Planning a Chiller Purchase? 5 Questions to Answer Before You Buy October 22, 2026 A chiller is typically a 15 to 20 year asset, and most of what determines its cost and reliability over that life gets decided at the quote stage. Whether you’re replacing an aging unit or adding capacity, these five questions will help you make a decision you won’t have to revisit. 1. How much capacity do you really need, now and later? Size for your peak load, not your average day, and account for where your production is headed. A chiller that’s too small can’t keep up at the moments that matter most, like summer brewing or harvest. One that’s far too large wastes energy and can short cycle at light loads. If growth is likely but uncertain, a modular design lets you start with what you need and add capacity later without replacing the whole system. 2. Which refrigerant path makes sense for your facility? Refrigerant choice is no longer a checkbox. Low-GWP A2L refrigerants offer familiar servicing and are becoming the standard replacement for older HFCs. Natural refrigerants like R290 (propane) have near-zero GWP and sit outside HFC phase-down schedules entirely. Each has its own design and safety considerations, and the right answer depends on your application, your facility layout, and local code adoption. It’s worth deciding with a 15-year view, not just based on what’s compliant today. 3. How much redundancy can you afford not to have? A single-compressor system is simpler and costs less upfront. A system with multiple compressors or refrigeration circuits keeps running when one component fails. The right level of redundancy depends on what an hour of downtime costs you. For processes where a temperature swing means lost product, redundancy usually pays for itself the first time it’s needed. 4. What will it cost to own, not just to buy? Purchase price is the easiest number to compare between quotes, and the least complete. Total cost of ownership includes energy use, routine maintenance, emergency service calls, and the production you lose when cooling goes down. Support matters here too. Ask who you’ll call at 2 a.m., whether remote monitoring is available, and how quickly parts can reach you. 5. When do you need it running? Work backward from the date your chiller needs to be online, usually ahead of your busiest season. Leave time for site prep, electrical, piping, delivery, startup, and training. Starting early gives you room to make good decisions instead of rushed ones. Timing can matter for other reasons too. If you’re hoping to have equipment in service before year-end, ask your tax advisor how timing affects your purchase, and ask us what can realistically be delivered and installed in that window. Get a second set of eyes on your quote If you already have a quote in hand, or you’re just starting to plan, our engineers can walk through these questions with you: confirming sizing, comparing refrigerant options, and looking at total cost of ownership for your specific application. As an Ingersoll Rand company with more than 30 years of chiller experience, G&D is built to support your system for its full service life. Have a quote in hand or just starting to plan? Our engineers can walk through it with you. Talk To An Engineer →