Automation ROI & Payback

Payback periods by system type — honest benchmarks, not vendor marketing.

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Payback Reference Table

System Type	Typical Payback	Key ROI Driver
AMRs (picking assist, with labor redeployment)	8-18 months	2-3x pick rate per operator; labor redeployment
VLMs / Horizontal Carousels	6-18 months	Space recovery + targeted labor reduction
Packaging Machines	1-2 years	Consistent throughput; direct labor substitution
Palletizing Robots (3 shifts)	10-18 months	Direct labor replacement; 24/7 capability
Robotic Piece Picking	2-3 years	Depends heavily on SKU structure and shift count
Conveyor/Sortation Systems	3-5 years	Throughput gain; sort accuracy; labor reduction
Mini-Load AS/RS	4-6 years	Density + throughput; 15-20 year system life
Unit-Load AS/RS (crane-based)	5-7 years	Long system life (20+ yrs) changes NPV fundamentally
Full Facility Automation	5+ years (decreasing)	Compound labor savings at scale; declining tech costs

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The NPV Reframe for Long-Payback Systems

A 5-7 year payback on a unit-load AS/RS sounds long until you account for the 20+ year operating life.

Example: $10M AS/RS at 6-year payback, generating $1.6M/year in labor and space savings. At year 20, the NPV dwarfs any conventional warehouse infrastructure investment. When building the business case for long-payback automation, always present the NPV calculation at the full system life — not just the payback period in isolation.

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Shift Utilization Changes Everything

The same AMR fleet:

• 3 shifts: payback 8-12 months
• 1 shift: payback 20-30 months

The same palletizing robot:

• 3 shifts: payback under 1 year
• 1 shift: payback 4+ years

Before building any ROI model, nail down actual shift utilization — current and projected. The shift assumption is the single most sensitive input in any automation business case.

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Benchmark Data Points

• AMR deployments have documented 250%+ ROI in live multi-year deployments
• 5-year OPEX reduction with AMR labor redeployment: 42% documented
• Automated storage systems can free 60-90% of current floor space vs. conventional shelving
• Predictive maintenance reduces downtime 30-40% (McKinsey), extending automation system life 20-40%
• Automated systems can yield outputs 20x greater than manual processes at equivalent footprint (at full utilization)

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Robotics-as-a-Service (RaaS)

RaaS converts automation CapEx into OpEx. Vendors (Locus Robotics, 6 River Systems, Fetch, Geek+) offer robot fleets on subscription — per robot, per pick, or per unit of throughput. Vendor retains hardware ownership.

Factor	Purchase (CapEx)	RaaS (OpEx)
Year 1 cash outflow	High (full purchase price)	Low (monthly fees only)
Balance sheet impact	Increases PP&E	Minimal
Technology risk	Buyer bears obsolescence risk	Vendor bears risk
Flexibility	Low (owned, fixed)	High (scale up/down seasonally)
Total cost over 5 years	Often lower (if fully utilized)	Often higher (if fully utilized)

The trade-off: RaaS typically costs more over 5+ years than outright purchase. Justified for: managing cash flow, avoiding large CapEx approval cycles, uncertain volume environments, or seasonal operations where fleet can be scaled.

When a client asks to model automation ROI: ask whether they want a CapEx or RaaS scenario first. The numbers and the approval process look very different.

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Common Business Case Mistakes

1. Building the case on a volume forecast that never materializes — a $12M AS/RS at 40% utilization because volumes didn’t ramp as projected
2. Buying what the sales rep recommended instead of right-sizing to actual throughput requirements
3. Ignoring floor flatness, Wi-Fi, and power — these are almost always excluded from vendor quotes and can add $200-500K to project cost
4. Presenting payback in isolation without NPV at full system life for long-payback systems
5. Skipping Phase 0 (WMS, data cleanup, process standardization) and buying automation into an operation that isn’t ready for it