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aciq|SKU:FTMA4B60L0DA

ACiQ 5 Ton Two Stage Variable Speed Air Handler

Built for Grid-Independent Climate Control

1750 CFM maximum airflow — Powers whole-home comfort consistently
Variable speed blower motor — Adjusts 300-1300 RPM to demand
Multi-positional installation — Fits upflow, downflow, horizontal setups
Factory-installed TXV kit — Precise refrigerant metering out of box
R-410A compatible design — Works with AC and heat pump condensers
  • Free Shipping -- Ships free on all orders including LTL freight
  • Free System Design Consultation -- Engineers verify compatibility with your power setup

$1,500.95

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ACiQ 5 Ton Multi-Positional Two Stage Air Handler
ACiQ 5 Ton Multi-Positional Two Stage Air Handler
$1,500.95

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In the box

  • ACiQ FTMA4B60L0DA Air Handler Unit
ACiQ 5 Ton Multi-Positional Two Stage Air Handler
ACiQ 5 Ton Two Stage Variable Speed Air Handler
$1,500.95

Built for Grid-Independent Climate Control

Designed for homeowners who refuse to depend on fragile utility infrastructure, the FTMA4B60L0DA air handler delivers reliable, field-tested performance for grid-independent HVAC setups. Its variable speed motor adjusts output to match your actual demand, reducing energy draw — a critical factor when every watt counts on solar. The multi-positional design adapts to your build, not the other way around. Factory-installed TXV and R-410A refrigerant compatibility keep the system efficient and built-to-survive through years of seasonal extremes.

FREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORT
Variable Speed Motor
Multi-Positional Install
Factory TXV Kit
R-410A Refrigerant
1,750
Max CFM
5 Ton
Capacity
205 lbs
Unit Weight
Field-Tested Reliability for Independent Power Setups

Field-Tested Reliability for Independent Power Setups

When the grid fails, your HVAC should not be the reason you're scrambling. Unlike systems that demand heavy startup loads and drain your battery bank in hours, this air handler's variable speed motor ramps between 300 and 1300 RPM, drawing only what your system needs. At 15 amps max on 208/230v single-phase power, it pairs efficiently with inverter-based setups. At Off Grid Vault, we only carry equipment we would install on our own cabins — every component is vetted for real-world performance, not just datasheet claims. The factory-installed TXV kit means precise refrigerant metering straight out of the box, no field modifications required.

One Air Handler, Three Installation Configurations

One Air Handler, Three Installation Configurations

The FTMA4B60L0DA adapts to your build, not the other way around. Multi-positional design means you can install it in upflow, downflow, or horizontal orientation — critical when your cabin, homestead, or off-grid structure has specific space constraints that a standard unit cannot accommodate. The 23" by 20" filter size uses readily available media, and the 59 3/16" height fits within standard utility closets. With a 3/8" liquid line and 7/8" suction line, connection to your R-410A condenser is straightforward. Whether you are retrofitting an existing setup or building fresh, this air handler removes the compatibility guesswork.

Variable Speed Efficiency That Respects Your Battery Bank

Variable Speed Efficiency That Respects Your Battery Bank

A fixed-speed blower either runs full blast or sits idle. The 0.75 HP variable speed motor in this air handler operates between 300 and 1300 RPM, delivering exactly the 1750 CFM maximum your space requires without unnecessary power consumption. For grid-independent homes, this matters. Lower sustained amp draw means your inverter runs cooler, your battery bank lasts longer between charge cycles, and your solar array spends less time at peak output. The two-stage operation with R-410A refrigerant delivers consistent temperatures without the short-cycling that wastes energy and wears components prematurely. This is an air handler designed to work with your power system, not against it.

Installation Compatibility

Verify these conditions before ordering to ensure a clean install on your property.

  • Minimum 59 3/16" vertical available in your mechanical room or closet
  • Single-phase electrical supply available at the installation point
  • 3/8" liquid line and 7/8" suction line connections match your existing refrigerant piping

Where This Air Handler Fits

Built for serious builds where climate control has to work without grid reliability.

Off-Grid Homestead HVAC
Remote Cabin Comfort Systems
Solar-Powered Home Cooling
Replacement or New Build Install

Full specifications

At a glance

Dimensions
24 11/16"
Power
.75 HP
Warranty
See product page
Full specifications15 data points across 4 categories

Dimensions

Height59 3/16"
Width24 11/16"
Depth22 11/16"
Weight205.000000 lbs

Power & Performance

Blower MotorVariable Speed
Maximum CFM1750
Motor RPM300-1300
Horsepower.75 HP
PhaseSingle Phase

Materials

RefrigerantR410A
Liquid Line3/8"
Suction Line7/8"
Filter Size23" x 20"

Compliance & Warranty

ConfigurationMulti-Positional
WarrantySee product page

The Off Grid Vault Promise

We stand behind every product we carry — because serious builds demand serious accountability.

Free ShippingShips free to your door. LTL freight included on large systems — no surprise charges at checkout.
30-Day Performance GuaranteeIf it doesn't perform as specified, we make it right. Uninstalled returns accepted within 30 days in original packaging.
Free System Design ConsultationOur engineers size your system for your actual consumption — no guesswork, no incompatible components.
★★★★★
“Installed this in my cabin running on a 48V battery bank. The variable speed motor is noticeably easier on my batteries compared to the old single-speed unit I replaced. The factory TXV saved me an installation step, and the multi-positional design let me set it up horizontally in my crawlspace. Moves air quietly and keeps the place comfortable without hammering my inverter.”
F
First L.Prescott, AZ

5 Ton Multi-Positional Two Stage Air Handlerr

The FTMA4B60L0DA is a premium air handler that blends the proven technology of ICP fan coils with the environmentally balanced R-410A refrigerant, offering both high performance and eco-friendly operation. Designed for efficiency and reliability, this model ensures optimal comfort while minimizing environmental impact. The use of R-410A refrigerant helps to reduce harmful emissions, making it a great choice for those looking to upgrade to a more sustainable and energy-efficient system. With its advanced features and commitment to performance, the FTMA4B60L0DA is an excellent option for homeowners seeking superior comfort and eco-conscious operation.

