded interconnects and protection, drop-in replacement mechanics, capacity-versus-weight choice, multi-shift charging fleets, and intrinsic-safe pack construction for hazardous areas.

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The 5-5-90 Duty Cycle of an Industrial Two-Way Radio: Transmit Current Peaks, NiMH Replacement Packs and Why Low Impedance Holds the Channel

2026-09-14

The load profile of professional land-mobile and industrial two-way radios: the classic 5-5-90 transmit/receive/standby duty cycle, 1-2 A transmit current peaks, 7.2/7.5 V NiMH packs of 600-2600 mAh delivering 12-24 hour shifts, and the role of low internal resistance in holding the transmit rail.

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Certifying Handheld Test Instruments and Their NiMH Cells: IEC 61010-1 Categories, IP67 and Drop Ruggedness, Intrinsic Safety, and the IEC 61951-2/62133-2/UN 38.3 Battery Dossier

2026-09-14

Certification roadmap for handheld multimeters and portable NDT instruments with NiMH AA cells: IEC 61010-1 measurement categories, IEC 60529 ingress and IEC 60068 drop/tumble ruggedness, IEC 60079/ATEX intrinsic safety, plus IEC 61951-2, IEC 62133-2 and UN 38.3 battery evidence.

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Selecting Rechargeable NiMH AA Cells for Professional Meters and NDT Tools: Capacity Versus Impedance, Total Cost of Ownership and Charger/Fleet Design

2026-09-14

Selection and design guide for NiMH AA cells in professional multimeters and portable NDT instruments: capacity versus internal resistance, an honest NiMH/alkaline/lithium total-cost-of-ownership comparison, low-battery architecture for the 1.2 V plateau, low-self-discharge storage and maintenance-fleet charger design.

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The Load Profile of a Handheld Multimeter and Portable NDT Meter: True-RMS Sampling, Long-Duty Measurement and the Two-AA Energy Budget

2026-09-14

The electrical load profile of handheld digital multimeters and portable non-destructive-test instruments: true-RMS sampling and ADC duty, backlight and continuity bursts, the long shallow measurement current behind 200-800 hour battery life on two AA cells, and how chemistry choice shapes field reliability.

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Certifying RTU Back-Up Power: IEC 60870-5 and DNP3 Conformance, IEC 61850 and IEC 62351 Cybersecurity, IEC 61000 EMC and the IEC 61951-2/62133-2/UN 38.3 Battery Evidence

2026-09-14

Compliance and qualification roadmap for RTU back-up power: IEC 60870-5-101/104 and DNP3 conformance, IEC 61850 data modelling, IEC 62351-3 TLS cybersecurity, IEC 61000-6 EMC and IEC 60068 environmental tests, plus IEC 61951-2, IEC 62133-2 and UN 38.3 evidence for the NiMH pack.

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Designing NiMH Back-Up for an RTU Cabinet: Last-Gasp Reserve, 24/48 V Architecture, Peukert Sizing and an Honest Comparison with VRLA, Supercapacitors and Lithium

2026-09-14

NiMH back-up pack and charging design for RTUs and pole-mounted controllers: last-gasp reservoir, 24/48 V DC architecture, Peukert-aware autonomy sizing, temperature-adaptive charging, and an honest engineering comparison of NiMH against VRLA, supercapacitors and lithium.

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