Downloads

Manuals, files & videos

Every document we publish for the NEEY range — 22 files. If you need a source file, a drawing or a test report that is not listed, ask us.

Catalogue

Product catalog (EN) NEEY-24S4A · Smart Active Balancer PDF

Manuals & specifications

Specification & user manual (EN) NEEY-24S4A · Smart Active Balancer PDF
User manual (中文, V1.0) NEEY-24S4A · Smart Active Balancer PDF
User manual (EN, NEEY-24S4EB) NEEY-24S4A · Smart Active Balancer PDF
User manual (中文, V1.2.1) NEEY-24S8A · Smart Active Balancer PDF
User manual (中文, V1.2.1) NEEY-24S10A · Smart Active Balancer PDF
User manual (中文, V1.61) NEEY-24S15A · Smart Active Balancer PDF
User manual (EN) NEEY-24S15A · Smart Active Balancer PDF
Selection table & manual (EN) EK-C3S5A · Capacitor Balancer Board PDF
选型表 (中文) EK-C3S5A · Capacitor Balancer Board PDF
Inductor balancer technical parameters (all DG models) DG-2S 2A · Inductor Balancer Board PDF

Communication protocol

TTL communication protocol (EN) NEEY-24S4A · Smart Active Balancer PDF

Wiring diagrams

Cascade wiring to 36S NEEY-24S4A · Smart Active Balancer PDF
Cascade wiring diagram, up to 79S NEEY-24S10A · Smart Active Balancer PDF

Schematics & PCB

Power-supply schematic (V1.5) NEEY-24S15A · Smart Active Balancer PDF
PCB component tag map (V1.5) NEEY-24S15A · Smart Active Balancer PDF

Certificates & test reports

CE LVD certificate NEEY-24S10A · Smart Active Balancer PDF
FCC Part 15B report NEEY-24S10A · Smart Active Balancer PDF
RoHS certificate NEEY-24S10A · Smart Active Balancer PDF
CE certificate (EK-C4S5A) EK-C3S5A · Capacitor Balancer Board PDF
CE-EMC report (EK-C4S5A) EK-C3S5A · Capacitor Balancer Board PDF
RoHS certificate (EK-C4S5A) EK-C3S5A · Capacitor Balancer Board PDF

Installation & demonstration videos

NEEY-24S4A running on a live pack
NEEY EK-C capacitor balancer board running
NEEY DG inductive balancer board running
Cell tap connection walkthrough

Developer resources

The TTL master–slave protocol document describes the frame format used to cascade balancers and to report cell state to an external controller, charger or inverter. Source examples are published on GitHub.

View on GitHub Compatible hardware