Original price was: $269.99.$229.49Current price is: $229.49.
The Optima RedTop 78 Automotive AGM Starting Battery (OPT-78-RT) is a premium high-performance starting battery engineered with Optima’s patented SpiralCell Technology for unmatched reliability and power delivery. Ideal for cars, trucks, SUVs, hot rods, street cars, and high-performance vehicles, this absorbed glass mat (AGM) battery delivers exceptional starting power even in extreme conditions.
Key features and benefits include:
Dimensions: Length 10.06 inches, Width 7.31 inches, Height 7.25 inches. Weight: Approximately 39.5 lbs.
Whether you’re upgrading your daily driver, powering a classic muscle car, or equipping a performance truck, the Optima RedTop 78 provides premium AGM starting performance trusted by enthusiasts and professionals alike. Search no further for a high-quality, long-lasting AGM battery that outperforms traditional options in starting power, durability, and vibration resistance.
This is the ultimate choice for reliable, high-cranking automotive starting batteries — Optima RedTop 78 (OPT-78-RT).
4 in stock
Local Pickup & Delivery Orders are only available within a 25-mile radius of your local Battery Joe location.
Ship-to-Home:
Please note that ship-to-home options are unavailable for automotive, commercial, golf cart, industrial, and marine/RV batteries to ensure safe and compliant handling. However, you can still enjoy convenient local delivery or in-store pickup for online orders in these essential battery categories. In addition, we do not ship to Alaska or Hawaii at this time.
Battery Joe’s ship-to-home policy provides convenient delivery options to customers throughout all 48 contiguous states in the Continental United States.
Local Pickup:
Orders placed during business hours are typically ready within one hour and available for pickup up to 30-minutes before closing.
If your order is placed within the last hour of business, please call the store after placing your order to confirm it can be prepared in time.
Orders placed after hours will be ready for pickup the next business day.
Local Delivery:
Delivery times may vary based on order volume and location.
Orders placed within one hour of closing will be delivered the next business day.
| Specification | Details |
|---|---|
| Product Name | Optima RedTop 78 Automotive AGM Starting Battery |
| Part Number | OPT-78-RT (also known as 8078-109 or 9078-109) |
| Brand | Optima Batteries |
| Battery Type | REDTOP® Starting |
| Technology | AGM (Absorbed Glass Mat) |
| Voltage | 12 V |
| BCI Group Size | 78 |
| Cold Cranking Amps (CCA) | 800 CCA (at 0°F) |
| Cranking Amps (CA) | 1000 CA (at 32°F) |
| Amp Hour Capacity (C20) | 50 Ah |
| Reserve Capacity | 100 minutes @ 25 amps |
| Dimensions (L x W x H) | 10.06 in x 7.31 in x 7.25 in |
| Weight | 39.54 lbs |
| Terminal Type | Side Terminal (Type S / GM style) |
| Key Features | SpiralCell design for up to 15x more vibration resistance, virtually spill-proof, maintenance-free, faster recharging, up to 3x longer life than conventional batteries, mountable in any position |
| Ideal Applications | High-performance cars, trucks, SUVs, hot rods, street cars, and vehicles with basic to high electrical demands requiring strong starting power |
BATTERY; OPTIMA; 8078-109; RED; 12V; 800CCA; 1000CA; SIDE TERM; BCI-78 OPTIMA 8078-109 78 RED STARTING (was OPT-78RT)
| Weight | 39.54 lbs |
|---|---|
| Dimensions | 10.06 × 7.31 × 7.25 in |
| UPC | *721112827049* |
| Additional Description 2 | OPTIMA 8078-109 78 RED STARTING (was OPT-78RT) |
| Additional Description 1 | BATTERY; OPTIMA; 8078-109; RED; 12V; 800CCA; 1000CA; SIDE TERM; BCI-78 |
| Amp Hours | 50.0000 |
| Category Code | NEW BATTER |
| CCA | 800.0000 |
| Chemistry | AGM Lead-Acid; Sealed; Non-Spi |
| Group Size | 78 |
| Internal ID | 1970 |
| Profile Code 2 | AUTOMOTIVE |
| Sub Category Code | AUTOMOTIVE |
| Volts | 12.0000 |
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