The QUANTUM's headline performance — the lightest portable warmer in its class, warming cold blood to 100.4°F in 24 seconds — rests on this battery. Its ability to rapidly redistribute power based on real-time fluid temperature and flow-rate feedback is what lets the system hold normothermic output through an entire transfusion.
What powers warm-blood resuscitation off a single 16-oz pack?
The QUANTUM Battery delivers, on a full charge, enough energy to warm two units of 39°F refrigerated whole blood (about 900 mL) or roughly 1,700 mL of 68°F IV fluid to the system's 100.4°F target. Actual capacity varies with ambient and input-fluid temperature — colder inputs draw more energy and reduce throughput per charge. It is sold as a standalone replacement or spare (35-0002) for providers already operating a complete QUANTUM system; carrying a charged spare extends operational endurance well beyond a single battery between charging opportunities.
Availability note: the QUANTUM platform has had limited production. If you operate QUANTUM systems and need to confirm current battery and consumable availability before standardizing, contact us for status.
Why This Component
Intelligent Power Delivery
Redistributes power in real time against fluid temperature and flow rate to hold output on target.
2 Units Per Charge
Two units of 39°F whole blood, or ~1,700 mL of IV fluid, from a single charge.
Up To 400 Cycles
Rated life expectancy of up to 400 charge cycles with proper care.
Spare-Ready
Stocked as a standalone unit for battery rotation and operational endurance.
Completes The System
Pair with the charger for rotation, or see the full system:
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The Power Behind The Warmth.
Genuine North American Rescue, shipped from a clinician-founded, veteran-led team.

Genuine North American Rescue
Sourced direct from North American Rescue.
Specifications
| Manufacturer | North American Rescue |
| Item # | 35-0002 |
| Voltage | 44V lithium |
| Weight | 16 oz |
| Blood Capacity Per Charge | 2 units of 39°F whole blood (~900 mL) |
| IV Fluid Capacity Per Charge | ~1,700 mL of 68°F (20°C) fluid |
| Life Expectancy | Up to 400 charge cycles |
| Charger | QUANTUM Charger (35-0001) |
| Compatible System | QUANTUM Blood & Fluid Warming System only |
When to Deploy QUANTUM Battery
What's Included (NAR SKU: 35-0002):
- 1 × QUANTUM 44V Lithium Battery (SKU 35-0002) — standalone replacement unit for the QUANTUM Blood & Fluid Warming System
- Operational spare battery rotation: Carry a second charged battery during extended operations — doubles the blood or fluid warming capacity between charging opportunities.
- Unit-level battery management: Maintain a pool of batteries at the unit level to ensure all QUANTUM systems are ready with a full charge before any mission departure.
- Remote operations without recharge access: Each battery delivers two units of cold blood or 1,700 mL IV fluid — a spare battery extends operational endurance beyond what a single charge allows.
- Training and certification maintenance: A dedicated training battery (kept at lower charge cycles) preserves the service life of operational batteries while still enabling hands-on QUANTUM system training.
- Lifecycle replacement: Batteries rated to up to 400 charge cycles — replace proactively when cycle count approaches the rated limit rather than waiting for mid-mission failure.
Field tip: Store spare batteries charged to approximately 50–60% if they will sit unused for extended periods — lithium cells store best at partial charge, not 100%. Charge to full immediately before each mission.
How QUANTUM Battery Compares
QUANTUM Battery vs. QUANTUM Charger: The QUANTUM Charger (35-0001) restores the battery between missions. The Battery (35-0002) is the power cell itself — you need both for a complete recharge cycle. Carry one battery per QUANTUM system plus one spare; the charger stays at the FOB or vehicle.
QUANTUM Battery vs. complete QUANTUM System: The complete QUANTUM Blood & Fluid Warming System includes a controller, battery, charger, and two TTS-B disposables. The standalone battery is for providers who already have a complete QUANTUM system and need a replacement or spare power source.
QUANTUM vs. QinFlow Warrior EXTREME: North American Rescue has announced QUANTUM system discontinuation due to supply chain constraints. Providers requiring ongoing blood and fluid warming should evaluate the QinFlow Warrior EXTREME as the current-production alternative. Existing QUANTUM systems remain functional — carry spare batteries while supplies last.
QUANTUM Battery — Frequently Asked Questions
Q: What is the QUANTUM Battery used for?
A: The QUANTUM Battery (35-0002) is the 44V lithium power source for the NAR QUANTUM Blood & Fluid Warming System. It drives the warming elements in the Thermal Transfusion Set (TTS-B) to heat cold blood and IV fluids to 100.4°F (38°C) for normothermic infusion.
Q: How many blood units can one QUANTUM Battery warm per charge?
A: A fully charged QUANTUM Battery warms two units of 39°F refrigerated whole blood at 100 mL/min to 100.4°F. For 68°F IV fluids, capacity is approximately 1,700 mL per charge.
Q: Is the QUANTUM system still in production?
A: North American Rescue has announced QUANTUM system discontinuation due to manufacturing supply chain constraints. Existing systems remain functional, but future availability of batteries, controllers, and TTS-B disposables will be limited. Providers planning for long-term blood warming capability should evaluate current-production alternatives.
Q: What is the expected cycle life of the QUANTUM Battery?
A: The QUANTUM Battery is rated to up to 400 charge cycles under normal use conditions. Track cycle count and replace proactively as the battery approaches its rated service life.
Q: Is the QUANTUM Battery compatible with other blood warmer systems?
A: No. The QUANTUM Battery is proprietary to the NAR QUANTUM Blood & Fluid Warming System only. It is not cross-compatible with other blood warming platforms.
Related searches: QUANTUM battery, NAR QUANTUM 44V battery, 35-0002, blood warmer battery, QUANTUM spare battery, portable blood warmer power source
All products sourced direct from North American Rescue. CoTCCC recommendation status verified where applicable. Ships from MED-TAC International, Pembroke Pines, FL — clinician-founded, veteran-led, SDVOSB-certified.
Specifications coming soon. Contact us for detailed product information.