
Maple Leaf Northern Fox ECM4000 Master Battery Module | IP65 Outdoor Rated | 90% DoD | LiFePO4 | UL9540 Certified
Maple Leaf Northern Fox ECM4000 Master Battery Module | IP65 Outdoor Rated | 90% DoD | LiFePO4 | UL9540 Certified
Downloads
- Fox ESS Master Battery Datasheet
- Fox ESS Master Battery User Manual
- Fox ESS Master Battery Installation Quick Guide
- UL-9540A Certification
Note: This listing includes only the ECM4000 Master Module. Slave modules (CS4000) required for full system operation are not included.
The Maple Leaf Northern Fox ECM4000 Master Battery is the intelligent control hub of FOX’s advanced Energy Cube system, now available through a strategic collaboration with Maple Leaf. Engineered with high-performance LiFePO4 cells and built to meet the toughest safety standards, this master module provides scalable and reliable energy storage for both residential and commercial applications.
Key Features
- Modular Scalability: Connects with up to 6 CS4000 slave modules (7 modules total with 1 master battery + 6 slave batteries), expanding system capacity up to 27.8 kWh total storage.
-
Plug-and-Play Integration: Includes built-in BMS and cables for fast, efficient installation.
-
Durable LiFePO₄ Chemistry: Offers >6000 cycles at 90% depth of discharge and >95% round-trip efficiency.
-
Indoor/Outdoor Versatility: IP65 weatherproof design w/ integrated battery heater for cold climate conditions
-
Certified Safety: Complies with UL9540, UL9540A, UL1973, and UN38.3 standards.
- Warranty: 12.5-year manufacturer warranty +2.5 years extended coverage through Maple Leaf Power Systems - 15yr total warranty.
Product Specifications
-
Battery Type: Lithium Iron Phosphate (LiFePO₄)
-
Module Capacity: 3.975 kWh
-
Nominal Voltage: 57.6V
-
Recommended Discharge Current: 35A
-
Max Charge/Discharge Current: 50A
-
Cycle Life: >6000 cycles @ 90% DOD
-
Round-Trip Efficiency: >95%
-
Communication Protocols: RS485, CAN
-
Weight: 40 kg / 88 lbs
-
Dimensions: 570 x 170 x 380 mm (22.4 x 6.7 x 15.0 in)
Certifications and Warranty
-
Certifications: UL1973, UL9540, UL9540A, UN38.3
-
Ingress Protection: IP65
-
Warranty: 12.5-year manufacturer warranty +2.5 years extended coverage through Maple Leaf Power Systems - 15yr total warranty.
Original: $7,914.00
-70%$7,914.00
$2,374.20More Images













Maple Leaf Northern Fox ECM4000 Master Battery Module | IP65 Outdoor Rated | 90% DoD | LiFePO4 | UL9540 Certified
Downloads
- Fox ESS Master Battery Datasheet
- Fox ESS Master Battery User Manual
- Fox ESS Master Battery Installation Quick Guide
- UL-9540A Certification
Note: This listing includes only the ECM4000 Master Module. Slave modules (CS4000) required for full system operation are not included.
The Maple Leaf Northern Fox ECM4000 Master Battery is the intelligent control hub of FOX’s advanced Energy Cube system, now available through a strategic collaboration with Maple Leaf. Engineered with high-performance LiFePO4 cells and built to meet the toughest safety standards, this master module provides scalable and reliable energy storage for both residential and commercial applications.
Key Features
- Modular Scalability: Connects with up to 6 CS4000 slave modules (7 modules total with 1 master battery + 6 slave batteries), expanding system capacity up to 27.8 kWh total storage.
-
Plug-and-Play Integration: Includes built-in BMS and cables for fast, efficient installation.
-
Durable LiFePO₄ Chemistry: Offers >6000 cycles at 90% depth of discharge and >95% round-trip efficiency.
-
Indoor/Outdoor Versatility: IP65 weatherproof design w/ integrated battery heater for cold climate conditions
-
Certified Safety: Complies with UL9540, UL9540A, UL1973, and UN38.3 standards.
- Warranty: 12.5-year manufacturer warranty +2.5 years extended coverage through Maple Leaf Power Systems - 15yr total warranty.
Product Specifications
-
Battery Type: Lithium Iron Phosphate (LiFePO₄)
-
Module Capacity: 3.975 kWh
-
Nominal Voltage: 57.6V
-
Recommended Discharge Current: 35A
-
Max Charge/Discharge Current: 50A
-
Cycle Life: >6000 cycles @ 90% DOD
-
Round-Trip Efficiency: >95%
-
Communication Protocols: RS485, CAN
-
Weight: 40 kg / 88 lbs
-
Dimensions: 570 x 170 x 380 mm (22.4 x 6.7 x 15.0 in)
Certifications and Warranty
-
Certifications: UL1973, UL9540, UL9540A, UN38.3
-
Ingress Protection: IP65
-
Warranty: 12.5-year manufacturer warranty +2.5 years extended coverage through Maple Leaf Power Systems - 15yr total warranty.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Downloads
- Fox ESS Master Battery Datasheet
- Fox ESS Master Battery User Manual
- Fox ESS Master Battery Installation Quick Guide
- UL-9540A Certification
Note: This listing includes only the ECM4000 Master Module. Slave modules (CS4000) required for full system operation are not included.
The Maple Leaf Northern Fox ECM4000 Master Battery is the intelligent control hub of FOX’s advanced Energy Cube system, now available through a strategic collaboration with Maple Leaf. Engineered with high-performance LiFePO4 cells and built to meet the toughest safety standards, this master module provides scalable and reliable energy storage for both residential and commercial applications.
Key Features
- Modular Scalability: Connects with up to 6 CS4000 slave modules (7 modules total with 1 master battery + 6 slave batteries), expanding system capacity up to 27.8 kWh total storage.
-
Plug-and-Play Integration: Includes built-in BMS and cables for fast, efficient installation.
-
Durable LiFePO₄ Chemistry: Offers >6000 cycles at 90% depth of discharge and >95% round-trip efficiency.
-
Indoor/Outdoor Versatility: IP65 weatherproof design w/ integrated battery heater for cold climate conditions
-
Certified Safety: Complies with UL9540, UL9540A, UL1973, and UN38.3 standards.
- Warranty: 12.5-year manufacturer warranty +2.5 years extended coverage through Maple Leaf Power Systems - 15yr total warranty.
Product Specifications
-
Battery Type: Lithium Iron Phosphate (LiFePO₄)
-
Module Capacity: 3.975 kWh
-
Nominal Voltage: 57.6V
-
Recommended Discharge Current: 35A
-
Max Charge/Discharge Current: 50A
-
Cycle Life: >6000 cycles @ 90% DOD
-
Round-Trip Efficiency: >95%
-
Communication Protocols: RS485, CAN
-
Weight: 40 kg / 88 lbs
-
Dimensions: 570 x 170 x 380 mm (22.4 x 6.7 x 15.0 in)
Certifications and Warranty
-
Certifications: UL1973, UL9540, UL9540A, UN38.3
-
Ingress Protection: IP65
-
Warranty: 12.5-year manufacturer warranty +2.5 years extended coverage through Maple Leaf Power Systems - 15yr total warranty.


















