APsystems UL9540: Specs & Datasheet
MPN: UL9540The 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.
View the UL9540 product page →Get a quote →
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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.