Retra announces Supercharger battery pack for Retra Pro

Retra is accepting pre-orders for their Supercharger battery pack. Featuring double O ring seals, and a robust attachment mechanism, it reduces the Retra Pro Flash’s recycle time by about half and more than doubles the battery life.

In common with the Retra Flash, it uses 4 AA batteries.

The Supercharger for Retra Pro Flash is available for pre-order from Retra now, priced at €199.

Press release

Supercharge your Retra Flash

The new Retra Flash PRO and Prime are capable of much more with the new Supercharger.

Recycle time is reduced by more than 50% and autonomy is doubled.

By purchasing the Supercharger your Warranty for the Retra Flash Prime or PRO will be extended by 6 months.

Tech-spec highlights:

Recycle time at 40% power: ~0,7s*
Number of flashes at 50% power: 700+*
Complete assembly weight: 1150g*
*with Retra Flash PRO, 8x eneloop pro

Never miss a shot with the Supercharger. The shortened recycle time will ensure that more images are illuminated during rapid photo sequences.

The most powerful underwater optical snoot combined with the Retra Flash and Supercharger. The ultimate “snooting” setup.

The Supercharger works with additional 4xAA batteries for a total of 8x AA batteries to power your Retra Flash PRO or Prime.

The voltage of the battery compartment is doubled and the recycle time is reduced by more than 50% due to the higher efficiency of energy transfer.

Double o-ring sealing on all surfaces and a super robust mounting system.

The Supercharger is designed with extra care to the sealing surfaces ensuring peace of mind during usage in the field.

Once mounted, the Supercharger is very compact and the construction is robust. The photographer can hold onto the Supercharger when adjusting the flashgun underwater.


Function Retra Flash PRO With Supercharger
Recycle time to 40% power: ~1,5 s ~0,7 s
Recycle time to 80% power: ~3 s ~1,5 s
Flashes at full power: 150+ 350+
Flashes at half power: 300+ 700+

Find out more and pre-order.