Fortress Power DuraRack (SC)

Regular price
$1,950.00
Sale price
$1,950.00
Regular price
$2,495.00
Shipping calculated at checkout.

Boost your energy storage capacity with the Fortress Power DuraRack. This robust iron enclosure accommodates up to 4 eFlex 5.4kWh batteries and can be expanded to hold 4 units (totaling 15 eFlex batteries, equivalent to 81kWh). The DuraRack features built-in busbars and a mount for DIN rail heaters. It offers the flexibility of free-standing or pad-mounted installation and is suitable for both indoor and outdoor use.

Key Features:

  • IP65 rating for water and dust resistance, suitable for indoor and outdoor installation
  • Integrated busbars and battery cables for convenient stacking
  • Simple addition of DIN rail thermostat for cold climates
  • Passive cooling vent designed for warm climates
  • Expandable up to 4 units (15 eFlex batteries), totaling 81 kWh

Specifications

DuraRack Specifications
Enclosure Material Carbon Steel
Enclosure Protection IP65 water and dust proven (outdoor)
Enclosure Color White
Dimensions [W x H x D] 29.29 x 41.34 x 18.03 in (744 x 1050 x 458 mm)
Enclosure Weight 59.6 kg / 153.2 lbs
Maximum Battery Units 4 eFlex 5.4
Storage Capacity Range 5.4kWh – 21.6 kWh per unit
Max. Storage Capacity 81 kWh (4 unites in parallel)
Knockout Size 1 inch & 2 inch
Positive and Negative Battery Busbars 2 x 4 points; M8 (5/16) Terminal Rings
Positive and Negative Busbars to Inverter 2 points; m10 (3/8) Terminal Rings
Battery Cables 4 sets of
Terminal Torque 7.0 – 7.7 Nm (5.1 – 5.7 ft-lb)
Enclosure Warranty 3 Years
Certifications UL9540, UL9540A, UL1973, CEC, SGIP

Downloads

DuraRack Data Sheet

DuraRack Installation Manual

UL9540A eFlex MAX Security with DuraRack

THIS PRODUCT IS SOLD VIA SHOPIFY COLLECTIVE (SC). IT WILL BE SHIPPED DIRECTLY FROM THE BRAND PARTNER AND MAY HAVE SEPARATE SHIPPING CHARGES WHERE ANY ENTROPY SHIPPING DISCOUNTS ARE NOT APPLICABLE. TYPICALLY, IF SHIPPING CHARGES ARE NOT SPECIFIED IN CHECKOUT, PRODUCTS COULD REQUIRE A SEPARATE SHIPPING QUOTE & CHARGE POST-TRANSACTION FROM THE BRAND PARTNER, EVEN IF SHIPPING IS MARKED AS "FREE." WE WILL CONTACT YOU ASAP IN THOSE CASES. ADDITIONALLY, ENTROPY PRODUCT DISCOUNTS DO NOT APPLY TO (SC) PRODUCTS DUE TO LIMITED MARGINS.
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If you purchased an item through our website and need to return it, you can request a refund within 30 days of the shipping date. To qualify for a full refund, the product must be returned in "new" condition – unused, unaltered, unworn, and containing all original components (e.g., all parts of The Safe House Kit).

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