Product Description
155Ah Dual Purpose GC12 Battery
The VMAX XTR12-155 12V deep cycle marine battery delivers true dual-purpose AGM performance, combining 850 cold-cranking amps with a 155Ah capacity in a Group GC12 case. It’s built for applications that need both strong starting power and long, reliable runtime. Engineered using VMAX’s military-grade AGM construction, the XTR12-155 features thick internal plates, tightly packed separators, and a sealed, maintenance-free design. The result is excellent vibration resistance, high output, and durability that holds up in the toughest environments. Ideal for marine electronics, inverter systems, commercial equipment, and other high-draw applications.
Features & Benefits
- High Cranking Power – 850 cold cranking amps ensure reliable starting power in all weather conditions.
- 155Ah Deep-Cycle Capacity – Designed for frequent deep discharges without loss of capacity.
- AGM Construction – Heavy-duty plates with Absorbed Glass Mat separators for extreme durability.
- Heavy Vibration Resistance – Rugged construction ideal for marine, RV, and industrial environments.
- Compatibility – Replacement for RV, marine, and off-grid applications using Group GC12 batteries.
- Low Self-Discharge – Maintains a charge longer between uses than conventional flooded batteries.
- Temperature Tolerant – Dependable starting power in both high and low temperatures.
- Group GC12 – Replaces NAPA 8141, Trojan T-1275, Interstate GC12-HCL-UTL, plus many others. Cross-Reference
- Dual Terminal Design – 5/16″ Studs + SAE Automotive Posts provide versatile connections.
- Built for Commercial Use – VMAX takes pride in building Tough Batteries for Tough Applications.
VMAX Xtreme Series AGM
VMAX Xtreme AGM batteries are engineered for applications that demand high power. Built with thick, military-grade lead plates and tightly compressed AGM separators, they deliver true deep-cycle endurance, fast recovery, and consistent output—day after day. These batteries are purpose-built for high-demand environments – inverter banks, off-grid systems, mobility equipment, golf carts, trolling motors, and industrial machinery. You get rugged construction, long runtime, and maintenance-free reliability in a single platform that handles both starting bursts and sustained cycling.
Bulk Pricing on VMAX XTR12-155 Batteries
2-3 — $8.00 Off Each
4-7 — $15.00 Off Each
8+ — $23.00 Off Each
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| Nominal Voltage | 12 Volts |
| Capacity | 155Ah |
| Type | Dual Purpose AGM |
| Cold Cranking Amps (CCA) | 900 Amps |
| Marine Cranking Amps (MCA) | 1100 Amps |
| Group Size | GC12 |
| Length | 12.90" (328 mm) |
| Width | 6.90" (175 mm) |
| Height | 10.80" (274 mm) 11.50" (292 mm) w/terminals |
| Terminals | 5/16" Studs (hardware incl.) & SAE Top Posts |
| Polarity | + Left / - Right |
| Weight | 91 lbs (41.3 kg) |
| Charging Current | 10A - 40A |
| Charging Voltage | 14.6V - 14.9V |
| Float Voltage | 13.5V - 13.8V |
| Warranty | 1 Year |
VMAX XTR12-155 Battery Cross-Reference
12 Volt Group GC12 Batteries: 1726-MGC12T, 8141, 8141EX, ABP AGC12V, AMP-GC12VT-290, CR-GC155, CT3500H, DBGC12V, EP VGC12T, EPGC12T, GC12, GC12-12V, GC12-HCL-UTL, GC12T, GC12V, GC12VT-290, MB147-155, MP-GC12, MR147-155, SLR155, T-1275, T-1275+, US 12VRX XC2, XTR12-155.
Important: Always confirm your battery's dimensions, terminal configuration, and specifications before purchase to ensure proper fit and performance.
Recommended Chargers for the XTR12-155
VMAX 15A 8 Stage Battery Charger & Maintainer
VMAX 20A 8 Stage Battery Charger & Maintainer