Warehouse 101 Blog

By Jeff Hillen, CEO of Warehouse Buyers Club

When you're in the business of managing forklifts and powering productivity, every charging decision matters. In my years running the Warehouse Buyers Club and helping countless facilities streamline their forklift fleets, one brand consistently stands out from the crowd: Enersys, specifically their Impaq and Impaq+ chargers.

These aren't just chargers — they're strategic tools that can transform the way your warehouse operates.

What Sets Enersys Impaq and Impaq+ Apart?

The Impaq and Impaq+ chargers from Enersys offer a level of intelligence, flexibility, and reliability that many competing chargers simply can’t match. Here's what makes them a game changer:

• Multi-Voltage Support
  Unlike many traditional chargers, the Impaq line can handle 24V, 36V, and 48V batteries — often with just the flip of a switch or a firmware configuration. This makes them ideal for mixed fleets or operations that are growing and evolving.

• Efficiency That Saves Money
  These chargers use high-frequency technology to provide more efficient charging with lower heat generation. That not only saves on energy bills but also extends battery life — which is a huge win for long-term cost control.

• Modular Design and Compact Footprint
  The Impaq+ features modular, stackable architecture, which saves valuable space on your warehouse floor and makes servicing easier. This design flexibility is a big plus for crowded or high-density facilities.

• Smart Charging with Safety in Mind
  Integrated WIIQ battery monitoring ensures your batteries are charged properly, avoiding dangerous overcharging that can shorten lifespan or pose safety hazards. More on that below.

One Charger, Multiple Forklifts: Pros and Cons

We get this question all the time:
"Can I use one charger for multiple forklifts?"
With Impaq chargers, the answer is often yes — but with a few smart precautions.

Benefits:

• Lower upfront costs by reducing the total number of chargers.

• Smaller footprint in the charging area.

• Greater flexibility to handle multiple truck types and battery voltages.

Concerns:

• You’ll need to rotate battery usage smartly so that no battery is over- or under-utilized.

• Not all batteries charge at the same speed. Scheduling and monitoring become more important.

• Without proper monitoring, you risk “cooking” your batteries — leading to premature failure.

How to Handle Multiple Voltages with One Charger

If you’re running a mixed fleet (say, 24V pallet jacks and 36V sit-down forklifts), Enersys Impaq chargers let you adapt using voltage-specific tails or connectors. Here's how:

• Use a tail or adapter cable that’s configured to the battery’s voltage.

• These adapters “signal” the charger to switch to the correct voltage program.

• Make sure each battery has a properly labeled and installed voltage tag or chip for seamless use.

This setup keeps things safe, efficient, and straightforward, even when juggling different equipment types.

Protect Your Investment: Why WIIQ Battery Monitoring is Essential

The smartest piece of this whole system? Battery monitoring.

Enersys offers a compact, rugged device called the WIIQ that acts as a battery monitor and usage logger. Here’s why it’s so important:

• Prevents overcharging, which leads to reduced battery life or dangerous overheating.

• Ensures that batteries are getting equal rotation and charge cycles.

• Provides usage data and charge reports, helping you optimize fleet performance.

Without this level of insight, you're essentially running blind — and that’s when batteries get cooked, costs climb, and performance suffers.

The Bottom Line

At the Warehouse Buyers Club, we only recommend what we believe in. And when it comes to high-efficiency, smart, and flexible forklift charging, Enersys Impaq and Impaq+ chargers deliver.

If you're running a warehouse with multiple trucks per charger, mixed voltages, or you're just ready to upgrade to next-generation charging, this is the move.

Have questions about how to adapt your current setup or how to source the right charger? That’s what we’re here for. Send our team a message — we’ll spec your whole fleet and make sure you never overpay for power again.

Stay charged,
Jeff Hillen
CEO, Warehouse Buyers Club