Catalog /RunTru by Trane

RunTru A5AC4 — 14.3 SEER2 Air Conditioner Condenser

RunTru by Trane

RunTru A5AC4 Air Conditioner Condenser — 1.5 to 5 Ton, 14.3 SEER2, R-454B

Dependable, efficient cooling at a price that makes sense.

$1,810.26
Outdoor condenser only · Delivered to your door
$349 delivered to your door — liftgate included, whatever it weighs. $499 to AZ, CA, CO, ID, MT, NM, NV, OR, UT, WA and WY.
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Our promise on every order

  • Typically ships in 3–7 business days — crated and moved by LTL freight from Fort Myers, FL. The carrier then schedules delivery with you.
  • Manufacturer specifications, published — model number, capacity, efficiency and refrigerant are all listed below, so you can check this against what your contractor specified.
  • Check your match in seconds — put in the two model numbers you were quoted and see whether that pair is AHRI-certified before you spend anything. Not sure, or not our equipment? Send them to us and we will look them up by hand.
  • 30 days to return unopened equipment — full returns policy.
AHRI certified Ships nationwide R-454B
Overview

About this unit

Trane's economy tier, not an unknown import

RunTru is Trane Technologies' value brand — the same company that builds Trane, applying the same engineering to a simpler specification and selling it at a builder's price. That distinction is the reason to consider it. The cheapest condensers on the market are usually brands with no service history and no parts network behind them. The A5AC4 is the economy tier of a company whose premium tier is listed alongside it here, and whose parts are stocked in supply houses in every state.

14.3 SEER2 is the floor, and that is the point

14.3 SEER2 is the lowest efficiency the current federal standard allows on a new split-system air conditioner across the southern states. That is not a criticism of this unit — it is what makes it the right purchase for a specific buyer. If you are replacing a condenser in a rental, finishing a flip, or handing the power bill to a tenant, efficiency above the minimum is money you spend and somebody else recovers. The A5AC4 buys a current-generation unit at the compliant floor and spends nothing on efficiency you will never see back.

R-454B means current, not clearance

This unit ships on R-454B, the low-GWP refrigerant that replaced R-410A. Equipment still being sold on R-410A is previous-generation inventory: that refrigerant is in a scheduled phase-down and its price climbs as supply tightens. A system installed today on R-454B is serviceable on the refrigerant the trade is moving toward rather than the one it is leaving.

Single-stage, all-aluminum, simple to service

One compressor stage, one speed, no inverter board. Fewer components that can fail, and any licensed technician can diagnose it without a proprietary service tool or a factory-only part. The coils are all-aluminum rather than copper-tube with aluminum fins, which removes the galvanic corrosion that shortens coil life in coastal and high-humidity installations — most of the South, in other words.

Matching it correctly

The A5AC4 is designed to pair with the RunTru A5AHC multi-position air handler. Your SEER2 rating belongs to the certified pair and never to the condenser by itself, so check the AHRI reference number published on the listing for the exact combination you are buying. If you would rather not assemble the match yourself, the complete system is listed as a single item.

Highlights

Key features

  • 14.3 SEER2 single-stage cooling
  • R-454B low-GWP refrigerant
  • All-aluminum coils for corrosion resistance
  • Quiet operation (~71–73 dBA)
  • Heavy-gauge galvanized steel cabinet, powder-coat finish
  • Built by Trane Technologies — pairs with the A5AHC air handler
The brand

Why RunTru by Trane?

See everything we carry from RunTru by Trane

RunTru is Trane's value line. Designed, built and tested by Trane, sold without the Trane price.

  • Same manufacturer, same engineering discipline. RunTru is not a rebadged import — it is Trane's own product, built to Trane's standards. The badge is different; the build is not.
  • Single-stage and straightforward. Fewer parts to fail, and any technician in the country can service it without specialist training or proprietary tools. On a rental you do not want to be waiting on a specialist in August.
  • All-aluminum coils. These resist the galvanic corrosion that eats copper-and-aluminum coils in coastal and high-humidity air — a real advantage in exactly the climates this equipment sells into.
  • The same warranty structure as Trane. Five years base on parts, ten with registration inside 60 days. The value line does not mean a value warranty.
  • Built for the jobs it sells into. Rentals, flips, builder work and straight like-for-like replacements — where what matters is that it runs, that it is cheap to service, and that it did not cost premium money.
The detail

Specifications & documents

Manufacturer-published figures for the model you have selected above.

At a glance

Model numberA5AC4018B1000A
Capacity 18,000 BTU cooling
Efficiency14.3 SEER2
Power supply208-230V / 1Ph / 60Hz
Sound level73 dB(A)
Full specifications A5AC4018B1000A
System typeCentral Air Conditioner Condenser
Airflow2992 CFM
Max current20 A max breaker · 9 A min circuit ampacity
Net weight184.0 lb
Crate dimensions42 x 31.1 x 31.1 in

Dimensions & weight

Power supply     208/230V · 1 Ph · 60 Hz
Compressor       Scroll, single-stage
Line set         3/4 in gas × 5/16 in liquid
Refrigerant      3 lb 12 oz R-454B, factory supplied
Subcooling       10°F
Outdoor coil     All aluminum
Crated (H×W×D)   42 × 31.1 × 31.1 in
Shipping weight  220 lb

Manufacturer-published figures for A5AC4018B1000A. Capacity and voltage differ between models in this series — confirm against the technical sheet before ordering.

Documents 2 items

Published by the manufacturer. Verify all details against the documentation shipped with your unit before installation.

Before you buy

Worth reading first

Written by people who install this equipment.

All buying guides

Getting it there

Shipping & returns

  • $349 delivered to your door, liftgate included — $499 to AZ, CA, CO, ID, MT, NM, NV, OR, UT, WA and WY. One flat price whatever it weighs, with nothing added at checkout.
  • Must be installed by a licensed HVAC professional — opening refrigerant lines requires EPA certification.
  • 30-day returns on unopened equipment, 20% restocking fee. No returns on installed units.

Full shipping & returns policy

How buying direct works — the whole process, start to finish 6 steps

You are buying the equipment from us and the labour from an installer you choose. Two numbers instead of one bundled quote — which is the point, but it does mean you are the one connecting them. Here is the whole sequence.

  1. Order the equipment. The price on this page is what you pay us. Nothing about installation is included in it, and nothing is added later.
  2. Line up your installer before it ships. This is the step people skip, and it is the one that causes trouble — equipment sitting in a garage while you ring round for someone free. You need a licensed HVAC professional; opening a refrigerant circuit requires EPA certification. Ask specifically what they charge to install customer-supplied equipment. How to find one.
  3. It ships crated on a freight truck. Orders typically ship within 3–7 business days. A complete system travels as two crates — condenser and air handler — which can arrive on different days. Delivery is to your address on a liftgate truck for one flat price, with nothing to choose at checkout. What delivery costs.
  4. The carrier calls to book a delivery window. That appointment is when your equipment arrives — not the ship date. Answer the call; an unanswered one is the most common cause of a delay.
  5. Inspect it before you sign. Two minutes at the tail of the truck decide whether a damage claim works. Note any damage on the delivery receipt specifically, not just "damaged", and photograph it before it comes off the truck. What to check.
  6. Your installer fits it, then register the warranty. Line set, disconnect, whip, thermostat and equipment pad are not included — your installer supplies those. Registering within 60 days of installation takes about four minutes and extends parts coverage from five years to ten. Warranty terms.

Stuck on any of it, or not sure a pairing is right? Call (239) 266-9766 — you will get someone who installs this equipment.

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