
GUEST ROOM ENERGY MANAGEMENT
Sophisticated energy management engine and IoT infrastructure to optimize energy consumption without compromising guest comfort.
EOS – SMART THERMOSTAT
Sleek, minimalistic device that forms part of a comprehensive smart building infrastructure

Free Savings Estimator
How much could your hotel save?
Answer 3 quick questions and instantly see your estimated annual energy savings with Spica GRMS.
1
Your Hotel
2
Energy Data
3
System Type
Tell us about your hotel
Basic information to calibrate your savings estimate accurately.
rooms
m²
Your current energy costs
Don't have exact numbers? Estimates are fine — we'll show a realistic savings range.
EUR / yr
EUR
💡 Tip: For a 100-room, 3-star hotel in Central Europe, typical annual energy cost is €80,000–€160,000. HVAC represents approximately 55–70% of total energy consumption.
Choose your Spica system
Select the configuration that best fits your goals and existing infrastructure.
Networked Basic EMS
20–25%
Energy savings vs. traditional thermostat
Motion detection (PIR sensor)
Smart HVAC control
Centralised monitoring
Networked Advanced EMS
39–45%
Energy savings vs. traditional thermostat
Motion detection + PMS integration
Door sensor / integrated door lock
Predictive scheduling
Real-time energy reporting
Standalone Advanced EMS
20–25%
Energy savings vs. traditional thermostat
Motion detection
Door sensor integration
No PMS connection needed
Standalone Basic EMS
10–15%
Energy savings vs. traditional thermostat
Motion detection only
Simple HVAC setback
Entry-level solution
Based on Accor pilot results 2023 — metered and audited data
Step 1 of 3
Your Personalised Estimate
Annual savings potential
Your hotel could save — per year
—
Conservative estimate
—
Optimistic estimate
—
Typical ROI period
—
Estimated kWh saved per year
—
Tonnes CO₂ avoided per year
—
Savings per room per year
—
Average savings per day
Want a precise, site-specific analysis?
Our engineers will review your actual energy bills and deliver a detailed personalised report — completely free, no obligation.
Disclaimer: These estimates are based on industry benchmarks and Accor pilot data (2023), independently metered and audited. Actual savings depend on existing HVAC systems, building insulation, climate zone and operational patterns. Spica's free Energy Review provides a site-specific analysis.
Hotel room automation integrates energy management and smart room controls into a single, intelligent system. Modern room automation solutions help hotels optimize energy consumption, improve operational efficiency, and deliver seamless guest experiences while supporting sustainability goals and long-term profitability.
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Driving innovation, sustainability, and seamless guest experience.
SERVICES
LOCATION
Špica Sustavi d.o.o.
Remetinečka cesta 139
10 020 Zagreb – Hrvatska
T: +385 1 65 93 730
E: info@spica.hr
Adresa skladišta: Radoslava Cimermana 60,
10 020 Zagreb
Adresa ureda u Splitu: 114. Brigade 10, 21 000 Split
OIB: 08747661196
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