Product Description
Deka 9A78DT Intimidator – High-Performance AGM Starting Power
The Deka 9A78DT Intimidator AGM Battery is built for drivers who demand dependable starting performance and long-term reliability from their vehicle’s electrical system. With a dual-terminal configuration featuring both side terminals and SAE posts, this versatile battery fits Group 78 and Group 34 applications alike to deliver strong cranking power, excellent heat resistance, and stable output for modern cars and light trucks loaded with electronic features. Whether you deal with extreme seasons, frequent short trips, or heavy accessory use, the 9A24F is designed to fire up your engine with confidence every time.
Unlike conventional flooded batteries, the Intimidator AGM uses sealed Absorbed Glass Mat technology for spill-proof, maintenance-free operation. Its tightly packed internal design resists vibration, reduces internal damage over time, and helps maintain consistent voltage delivery for sensitive vehicle electronics. For everyday commuters and demanding drivers alike, the Deka 9A78DT offers a no-nonsense upgrade over standard starting batteries.
Features & Benefits
- High Cranking Power – 750 cold-cranking amps deliver fast, confident starts in both freezing winter mornings and hot summer conditions.
- Premium AGM Construction – Sealed Absorbed Glass Mat design provides excellent vibration resistance and stable performance under heavy electrical loads.
- Reliable Capacity – 55Ah rating supports vehicle electronics during engine-off use without sacrificing starting reliability.
- Longer Service Life – Advanced AGM plate design extends lifespan compared to standard starting batteries.
- Maintenance-free Design – Spill-proof construction helps protect cables and surrounding components from acid damage.
- Heat-tolerant – Engineered to withstand harsh under-hood temperatures that quickly break down weaker batteries.
- Groups 78 & 34 – Direct-fit replacement for many import and domestic vehicles that call for Group 78 or Group 34 batteries.
- SAE Terminals – SAE posts provide solid, secure cable connections for consistent power delivery.
- Made in the USA – Manufactured by East Penn Manufacturing for trusted quality, performance, and durability.
Why the Deka 9A78DT is a Smart Upgrade for Your Vehicle
Modern vehicles rely on a strong, stable electrical foundation for everything from ignition and engine management to infotainment systems and safety electronics. The Deka 9A78DT Intimidator AGM is engineered to support these demands with robust starting power, reliable voltage output, and a durable construction that stands up to real-world driving conditions.
As a Group 78/34 AGM replacement for a wide range of import and domestic applications, the 9A78DT is an ideal choice when you want more than a bare-minimum battery. Its sealed, maintenance-free design helps reduce corrosion and mess under the hood, while its AGM technology offers the kind of resilience and consistency that daily drivers and long-haul commuters depend on. When you need a battery that simply works—day after day and season after season—the Deka 9A78DT Intimidator AGM delivers the starting confidence your vehicle deserves.
| Group Size | 78 & 34 |
| Polarity | + Left / - Right |
| Type | AGM |
| CCA's | 750A |
| Voltage | 12V |
| Capacity | 55 Ah (20-hour) |
| Length | 10.75" |
| Width | 6.88" |
| Height | 8.00" |
| Terminals | SAE Posts & Side Terminals |
| Weight | 43 lbs |
| Warranty | 30 Months |
Deka 9A78DT Battery Cross-Reference
Replacement for Group 34 batteries: 34-790, 34-DL, 34-DLG, 34DT-DL, 34FT-2, 34-PC1500, 34AGMA, 34PG, 34PS, 34S, 8002-002, 8004-003, 8012-021, 8014-045, 9A34, D34, MT-34, MTP-34, MTX-34, ODP-AGM34, ODX-AGM34, RED34, SLI34, SLI34-78AGMDP, SLI34AGM, SLI34DTM, SLI34M.
Replacement for Group 78 batteries: 78-790, 78-DL, 78-DLG, 78-E, 78G, 78FT-2, 78PS, 78-PC1500, 8004-003, 8014-045, 8078-109, MTP-78, MTP-78DT, MT-78, ODP-AGM78, ODX-AGM78, REDTOP 78, SLI34-78AGMDP, SLI34DTM, SLI78, SLI78AGMDP, SLI78M.
Important: Always confirm your battery's dimensions, terminal configuration, and specifications before purchase to ensure proper fit.