Sonnenschein 4V Faston F1 Sealed Lead Acid Battery, 3.5Ah

The Sonnenschein A500 series 3.5Ah lead-acid battery has a nominal voltage of 4V. It has a lead-acid chemical composition with the Faston F1 terminals. The battery has a grid plate construction with a high-quality lead-calcium alloy. It is specially designed for enhanced energy density.
Note:
Stock no 200-1409 is fitted with DIN 72311 (vehicle battery type) tapered terminal posts. For suitable terminals see stock no. 509-7627 and range.
Warning:
Do not charge in a sealed enclosure!

Battery completely maintenance free (electrolyte fixed in dry fit gel form)
Designed for ease of handling
Superior cycling performance
High energy density and very low gassing
Long service life of 6 years (minimum)
Shelf life of 2 years at 20°C
Short recharging time
Trouble-free transportation
Completely recyclable: low CO2 footprint
Operating temperature ranging between -30°C and 50°C

Telecommunication systems
UPS
Emergency lighting
Security
Railway applications

IEC 60896-21/-22
ISO 9001
UL approved