Rocky Mountain Power Solar Net Metering, TOU Rates & Battery ROI (2026)
Service Territory: Salt Lake City, Provo, Ogden, St. George, Park City (Utah)
⚡ 2026 TARIFFS📊 Full 2026 TOU Rate Schedule, Baseline Allocations & Fixed ChargesPeak: $0.14 – $0.18 / kWh (Summer Tiered / TOU) · Off-Peak: $0.10 – $0.12 / kWh · Fixed: $10.00 / mo Customer Service Charge
| Tariff Classification | Schedule 137 Net Billing ($0.056–$0.068/kWh Export) |
|---|---|
| On-Peak Electricity Rate | $0.14 – $0.18 / kWh (Summer Tiered / TOU) |
| Off-Peak / Base Rate | $0.10 – $0.12 / kWh |
| Fixed Monthly Customer / Grid Charge | $10.00 / mo Customer Service Charge |
⚠️ EXPORT RULES⚠️ Net Billing Avoided-Cost Export Rules & Penalty AvoidanceExport Compensation: $0.068 / kWh Summer Export / $0.056 / kWh Winter Export
Under Rocky Mountain Power's 2026 interconnection schedule (Schedule 137 Net Billing ($0.056–$0.068/kWh Export)), excess daytime solar electricity sent back to the grid is credited under the following rule:
💡 PRO SAVINGS🔋 Battery Arbitrage ROI: Wiping out 4PM-9PM Peak ChargesRecommended Spec: 14.3 kWh LFP Battery (Wattsmart Battery Program) · Payback: 5.8 Years (with Wattsmart Upfront Battery Rebate)
To maximize self-consumption and eliminate peak Time-of-Use utility billing in Salt Lake City, Provo, Ogden, St. George, Park City (Utah), our engineering audit recommends 14.3 kWh LFP Battery (Wattsmart Battery Program). By storing midday solar generation and discharging during evening peak windows, homeowners achieve an estimated 5.8 Years (with Wattsmart Upfront Battery Rebate) payback while gaining automatic blackout protection.
🔴 RED FLAG🚩 Installer Red Flags: How Sales Reps Oversize Systems for this UtilityForensic warning on door-to-door proposal tricks in this utility territory
Rocky Mountain Power's Schedule 137 cut solar export credits to ~6 cents/kWh, but its Wattsmart Battery Demand Response program pays generous upfront rebates per kW plus annual bill credits.
🛡️ Verify My Rocky Mountain Power Quote in Quote Auditor →FAQ❓ Rocky Mountain Power Solar & Battery Homeowner FAQsKey questions on net metering, battery sizing, and interconnection
Does Rocky Mountain Power still offer 1:1 net metering in 2026?
Rocky Mountain Power's 2026 solar interconnection policy is classified as Schedule 137 Net Billing ($0.056–$0.068/kWh Export). Specifically, exported kWh are compensated under: $0.068 / kWh Summer Export / $0.056 / kWh Winter Export, with on-peak retail rates at $0.14 – $0.18 / kWh (Summer Tiered / TOU) and off-peak rates at $0.10 – $0.12 / kWh.
What size home battery is recommended for Rocky Mountain Power customers?
For a typical residential home in Salt Lake City, Provo, Ogden, St. George, Park City (Utah), our engineering benchmark recommends 14.3 kWh LFP Battery (Wattsmart Battery Program), delivering an estimated 5.8 Years (with Wattsmart Upfront Battery Rebate) simple payback while protecting against local grid outages.
What is the #1 solar installer red flag in Rocky Mountain Power territory?
Rocky Mountain Power's Schedule 137 cut solar export credits to ~6 cents/kWh, but its Wattsmart Battery Demand Response program pays generous upfront rebates per kW plus annual bill credits.
Recommended Battery Storage & Hybrid Inverters for Rocky Mountain Power
Turnkey solar salespeople routinely charge $3.60–$4.80/W by bundling 30% loan dealer fees and $12,000+ battery margins. Buying Tier-1 UL9540 hardware directly—either DIY or hiring a local licensed electrician ($1,500–$2,500)—cuts total cost by 50–65%.
EG4 18kPV Inverter + 14.3kWh PowerPro WallMount
The gold-standard UL9540 all-in-one hybrid system. Pair an 18kW PV input hybrid inverter (200A pass-through) with an indoor/outdoor IP65 14.3kWh LiFePO4 WallMount battery—saving $12,000+ vs turnkey quotes.
- 18kW PV Input / 12kW Continuous AC Output (200A Pass-Through)
- 14.3kWh LiFePO4 (8,000+ cycles @ 80% DoD)
- UL9540 & UL1741-SB Certified for Permit Approval
EcoFlow Delta Pro Ultra (6kWh–30kWh Modular)
Skip the $30,000 contractor quote and 6-month utility interconnection wait. Delivers 7.2kW–21.6kW continuous 120V/240V split-phase output and 5.6kW Solar Input right out of the box—expandable up to 90kWh.
- 7,200W–21,600W 120V/240V Split-Phase Output
- 6.1kWh LFP Stackable Battery (scales to 30kWh–90kWh)
- 5,600W Solar Input — Zero Roof Permit Required for Portable PV
Renogy 48V Off-Grid & Hybrid LFP Solar Kit
Complete modular 48V architecture combining high-efficiency N-type bifacial panels, a 48V 3,500W–5,000W MPPT inverter-charger, and smart modular LiFePO4 storage at ~$1.15/W hardware cost.
- 48V High-Efficiency Bus (75% lower copper wire loss)
- Modular 48V 50Ah / 100Ah Smart LiFePO4 Battery Bank
- Complete Plug-and-Play MPPT All-in-One Controller
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