A Hand made charger for your Np-50 batteries, it has the smallest form factor of all NP-50 chargers currently on the market. (HxWxL) 4.92 x 11.4 x 6.4 cm.
You can easily take it with you on smaller projects and will function all around the world with an appropriate power plug. (Charger does not come with a IEC plug because of this)

• Charges 8 NP-50’s Simultaneous.
• Over sized Converter that can supply up to 2.5 times the current required, to run cooler and increase reliability.
• Matched Charging chips within 1% accuracy. (all pcb’s are tested manually). 4.16-4.24 volt with a bias towards the lower end to achieve longer battery life.
• Swiss made gold plated spring loaded battery contacts.
• External power supply from a well known brand (Meanwell)
• Passive cooling.
• A reset/on off switch with protection so you cant bump it by accident.
• Ability to be fed by a DC power source between 12-32 volts DC (Cart battery a Car, or a laptop brick)
• Weight ~500 grams. (excluding power supply)
• Dual LED : On each side of the slot, green or a red LED so you can see witch slot is charging more clearly, without being able to see the different colors.

Power supply specifications

Charger specification