During procurement, most buyers focus heavily on equipment quotation. However, low upfront price may bring extremely high long-term operating expense. Total Cost of Ownership(TCO) covers purchase cost, energy consumption, spare-part replacement cost, maintenance expense and downtime loss within equipment whole service cycle.
Electricity cost usually accounts for the largest share of lifetime expenditure. Different nitrogen generator designs have different compressed-air consumption under same purity & flow. A cheaper unit with high air consumption will consume far more electricity year after year.
Spare-parts cost: Filters, valves, seals need periodical replacement. Some low-cost machines adopt non-standard special parts. After-sales spare-part price is expensive and delivery lead-time is long. Standard general components lower your future maintenance burden. All spare parts for ELILY equipment adopt international standard components. They are easily available on the market. Meanwhile, these components are sourced from China’s top-tier brands, which guarantee reliable quality for long-term service and low failure rates.
Downtime loss is easily ignored. Cheap units with high failure rate will cause production shutdown. For continuous-running factory, one-time production loss may far exceed equipment price gap.
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TCO Evaluation Dimension |
Description For Buyer |
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Initial procurement cost |
Equipment purchase price |
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Energy consumption cost |
Compressed-air / power consumption during daily running |
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Consumable & spare-parts |
Filter, valve, seal replacement cost in 8-10 years |
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Maintenance & labor |
Man-hour cost for regular inspection & repair |
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Downtime risk loss |
Economic loss caused by unexpected production stop |
When comparing multiple quotations, ask suppliers to offer air consumption data under your working condition. Calculate 3-5 years comprehensive running cost. Do not make purchasing decision purely based on lowest offer. A slightly higher-priced well-designed unit can save considerable money for your long-term operation.
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