UPDATE: The new Rolls S550 packs 28 more AH in a lighter package than the S530 it replaces!
Rolls Surrette S550 (S-550) Deep Cycle Batteries feature a high cycle life with thick, positive, battery plates and a large liquid reserve. Taller plates create a higher total capacity than the S430. Furthermore, Rolls Surrette takes the L-16H size battery to even higher levels by improving the overall capacity and service life. Heavier than the L-16H type, the model S550 (S-550) is a six volt battery with a capacity of 554 amp Hrs. @100 Hr. rate, 428 amp Hrs. @ 20 Hr. rate. The model S550 (S-550) is also unsurpassed in reliability. Connections are easy due to the thick lead alloy flag terminals for 5/16 in. bolts. The battery is packaged in a light weight structural molded container with lifting rope handles.
The Warranty for the S-550 (S550) battery is seven (7) years. The first 24 months is replacement. The next 60 months is prorated.
For a Single String S550 (S-550) AH Bank, you will need 2 of the S550 (S-550) for a 12 Volt System, 4 of the S550s for a 24 Volt System and 8 of the S550 (S-550) for a 48 Volt System. Each additional string will multiply the AH.
|Capacity @ 25 Amps||931 Minutes|
|Amp Hours / 100 hr||554 AH / 5.54 A|
|Amp Hours / 72 hr||524 AH / 7.28 A|
|Amp Hours / 50 hr||500 AH / 10.0 A|
|Amp Hours / 20 hr||428 AH / 21.40 A|
|Amp Hours / 5 hr||300 AH / 59.92 A|
|Length||12 1/2" (318 mm)|
|Width||7 1/8" (181 mm)|
|Height||16 3/4" (425 mm)|
|Weight||123 lbs (56 kg)|