Delta APRU 6L BB2590 BB-2590/U lithium-ion battery BT-70791JV in its packaging

Delta APRU 6L BB2590 Lithium-Ion Battery, BB-2590/U

SKU: DD-BB2590

Delta Development Team

The BB2590 Mil-Standard Battery (Delta SKU BT-70791JV) is the rechargeable lithium-ion BB-2590/U smart battery that powers the Delta APRU 6L Autonomous Portable Blood Refrigerator. One battery runs the APRU for up to 95 hours at 24 C (75 F).12 Delta sells this battery for use with the APRU 6L, and Bren-Tronics, the battery manufacturer, rates it at 298 Wh with a -32 C low temperature range.13 Pacific Biomedical is an Authorized Delta Development Team Distributor (USA).

Product Highlights:

  • Powers the APRU 6L: up to 95 hours of blood storage per battery2
  • BB-2590/U, 298 Wh lithium-ion, 10.3 Ah in 24 V mode or 20.6 Ah in 12 V mode3
  • Low temperature rated: operates -32 to 60 C (-25.6 to 140 F)3
  • State of charge indicator and SMBus smart battery electronics3
  • Recharges inside the APRU in 4 hours, or on a Delta-listed external charger245
  • Carry two spares in the APRU 6L Backpack Carrier with Pouches

Specifications:

Battery manufacturer Bren-Tronics
Delta SKU BT-70791JV1
Type BB-2590/U rechargeable lithium-ion smart battery
SKU DD-BB2590
NSN 6140-01-677-26193
Energy 298 Wh
Nominal voltage 14.4 V or 28.8 V (two sections)
Capacity 10.3 Ah in 24 V mode; 20.6 Ah in 12 V mode
Maximum voltage 16.8 V per section
Operating temperature -32 to 60 C (-25.6 to 140 F)
Storage temperature -40 to 40 C (-40 to 104 F)
Dimensions 4.369 x 2.4 x 4.969 in
Connector Floating type per U.S. Army DWG SC-C-179495
State of charge indicator Yes
Manufacturer specification MIL-PRF-32052/1; UN/DOT 38.3; IEC 621333
APRU run time Up to 95 hours at 24 C (75 F) per battery2
Fits Delta APRU 6L Autonomous Portable Blood Refrigerator

Related products:

Frequently Asked Questions:

What battery does the Delta APRU 6L use?
A BB-2590/U rechargeable lithium-ion smart battery. Delta sells it as the BB2590 Mil-Standard Battery, SKU BT-70791JV.12
How long does a BB2590 battery run the APRU?
Up to 95 hours at 24 C (75 F) ambient. Extreme heat or cold shortens run time; the APRU display predicts remaining time.2
What are the BB-2590 battery specifications?
This BT-70791JV is 298 Wh, 14.4 V or 28.8 V nominal, 10.3 Ah in 24 V mode or 20.6 Ah in 12 V mode, with a state of charge indicator.3
What size is the BB-2590 battery?
Bren-Tronics lists the BT-70791JV at 4.369 x 2.4 x 4.969 in with a floating connector per U.S. Army drawing SC-C-179495.3
How do I charge a BB2590 battery?
Inside the APRU, the internal charger refills it in 4 hours while the unit holds temperature. For spares, Delta lists the Bren-Tronics BTC-70903-MR1 single station charger (about 7.5 hours from depleted) and the UltraLife UCH0057 fast charger (under 5 hours).245
BB-2590 vs BB-5590: which one does the APRU use?
The APRU 6L is specified for the rechargeable BB-2590/U smart battery, which the APRU internal charger refills in 4 hours. Use only the Delta-listed BB-2590/U in the APRU.12
Can I use any BB-2590 in the APRU?
Delta specifies a MIL-PRF-32383 BB-2590/U smart battery and sells this BT-70791JV for the APRU 6L. Use the Delta-listed battery to stay within the validated configuration.12
What temperature can the BB2590 operate in?
-32 to 60 C (-25.6 to 140 F), matching the APRU low end of -32 C.23
Can I fly with BB2590 batteries?
The battery is UN/DOT 38.3 tested at 298 Wh. Lithium batteries over 160 Wh have airline limits, so check with your carrier or aviation unit before flying spares.3
Is BB2590 the same as BB-2590/U?
Yes. BB2590, BB 2590 and BB-2590/U are the same military battery designation written different ways. The APRU uses the rechargeable lithium-ion version, which Delta lists as the Bren-Tronics BT-70791JV.13
What is the NSN for the BB2590 battery?
Bren-Tronics lists NSN 6140-01-677-2619 for the BT-70791JV.3
References
  1. Delta Development Team Online Store. BB2590 Mil-Standard Battery (BT-70791JV), for use with the APRU 6L. store.deltadevteam.com
  2. Delta Development Team. APRU 6L specification sheet, military edition (10/07/2024). APRU 6L military spec sheet (PDF)
  3. Bren-Tronics (battery manufacturer). BT-70791JV, BB-2590/U 298 Wh low temperature lithium-ion battery, product data. bren-tronics.com/bt-70791jv
  4. Delta Development Team Online Store. Bren-Tronics Single Station Battery Charger (BTC-70903-MR1). store.deltadevteam.com
  5. Delta Development Team Online Store. UltraLife Smart Fast Desktop Battery Charging Station (UCH0057). store.deltadevteam.com

Specifications from Delta Development Team documentation. Pacific Biomedical is an Authorized Delta Development Team Distributor (USA). From Pacific Biomedical.

Item # Image Price Quantity

Delta APRU 6L BB2590 Lithium-Ion Battery, BB-2590/U

DD-BB2590

 Delta APRU 6L BB2590 BB-2590/U lithium-ion battery BT-70791JV in its packaging

$745.00

ea

Item # Image Description Quantity

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