The ACiQ air handler is designed to offer both comfort and convenience, making it an ideal choice for homeowners looking for an easy-to-install solution without compromising on performance. With its user-friendly design, the unit simplifies installation, saving time and reducing labor costs. At the same time, it delivers reliable comfort, ensuring optimal airflow and consistent temperature control throughout your home. Whether you’re upgrading an existing system or installing a new one, this air handler combines efficiency and ease of use, providing long-lasting comfort for your living space.


ACiQ 4 Ton Single Stage Air Handler

ACiQ 5 Ton Two Stage Air Handler Specs

  • Weight (in lbs): 205.000000
  • Dimensions: 59 3/16″ H x 24 11/16″ W x 22 11/16″ D
  • Blower Motor: Variable Speed
  • Maximum CFM: 1750
  • Motor RPM: 300-1300
  • Horsepower: .75 HP
  • Phase: Single Phase
  • Configuration: Multi-Positional
  • Refrigerant: R410A
  • Filter Size: 23″ x 20″
  • Liquid Line: 3/8″
  • Suction Line: 7/8″
  • Electrical: 208/230v 1 Phase 60 Hz
  • Max Breaker Size: 15 Amps
  • Tonnage: 5 Ton
  • Connection: Sweat


ACiQ 5 Ton Two Stage Air Handler Features

  • Variable speed
  • Multi-positional – can be installed in the upflow, downflow, and horizontal configurations
  • Factory-installed TXV kit
  • Compatible with both AC-only and heat pump condensers


Your Satisfaction with ACiQ is Guaranteed:

  • Lowest Price Guaranteed
  • Limited 10 Year Warranty

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Frequently Asked Questions

The variable speed motor adjusts between 300 and 1300 RPM instead of running at a single fixed speed. For grid-independent setups, this means lower sustained amp draw, reduced inverter load, and less strain on your battery bank. Rather than pulling full startup current every cycle, the motor ramps gradually, which extends runtime between charge cycles and keeps your solar array from unnecessary peak demand.
Yes. The FTMA4B60L0DA is compatible with both AC-only and heat pump condensers using R-410A refrigerant. The factory-installed TXV kit handles metering for either configuration. Connection uses a 3/8" liquid line and 7/8" suction line. If you need help matching this air handler to a specific condenser for your setup, Off Grid Vault offers a free system design consultation to ensure your components are properly sized and compatible.
This air handler runs on 208/230v single-phase 60 Hz power with a maximum breaker size of 15 amps. For off-grid installations, confirm your inverter output matches these requirements and can sustain the motor's 0.75 HP draw. The unit weighs 205 lbs and ships via LTL freight. If you are unsure whether your inverter or generator can handle this load, reach out — we can help you verify compatibility before you purchase.
At $1,501, this unit includes a factory-installed TXV kit, variable speed motor, and multi-positional flexibility that would cost significantly more if purchased and field-assembled separately. For grid-independent homeowners, the variable speed operation reduces ongoing energy costs by eliminating fixed-speed waste. Over a 15-year equipment lifespan, the efficiency savings compound. Free shipping and our 30-day performance guarantee are included — if it does not perform as specified, we make it right.
Off Grid Vault is an authorized dealer, which means warranty claims go through us — not through a faceless ticket queue. For uninstalled units, our 30-day performance guarantee covers returns in original packaging. For installed systems, the manufacturer warranty applies and we facilitate the process on your behalf. We stand behind what we sell because we only carry equipment we would install on our own properties. You will not be left troubleshooting alone.
The multi-positional design simplifies planning since you choose upflow, downflow, or horizontal orientation based on your space. The factory-installed TXV kit eliminates one of the more technical field installation steps. However, this unit requires R-410A refrigerant handling, which legally requires EPA certification. If you are comfortable with sheet metal work and electrical connections but need guidance on refrigerant charge or condenser matching, our free system design consultation can help you plan the full installation before you start.
This air handler moves up to 1750 CFM and is rated for 5-ton capacity, which covers most whole-home heating and cooling loads depending on your insulation, climate zone, and ductwork design. However, the air handler is one component — you also need a condenser, refrigerant lineset, and a power source sized to handle the combined load. For a complete system specification tailored to your home's actual consumption, contact us for a free consultation.
SKU: FTMA4B60L0DA Category: Brand:

The Off Grid Vault Promise

We stand behind every product we carry — because serious builds demand serious accountability.

Free Shipping Ships free to your door. LTL freight included on large systems — no surprise charges at checkout.
30-Day Performance Guarantee If it doesn't perform as specified, we make it right. Uninstalled returns accepted within 30 days in original packaging.
Free System Design Consultation Our engineers size your system for your actual consumption — no guesswork, no incompatible components.

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About aciq Air Handlers

aciq is a trusted manufacturer of premium air handlers. OffGridVault is an authorized dealer offering the full aciq lineup with free delivery, price match guarantee, and expert support.

View all aciq products →

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