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Page | 002 MEGAPACK 2 XL DATASHEET
Specifications are preliminary and subject to change.
Flexible offering designed for utility-scale projects
• Modularity allows greater configuration flexibility
• Supports Capacity Maintenance Agreements (CMA)
Proven inverter and battery technology drives design efficiency
• One Megapack includes up to 24 independent battery
modules
• Configurable for 2 to 6+ hour continuous charge/discharge
• Best-in-class round-trip efficiency and thermal system
performance
Turnkey solution enables rapid and cost-effective deployment • Pre-assembled and pre-tested at Tesla’s Gigafactory
• No DC connections required on site
STANDARD SYSTEM SPECIFICATIONS
Megapack is available in 2-hour and 4-hour configurations. Minimum battery AC power and energy specifications are listed below.
MECHANICAL AND MOUNTING
AC Power / Energy per Megapack1
2-Hour 1927.2 kW / 3854.4 kWh
4-Hour 969.6 kW / 3878.4 kWh
Ingress Ratings
Enclosure Dimensions
Maximum Weight (Mass)
Operating Ambient Temperature
IP66/NEMA 3R (Main Enclosure) IP20 (Thermal System)
W: 9118 mm (359 in)
D: 1659 mm (65 1⁄2 in) H: 2800 mm (110 1⁄4 in)
38,100 kg (84,000 lb)
–30°C to 50°C (–22°F to 122°F)
Inverter capacity maximum values and standard configurations are listed below. Factory configuration of the Megapack to a custom capacity not addressed by the standard values can be requested from 300 kVA up to the maximum values indicated in 100 kVA increments. Round-trip efficiency is specified for a full-depth cycle and includes all power conversion and thermal system losses during the cycle.
REGULATORY (EXPECTED LISTINGS)
Inverter Power per Megapack (at 480 V AC)
2400 kVA
Round-Trip System Efficiency1
92.5%
Cells
System
NRTL listed to UL 1642
NRTL listed to UL 1973, UL 9540, UL 9540A, UL 1741 SA, IEC 62619, IEEE 1547
Compliant to grid codes and safety standards of all major markets
2-Hour Maximum
4-Hour Maximum
1632 kVA 94%
1 Nominal energy and RTE at 25°C (77°F) including thermal management loads, Day 1
COMMUNICATIONS
ELECTRICAL INTERFACE
Nominal AC Voltage
Nominal Frequency
480 V AC 3-phase
50 or 60 Hz
Modbus TCP / DNP3 / Rest API
1848844-XX-Y
(Where X is a number between 0-9, and Y is a letter.)
MEGAPACK 2 XL DATASHEET - REV. 1.0 - November 12, 2021
Protocol
PART NUMBER
Megapack 2 XL (All Variants)
TESLA.COM/MEGAPACK
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