MonoLith™ Battery System

Scalable. Rugged. Integration-Ready. The MonoLith™ is a pre-engineered, liquid-cooled lithium-ion battery platform designed to accelerate prototyping and deployment of electrified systems without the delays and costs of custom development. With a fully integrated high-voltage architecture and patent-pending modular substructure, MonoLith™ delivers high energy density, serviceability, and robust safety features in a form factor that scales from 48V to 100V , and 10kWh to 100kWh+ . Built for teams solving real-world electrification challenges—on land, in the air, or in the lab—MonoLith™ offers: Scalable architecture — Easily expand capacity without redesign or additional tooling; delivery is typically in less than 14 weeks! No NRE required — Start development immediately with off-the-shelf mechanical and electrical interfaces Liquid cooling — Precision-controlled thermal performance with adjustable flow channels Wire-bonded 21700 cells — Direct-sourced from manufacturer for traceability and consistency Configurable CAN 2.0 / CANopen — Digital BMS with adjustable CAN messaging for easy ECU integration Rugged extruded aluminum frame — High-strength, vibration-resistant with flexible mounting options HVIL & internal leak detection — Integrated safety systems designed for harsh environments Pack- and cell-level fusing — Embedded electrical protection for reliability in field conditions Pressure vent and pre-charge circuit — Built-in safety and system management features Ingress protection rated to IP67 — Designed for optimal water and dust resistance MSD & Serviceable design — Quick access disconnect and field-replaceable components Whether you're building an off-highway EV, a defense platform, or a flight test article, MonoLith™ helps you reduce lead times , eliminate NRE , and accelerate go-to-market strategies —all while delivering a level of integration readiness rarely seen outside high-volume OEM programs. | Gen2 Lithium Block™ — Modular Wire-Bonded Battery Modules for Scalable Systems The Gen2 Lithium Block™ from CIE Solutions is a compact, air-cooled lithium-ion battery module engineered for modular energy systems requiring high current, high reliability, and flexible integration. Built around ultrasonically wire-bonded 18650 cells , each unit is optimized for demanding applications in robotics, autonomous systems, vehicle electrification, and defense prototyping environments. Modules are available in 5p to 10p configurations , offering nominal capacities up to 125 Wh (Energy variant) or 210A discharge (Power variant) ( Higher currents are available upon request ). Designed with an emphasis on system safety and configurability, each module includes integrated cell voltage and temperature monitoring , cell-level fusing , and low-resistance aluminum current pathways —delivering excellent thermal behavior and cycle stability in series configurations up to 500 VDC . Core Architecture Wire-bonded interconnects (99.997% aluminum, 300–500µm): reduce contact resistance, eliminate mechanical terminals, and enhance vibration tolerance Sensor-integrated PCB : monitors each cell’s voltage and temperature, protected by urethane conformal coating Thermistor array : 5 NTC sensors per module routed to an 8-pin Molex harness with resettable fuse protection Tool-less mechanical integration : via pre-threaded stainless inserts and optional CIE mounting arrays Passive cell-level fusing : protects against internal shorts with experimentally validated fuse thresholds Busbar-ready terminals : spaced at 25.5 mm centers with low-profile copper collector plates Performance Options Energy Modules: 52–125 Wh, 17.5–35 Ah Max discharge: 100A (10p config) Voltage: 2.5–4.2 V per module Ideal for endurance-focused applications Power Modules: 50–103 Wh, 14–28 Ah Max discharge: up to 210A across 6p–10p configurations; higher current ratings available upon request Voltage: 2.5–4.2 V per module Suited for propulsion, acceleration, or transient load support Cycle and thermal degradation profiles are provided for both cell chemistries, showing high retention over 400+ cycles and robust performance from -40°C to +60°C. Designed for Integration Series/parallel stackable in 1SxP configurations with CIE or third-party busbars Standard JST GH signal connectors simplify wiring to standard BMS platforms Compatible with CC-CV charging profiles up to 4.2 V/cell UL94-V0 flame-rated ABS housing with IP-aware vent clearance recommendations Designed and assembled in Boulder, Colorado, with optional system support and pack design consulting Applications Swarm robotics and ground vehicle propulsion UAV & autonomous system powertrains Portable and mobile field power systems Modular lab and university testbeds Defense and aerospace subsystem validation Electrified retrofits and low-volume EVs CIE Solutions provides short lead times, flexible MOQ, and engineering collaboration to help integrators accelerate development while avoiding the overhead of large-scale manufacturing. The Gen2 Lithium Block™ enables you to build production-grade systems at prototype speed.