---
path: "p/913088/apsystems-ap-dc-combiner-box4-batteries320a"
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title: "APSystems AP DC Combiner Box - 4 Batteries - 320A"
description: "Scale your APstorage system effortlessly. Connect up to 4 batteries with the APSystems AP DC Combiner Box, featuring a DC breaker. Order at ESTG!"

type: product_page

---

# APSystems AP DC Combiner Box - 4 Batteries - 320A - Art.No.: 913088

## Specifications

- **Brand**: APSystems
- **HS code**: 85371010
- **Manufactor**: APSystems
- **Net Height**: 443 CENTIMETER
- **Net Length**: 225 CENTIMETER
- **Net Weight**: 14.6 KILOGRAM
- **Net Width**: 444 CENTIMETER
- **Origin**: China
- **Warranty in Years**: 5

## Streamlined parallel connection: APSystems AP DC Combiner Box


The **APSystems AP DC Combiner Box** is engineered specifically to increase the overall storage capacity and extend the operational working hours of your APstorage systems. This professional-grade DC combiner box allows you to easily connect a maximum of four battery modules in parallel. Featuring a built-in heavy-duty 320A DC circuit breaker, it ensures safe and highly efficient electrical power distribution across various connected circuits.


### Installer key benefits:


- **Effortless system scaling:** Easily expand storage volume to seamlessly adapt to your residential clients' energy requirements.
- **Integrated Safety Protection:** Built-in 320A DC circuit breaker guarantees robust short-circuit protection and safe on-site maintenance.
- **Weatherproof performance:** Certified with an IP65 ingress protection rating, making it perfectly suitable for both indoor and outdoor setups.
- **Silent and reliable:** Relies entirely on natural convection cooling, operating cleanly without internal mechanical fans.
- **Long-term peace of mind:** Comes standard with a solid 5-year manufacturer warranty.


### Technical specifications:


- **Nominal DC voltage:** 51.2 Vdc
- **DC operating voltage range:** 40 Vdc to 60 Vdc
- **Rated current of integrated breaker:** 320 A
- **Maximum supported batteries:** Up to 4 modules in parallel
- **Enclosure protection rating:** IP65 (outdoor category)
- **Cooling method:** Natural convection
- **Unit weight:** 14.6 kg
- **Operating ambient temperature:** -25°C to +65°C


Optimize your battery storage layouts with quick installation. Order the APSystems AP DC Combiner Box today at ESTG.

## Downloads

- [APSystems AP DC Combiner Box Datasheet   EN](https://cdn.estg.eu/p/b/c/0/0/bc00e05e304131efff60691fe151b413a6a60475_APSystems_AP_DC_Combiner_Box_Datasheet___EN.pdf)
- [AP DC Combiner box Quick Installation Guide](https://cdn.estg.eu/p/a/e/a/b/aeab6dd131897307228aa195a5f69bb2db4c3767_AP_DC_Combiner_box_Quick_Installation_Guide.pdf)