APsystems UL9540: Specs & Datasheet

APsystems UL9540: Specs & Datasheet

MPN: UL9540

The APsystems UL9540 is listed under solar battery backup systems in the APsystems catalog at Portlandia Electric Supply. Contractors and buyers searching “UL9540” for specifications or the datasheet land here: below are the published specifications we have on file for this exact part number, plus compatibility and sourcing notes.

Specifications

Manufacturer APsystems
MPN UL9540
Model Xinyi 5 kWh Battery
Nominal Voltage 48 V DC
Usable Energy 5.76 kWh
Battery Chemistry Lithium Iron Phosphate (LiFePO₄)
Rated Capacity 120 Ah
Round-Trip Efficiency ≥ 95 %
Cycle Life > 6 000 cycles @ 80 % DoD
Enclosure Rating IP-65 (Outdoor Rated)
Operating Temperature Range –10 °C to +50 °C (14 °F to 122 °F)
Communication Interfaces RS485 / CAN Bus
Certifications UL 9540, UL 1973, UN38.3
Mounting Wall Mount (with bracket included)
Dimensions (L × W × H) 25.6 × 17.3 × 7.9 in (650 × 440 × 200 mm)
Weight ≈ 110 lb (50 kg)
Warranty 10 Years (Limited Manufacturer Warranty)

Compatible With / Used In

  • Batteries & Energy Storage applications — manufacturer-listed product category for this part number
  • Exact part-number replacements — this page covers MPN UL9540 only — confirm the full part number on your unit, quote, or datasheet before ordering
  • Contractor and installer sourcing — quantity pricing and nationwide shipping from Portlandia Electric Supply — call (502) 790-0600

Datasheet Availability

APsystems publishes datasheets and installation documents through its official website. For the UL9540 datasheet PDF specifically, call (502) 790-0600 and we will include it with your quote.

● In stock at PES Supply → In stock at Portlandia Electric Supply — ships nationwide with quantity pricing for installers.
View the UL9540 product page →Get a quote →
Browse more: APsystems collection →

Frequently Asked Questions

What are the specs of the APsystems UL9540?

Key published specs — Model: Xinyi 5 kWh Battery; Nominal Voltage: 48 V DC; Usable Energy: 5.76 kWh; Battery Chemistry: Lithium Iron Phosphate (LiFePO₄). The full specification table above lists every value we have on file; values marked “vendor listing” are from our supplier feed and pending manufacturer verification.

Where can I get the UL9540 datasheet?

APsystems publishes datasheets and installation documents through its official website. For the UL9540 datasheet PDF specifically, call (502) 790-0600 and we will include it with your quote.

Is the APsystems UL9540 in stock?

Yes — in stock at Portlandia Electric Supply with nationwide shipping. Call (502) 790-0600 for pricing and lead time.

How do I make sure the UL9540 is the right part?

Match the full part number UL9540 exactly against your unit, quote, or existing datasheet — part-number families differ in ratings. Call (502) 790-0600 and our team will verify it before you order.

Specifications sourced from the manufacturer listing data maintained by Portlandia Electric Supply. Where a value is not published, it is marked as such — we do not estimate specifications. Questions: call (502) 790-0600. Portlandia Electric Supply, Louisville, KY — 12+ US distribution hubs.