Prime MP22K37SS – High Rate Semi-Solid Battery cell| 3.7V High Nickel Ternary 280WH/KG | 22,000 mAh

Prime MP22K37SS – High Rate Semi-Solid Battery cell| 3.7V High Nickel Ternary 280WH/KG | 22,000 mAh

“The only 22,000mAh cell in the 72×170mm footprint — 81.4Wh where every other 22,000mAh requires a larger bay.”

The Prime 3.7V High Nickel Ternary 280WH/KG 22,000mAh is the flagship of the Prime semi-solid 72×170mm group and the only 22,000mAh cell available in the 72×170mm footprint across every Midlands Power series. Every other 22,000mAh cell — the Volt Ternary/LCO, Volt HV Ternary, and Volt HV Li-Co — requires the larger 87×187mm bay. The Prime 22,000mAh delivers 81.4Wh in 294g at 72×170mm, storing exactly the same energy as the Volt Ternary/LCO 22k while weighing 109g less and fitting in a significantly smaller footprint. It is also the last cell in the Prime 280WH/KG family to carry the 2C charge and 7C continuous rate profile — the next capacity steps up in the family drop to 1C charge and 5C continuous. At 10C peak (220A) and 7C continuous (154A), it is built for sustained endurance operations — mapping, logistics, emergency response, and fire-fighting UAVs — where mission duration and weight budget matter more than instantaneous burst power. It carries the full structural and safety advantages of semi-solid construction: lower risk of liquid leakage and fire than conventional liquid-electrolyte cells. Precision-manufactured using AI vision stacking technology for consistent internal structure and reliable field performance across every production batch.

Description

The Prime HN Ternary 22,000mAh is the only cell of its capacity in the compact 72×170mm format, delivering 81.4Wh at just 294g. It matches larger cells in energy while being significantly lighter and smaller. With 2C charging (~30 minutes), 7C continuous, and 10C peak output, it’s optimized for endurance, using semi-solid construction and AI precision manufacturing for safety and reliability.

  • The Only 22,000mAh Cell in the 72×170mm Footprint

No other 22,000mAh cell from any Volt or Prime series fits a 72×170mm bay. The Volt Ternary/LCO 22,000mAh is 87×187mm. The Volt HV Ternary 22,000mAh is 87×187mm. The Volt HV Li-Co 22,000mAh is 87×187mm. The Prime 22,000mAh is 72×170mm — the only one. For any drone platform built around the 72×170mm form factor that needs 22,000mAh of capacity, this is not one option among several. It is the only option. For platforms already running the Prime 16k or 17k in this footprint, the 22,000mAh delivers 37.5% and 29.4% more energy, respectively, without touching the frame bay.

  • 280WH/KG — 81.4Wh at 294g, 109g Lighter Than the Equivalent Volt Cell

The High Nickel Ternary semi-solid cathode stores 81.4Wh at 280Wh/KG in 294g. The Volt Ternary/LCO 22,000mAh stores the same 81.4Wh — but in a heavier 403g cell at a larger 87×187mm footprint. The Prime 22,000mAh delivers identical energy, 109g lighter, in a significantly smaller form factor. Even against the lightest 22,000mAh Volt variant — the HV Li-Co at 363g and 87×187mm — the Prime 22,000mAh is 69g lighter and fits in a smaller bay. For UAVs where battery weight reduces payload capacity or endurance margin, the difference is not marginal.

  • Last Cell in the 72×170mm Prime Group — Ceiling of the Higher-Rate Profile

The 22,000mAh is the third and final cell in the Prime 280WH/KG 72×170mm group. It is also the last cell in the family to run 2C charge and 7C continuous discharge. Every larger Prime 280Wh/KG cell — the 25,000mAh, 27,000mAh, 30,000mAh, and 40,000mAh — operates at 1C charge and 5C continuous, requiring larger footprints and slower charge cycles. For operators who need maximum capacity within the 72×170mm bay while retaining the 2C/7C rate profile, the 22,000mAh is the ceiling.

  • 29.4% More Energy Than the 17,000mAh — Final 72×170mm Step-Up

Stepping up from the 17k to the 22,000mAh adds 18.5Wh of stored energy (+29.4%) and increases peak burst from 170A to 220A (+29.4%) for 69g of additional weight and 2.1mm of additional thickness — still within the same 72×170mm footprint. This is the last capacity step available before the Prime family moves to a larger footprint. For operators already running the 16,000mAh or 17,000mAh who need the most endurance the 72×170mm bay can deliver on this chemistry, the 22,000mAh is the definitive end point.

  • Semi-Solid Construction — Structural and Safety Advantage

The Prime series uses advanced semi-solid electrolyte technology, reducing liquid electrolyte content compared to conventional LiPo construction. This provides lower risk of liquid leakage and fire under damage or abnormal operating conditions, greater mechanical stability under vibration and impact loads, and more consistent internal geometry over the cell’s service life. For mapping, logistics, emergency response, and safety-defence UAVs operating in demanding environments, the semi-solid construction adds a meaningful layer of operational reliability that no liquid-electrolyte cell in the 72×170mm footprint can match.

  • 10C Peak — 220A, Built for Sustained Endurance

The Prime 22,000mAh delivers 220A peak burst and 154A continuous — rates calibrated for sustained endurance operations rather than the high-burst applications of the Volt series. The 10C peak at 22,000mAh provides sufficient instantaneous power for normal takeoff, cruise, and payload operations on commercial mapping, logistics, and emergency response platforms. For missions where duration is the primary performance metric, the 280WH/KG energy density advantage over every liquid-electrolyte alternative is the specification that matters most.

