Product Description
6 Volt AGM Boom Lift Battery
The VMAX XTR16-400 6V deep cycle battery delivers true AGM dual-purpose performance. With 1,100 cranking amps and an impressive 400Ah deep-cycle capacity, they are the ideal AGM upgrade for aerial booms and elevated platform lifts that require Group 903 (L16) batteries. Built for hard working equipment, VMAX Xtreme XTR16-400 high-performance batteries combine strong power with high capacity for extended run time and top performance on the job site or around the warehouse. Maintenance-free AGM technology combined with 100% virgin lead plates ensures hassle-free operation, superior durability, and long service life. Experience the value VMAX AGM batteries provide with longer lifespans, lower maintenance costs, and more in-service time for your equipment.
Features & Benefits
- High Power Output – 1,100 cold cranking amps ensure reliable power in all weather conditions.
- 400Ah Deep-Cycle Capacity – Designed for frequent deep discharges without loss of capacity.
- Compatibility – Direct-fit replacement for Group 903/L16 battery for models from JLG, Genie, and more.
- AGM Construction – Heavy-duty plates with Absorbed Glass Mat separators for extreme durability.
- Heavy Vibration Resistance – Rugged construction ideal for commercial and industrial environments.
- Low Self-Discharge – Maintains a charge longer between uses than conventional flooded batteries.
- Temperature Tolerant – Dependable starting power in both high and low temperatures.
- Dual Terminal Design – 5/16″ Studs + SAE automotive posts provide versatile connections.
- Group 903/L16 – AGM upgrade for Trojan L16G-AC, NAPA 8281, plus many others. Cross-Reference
- Built for Commercial Use – VMAX takes pride in building Tough Batteries for Tough Applications.
VMAX Xtreme Series AGM Lift Batteries
VMAX Xtreme AGM batteries are engineered for applications that require high power and daily cycling resilience. 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 – boom lifts, telehandlers, scissor lifts, and other industrial machinery. You get rugged construction, long runtime, and maintenance-free reliability in a single battery that handles both high energy bursts and sustained cycling.
Bulk Pricing on VMAX XTR16-400 Batteries
2-3 — $15.00 Off Each
4-7 — $25.00 Off Each
8+ — $40.00 Off Each
Automatically calculated in Shopping Cart
| Nominal Voltage | 6 Volts |
| Capacity | 400Ah |
| Type | Dual Purpose AGM |
| Cold Cranking Amps |
1100 Amps |
| Marine Cranking Amps |
1375 Amps |
| Group Size | 903 / L16 |
| Length | 11.6" (295 mm) |
| Width | 7.1" (180 mm) |
| Height | 15.9" (404 mm) 16.7" (424 mm) w/terminals |
| Terminals | 5/16" Studs (hardware incl.) & SAE Posts |
| Weight | 125 lbs (56.7 kg) |
| Charging Current | 25 - 120 Amps |
| Charging Voltage | 7.2V - 7.35V |
| Float Voltage | 6.8V - 6.9V |
| Warranty | 1 Year |
VMAX XTR16-400
6-Volt 400Ah AGM · Group 903 / L16
The VMAX XTR16-400 6-volt 400Ah AGM battery replaces original JLG® batteries in compatible boom lifts.
- Voltage
- 6V
- Capacity
- 400Ah
- Group
- 903 / L16
- Weight
- 125 lbs
- Size L×W×H
- 11.6" × 7.1" × 15.9"
JLG® Boom Lifts Booms And Elevated Platforms 22 Models
- 34HA (48V)
- 40e/n40e
- 45e
- 45HA (Electric)
- E40AJP
- E40AJPN
- E45A/E45AJ
- E300AJ/E30AJP
- E400A/E400AN
- E400AJP
- E400AJPN
- E450A/AJ
- E600/E600J/E600JP
- EC600SJ
- EC600SJP
- H600SJ/SJP (48V)
- M40AJP/M40AJPN
- M45A/M45AJ
- M400A/M400AN
- M400AJP/M400AJPN
- M450A/M450AJ
- M600/J/JP (48V)
JLG® is a registered trademark of its owner. This guide is an independent aftermarket fitment reference.
XTR16-400 Battery Cross-Reference
6 Volt Group 903 (L16) Batteries: 0400055, 40704A, 56206074, 56388582, 8281, 8L16, 903-AGM-DT, 903-L, 903-S, 903HC-S, CR-350, CR-370, CR-390, CR-395, DC400-6, FS6, FS6D, GPL-L16T, L16-6V-HD, L16-AES, L16E-AC, L16G-AC, L16H-AC, L16HG-AC, L16P-AC, L16PG-AC, LDC6-400-L16, S-530, SG-L16P, SLI6V370S, US AGM L16, US RE L16 XC2, US L16 XC2, US L16E XC2, US L16EN XC2, US L16HC XC2, US L16N XC2, US RE L16 XC2, XTR16-400.