Batteries

Dyness 45kWh High Voltage Battery with BDU

Model: DYNS-16
Specifications: 10

Cooling MethodNatural Cooling
ApplicationsResidential, Commercial & Industrial Energy Storage
Battery ChemistryLithium Iron Phosphate (LiFePO₄ / LFP)
Battery TypeHigh Voltage Energy Storage Battery
Cycle Life≥6000 Cycles (Typical)
View all 10 specifications ↓

Overview

The Dyness 45kWh High Voltage Battery with BDU is a high-capacity lithium iron phosphate (LiFePO₄) energy storage solution designed for residential, commercial, and industrial solar power systems. Equipped with an advanced Battery Distribution Unit (BDU) and an intelligent Battery Ma

Specifications

TECHNICAL SPECIFICATION
Cooling Method	Natural Cooling
General Specification
Applications	Residential, Commercial & Industrial Energy Storage
Battery Chemistry	Lithium Iron Phosphate (LiFePO₄ / LFP)
Battery Type	High Voltage Energy Storage Battery
Cycle Life	≥6000 Cycles (Typical)
Installation	Floor Standing / Stackable
Nominal Energy	45kWh
Operating Temperature	Charging: 0°C to 50°C, Discharging: -10°C to 50°C
Protection function	Over Charge, Over Discharge, Over Current, Short Circuit, Over Temperature
Scalability	Modular & Expandable

What these specifications mean

Dyness 45kWh High Voltage Battery with BDU is listed with 10 published specifications from Dyness, including cooling method of Natural Cooling, applications of Residential, Commercial & Industrial Energy Storage, battery chemistry of Lithium Iron Phosphate (LiFePO₄ / LFP) and battery type of High Voltage Energy Storage Battery. Those figures are what decide whether this unit fits your system, so read them against the equipment it will connect to before comparing price.

For a battery, the figures that matter most are usable capacity after depth of discharge — LiFePO4 typically allows 80–100%, lead-acid closer to 50%, system voltage: 12 V, 24 V and 48 V for low-voltage packs, or a high-voltage stack, continuous charge and discharge current, which limits how much power you can draw from the pack and cycle life at a stated depth of discharge, commonly 3,000–6,000 cycles for LiFePO4. Storage is what turns a solar array from a daytime bill-reducer into a system that covers evening loads and rides through outages. It is normally the single most expensive component, so sizing it correctly matters more than with any other part.

What to check before ordering

The checks below apply to any battery. Run them against the specification table above — most disappointing solar purchases are compatible-on-paper units that fail one of these in practice.

Size from your evening consumption. Add up what actually runs after sunset for the hours you want covered, then divide by the usable capacity per unit — that number, not the array size, sets how many batteries you need.
Check the continuous discharge rating against your inverter. A battery that stores plenty of energy but can only deliver 50 A cannot support a large inverter at full output.
Match voltage to the inverter, and confirm the battery appears on the inverter maker's supported list. Closed-loop communication lets the inverter respect the battery's real charge limits instead of guessing.
Read the warranty in full: lithium warranties are stated as a term plus either a cycle count or a total energy throughput, and whichever limit arrives first ends the cover.

What people get wrong

Mixing old and new batteries, or different chemistries, in one bank. The weakest unit drags the whole bank down and can be damaged by the others.
Sizing the bank for total daily consumption rather than after-dark consumption, which typically doubles the cost for no benefit.
Installing lithium packs in an unventilated, hot enclosure. Sustained high temperature is the fastest way to lose cycle life.

Price and availability

No price is published for Dyness 45kWh High Voltage Battery with BDU at the moment. Pricing on solar equipment moves with supply and exchange rates, and some distributors quote only on request — the specifications above are still directly comparable against alternatives that do list a price.

SolarBazaar compares equipment rather than selling it. Shortlist here on specification and price, then buy from an authorised distributor or installer in your country: warranty cover on solar hardware is normally honoured through the channel you bought from, so confirm who supports Dyness locally before ordering.

Dyness 45kWh High Voltage Battery with BDU — frequently asked questions

What are the specifications of Dyness 45kWh High Voltage Battery with BDU?

We hold 10 published specifications for this battery, including cooling method Natural Cooling, applications Residential, Commercial & Industrial Energy Storage, battery chemistry Lithium Iron Phosphate (LiFePO₄ / LFP), battery type High Voltage Energy Storage Battery and cycle life ≥6000 Cycles (Typical). The full table is on this page, listed under model DYNS-16.

Who makes Dyness 45kWh High Voltage Battery with BDU?

Dyness 45kWh High Voltage Battery with BDU is a Dyness product, listed under batteries with model reference DYNS-16. The Dyness brand page lists the rest of its range so you can compare across the catalogue.

Is Dyness 45kWh High Voltage Battery with BDU right for my system?

That depends on what it has to connect to. For a battery, check round-trip efficiency, around 90–95% for lithium and 75–85% for lead-acid, communication protocol (CAN or RS485) for talking to the inverter and nominal capacity in ampere-hours (Ah) or kilowatt-hours (kWh) against the rest of your equipment before price enters the decision. Check the continuous discharge rating against your inverter. A battery that stores plenty of energy but can only deliver 50 A cannot support a large inverter at full output.

Where can I buy Dyness 45kWh High Voltage Battery with BDU?

SolarBazaar lists and compares equipment rather than selling it. Use the specifications and price here to shortlist, then buy through an authorised distributor or installer — buying in-channel is what keeps the manufacturer's warranty valid.

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