  • 2C Charge — 44A Input, ~30 Min Full Charge

Standard 2C continuous charge delivers 44A input, fully charging the cell in approximately 30 minutes. This is the highest charge rate available in the Prime 280WH/KG family at this capacity and above — the 25,000mAh, 27,000mAh, 30,000mAh, and 40,000mAh all charge at 1C. Two cells in rotation at 2C sustain continuous field operations across extended deployment windows without interruption.

  • AI Vision Stacking

Fully automated production line with AI-guided vision stacking ensures precise internal layer alignment and structural integrity across the 72×170mm footprint — maintaining consistent energy density performance and safety behaviour at the highest capacity point of the semi-solid 72×170mm group.

Core Specifications

Parameter Value
Series Prime
Product Type High Rate Semi-Solid Battery Cell
Material System 3.7V High Nickel Ternary — 280WH/KG
Nominal Voltage 3.7V
Capacity 22,000 mAh (22Ah)
Continuous Charge Rate 2C (44A)
Continuous Discharge Rate 7C (154A)
Peak Discharge Rate 10C (220A)
Dimensions (W×L) 72 × 170 mm
Thickness 10.3 mm
Weight 294g (±5%) — 279g to 309g
Cell Form Factor Soft Pack / Pouch Cell
Cell Technology Semi-Solid Electrolyte
Chemistry High Nickel Ternary
Nominal Energy 81.4 Wh
Energy Density 280 WH/KG
Full Charge Time ~30 min (at 2C)

Prime 3.7V High Nickel Ternary 280WH/KG — Full Capacity Family

Capacity Dimensions (W×L) Thickness Weight Energy Cont. Discharge Peak Charge
16,000 mAh 72×170 mm 7.8 mm 215g 59.2 Wh 7C / 112A 10C / 160A 2C
17,000 mAh 72×170 mm 8.2 mm 225g 62.9 Wh 7C / 119A 10C / 170A 2C
22,000 mAh ✅ 72×170 mm 10.3 mm 294g 81.4 Wh 7C / 154A 10C / 220A 2C
25,000 mAh 105×230 mm 6.7 mm 374g 92.5 Wh 5C / 125A 10C / 250A 1C
27,000 mAh 87×187 mm 9.8 mm 365g 99.9 Wh 5C / 135A 10C / 270A 1C
30,000 mAh 87×187 mm 10.8 mm 406g 111.0 Wh 5C / 150A 10C / 300A 1C
40,000 mAh 105×230 mm 10.4 mm 578g 148.0 Wh 5C / 200A 10C / 400A 1C

Why Choose the 22,000 mAh

Reason Detail
Only 22,000mAh cell in 72×170mm Every other 22,000mAh variant — all three Volt series — requires an 87×187mm bay
109g lighter than Volt TerLCO 22,000mAh Same 81.4Wh, smaller footprint, 109g less weight
Ceiling of the 72×170mm Prime group Maximum capacity before footprint grows — no higher in this bay size
Last 2C charge / 7C continuous cell in the family All larger Prime 280WH/KG cells drop to 1C charge and 5C continuous
29.4% more energy than 17,000mAh, same bay 62.9Wh → 81.4Wh with no frame modification required
Semi-solid safety advantage Lower leakage and fire risk than any liquid-electrolyte 22,000mAh alternative

Same Capacity, All Series — 22,000mAh Full Comparison

Prime HN Ternary 22,000mAh ✅ Volt TerLCO 22,000mAh Volt HV Ternary 22,000mAh Volt HV Li-Co 22,000mAh
Footprint (W×L) 72×170 mm 87×187 mm 87×187 mm 87×187 mm
Thickness 10.3 mm 10.4 mm 10.5 mm 9.6 mm
Weight 294g 403g 389g 363g
Energy 81.4 Wh 81.4 Wh 83.6 Wh 83.6 Wh
Energy Density 280 WH/KG 200 WH/KG ~216 WH/KG 240 WH/KG
Cont. Discharge 7C / 154A 10C / 220A 10C / 220A 10C / 220A
Peak Discharge 10C / 220A 25C / 550A 25C / 550A 25C / 550A
Charge Rate 2C / 44A 2C / 44A 5C / 110A 2C / 44A
Cell Technology Semi-Solid Liquid LiPo Liquid LiPo Liquid LiPo
Best For Small bay, max energy density, endurance High-rate burst, larger bay Fast recharge, larger bay Max liquid-cell density, larger bay

Ideal Applications

Application Why This Cell Fits
Mapping & survey drones Maximum 72×170mm endurance — 81.4Wh for longest survey coverage per sortie
Logistics & delivery UAVs Only 22,000mAh option in the 72×170mm format — maximum range in weight-managed platforms
Emergency response UAVs Semi-solid reliability and 81.4Wh endurance for extended on-station operations
Fire-fighting platforms Semi-solid construction with lower leakage and fire risk for near-fire deployment
16k and 17k fleet upgrades Same 72×170mm bay — 37.5% and 29.4% more energy with no frame modification
Weight-critical commercial platforms 294g for 81.4Wh — lightest 22,000mAh option available across all series by 69g or more

Additional information

Battery Type

Semi-Solid

Capacity

20,000 – 30,000 mAh

Voltage

3.7V

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