
BattPak Portable Generators
Engineered for resilience and reliability, the BattPak Portable Generator is your ultimate power solution for remote and demanding environments. Whether you’re navigating remote wilderness, working off-grid on a construction site, or tackling emergencies in extreme environments, the BattPak provides reliable, quiet, and emission-free power exactly when you need it – perfect for both indoor and outdoor use. Compact yet powerful, it’s built to withstand the elements and keep your tools, lights, and equipment running – no matter where the job takes you.

Scalable, silent, and emission-free power
The Gölz BattPak series offers a revolutionary approach to portable energy, combining high-performance battery technology with rugged, emission-free design. Whether you’re powering tools on a construction site, supporting rescue operations, or enjoying off-grid adventures, the BattPak 3621 and 5048 deliver reliable, silent power without the noise or fumes of traditional generators. The BattPak 3621 provides 3.6kW continuous output with peak power up to 18kW, while the BattPak 5048 delivers 5kW continuous and 7.5kW peak output. Both models feature IP67-rated durability, fast charging via mains or EV stations, and expandable battery capacity through expansion packs. With clean sine-wave power and lithium iron phosphate cells for long life and safety, the BattPak range is the smart choice for professionals who need dependable energy anywhere.
BATTPAK 3621
The mobile and environmentally friendly power supply for trade and industry up to 3.6kW connected load

The lightweight, portable BattPak 3621 uses Li-NMC solid-state cells which are lighter than LifePO4 Li-ion battery cells. They offer high energy density providing a minimum of 4,000 cycles with more than 80% retention of cell life. Up to four XpansionPak 2100 units can be connected to deliver up to 10.84kWh. Available with smart app management for easy battery monitoring.
BATTPAK 5048
Engineered for endurance – portable, silent, and powerful energy for demanding environments and mobile teams

Redefine off-grid energy with scalable, silent, and emission-free power tailored for remote and rugged environments. The BattPak 5048 delivers up to 139.2kWh with the XpansionPak 9600 (≤14 units), and adapts to your energy needs with unmatched flexibility. For high-demand applications, combine three BattPak 5048 units and a converter to unlock 400V, 15kW output – ideal for industrial tools and field operations. Charging options include solar panels, EV chargers, and standard mains connections. Available with transport trolleys, making deployment easy wherever power is needed most.