OPTIMA RedTop RT S-3.7 12V 44Ah 730A L+

Name: OPTIMA RedTop RT S-3.7 12V 44Ah 730A L+
Brand: OPTIMA Batteries
SKU: O820255000
Price: 350.30 EUR
Availability: OutOfStock

Pure starting battery delivering OPTIMA's strongest cranking burst for reliable engine starts. Maintenance-free AGM SpiralCell — spill-proof and highly vibration-resistant.

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Reference: O820255000

EAN: 4016987113554

Frequently bought together

Pure starting battery delivering OPTIMA's strongest cranking burst for reliable engine starts. Maintenance-free AGM SpiralCell — spill-proof and highly vibration-resistant.

Brand: OPTIMA
Series: RedTop
Model: RT S-3.7
Type: Starting
Voltage: 12 V
Capacity: 44 Ah
Cold cranking (CCA): 730 A
Polarity: L+
Terminals: Standard terminal
Dimensions (L×W×H): 237 × 171 × 197 mm
Weight: 15.64 kg
Maintenance-free
Breather on the top
Intended use: Passenger cars & light commercial vehicles (PKW/LCV)

About this battery
OPTIMA RedTop is a pure starting battery — it delivers the strongest cranking burst for reliable engine starts. Best for standard vehicles with a healthy alternator and normal electrical load; it is not designed for repeated deep discharge. Its AGM SpiralCell construction makes it maintenance-free, spill-proof and vibration-resistant.

Key terms

CCA (Cold Cranking Amps) — cold-start power; higher means a stronger start in the cold
Ah — capacity / energy reserve
L+ / R+ — terminal polarity (which side the positive post is on); important for correct fitment