Onelux NMH44TS/JST2 – 4.8V 4aH NiMH 2+2 Stick Emergency Lighting Battery

Cross referenced with other manufacturers part numbers:

BBL 4/400LAHT-C-C002M/M

Equipment that uses this battery:

RBF230/4/M3

If a connector is fitted please check that the plug is correct and that the red + lead is in the correct position. If any terminals are fitted then please check that the sizes of these are correct.

NIMH Batteries

NiMH (nickel-metal hydride) batteries are rechargeable power sources that use a hydrogen-absorbing alloy at the negative terminal and nickel oxide hydroxide at the positive terminal.

They offer higher energy density than older NiCd batteries and are more environmentally friendly, but they have a higher self-discharge rate than newer technologies like lithium-ion. NiMH batteries are commonly used in household electronics, cordless phones, and some hybrid vehicles.

How they work

During a discharge cycle, the negative electrode (metal hydride) releases stored hydrogen, and the positive electrode (nickel oxyhydroxide) absorbs hydroxide ions, generating electricity.

During a charge cycle, the process is reversed, with electrons flowing from the charger to the positive electrode and then to the negative electrode, storing energy.

Advantages

Higher capacity: Typically have two to three times the capacity of NiCd batteries.

Environmentally friendly: Contain fewer toxic elements than NiCd batteries, making them safer to dispose of and recycle.

Less prone to memory effect: Less sensitive to the memory effect than NiCd batteries.

Good performance: Can operate well at a wide range of temperatures and are efficient at high-rate discharges.

Disadvantages

Higher self-discharge: They lose their charge faster than some other battery types when not in use, though low self-discharge (LSD) versions are available.

Shorter lifespan: Generally have a shorter cycle life and lifespan compared to modern alternatives like lithium-ion batteries.

Susceptible to heat: High temperatures can degrade their performance and reduce their service life.

Lower energy density: Have lower energy density than lithium-ion batteries, limiting their use in high-performance or very compact devices.

Common Uses

Consumer Electronics: Remote controls, digital cameras, toys.
Tools: Cordless devices.
Automotive: Older hybrid electric vehicles.
Robotics & IT: Industrial applications.

Established in 2008 in the UK, One-LUX provides dependable and affordable lighting and energy saving solutions to the International lighting market.

Engaging with a variety of diverse sectors, our extensive product range can be found in emergency lighting, security systems, and the renewables industries.

One-LUX is a forward-thinking, customer-centric business – our customers are at the heart of everything we do, and innovation of the latest technologies are what we strive to deliver, whilst ensuring a unique and user-friendly solution.