Need more information?
Phoenix Contact 1154891
String Combiner Box - SOL-SC-24ST-1-15F-00003131
Product Description
The string combiner box, identified by the designation code SOL-SC-24ST-1-15F-00003131, is engineered for photovoltaic applications, supporting a maximum system voltage of 1500 V DC. It facilitates the connection of up to 24 strings, ensuring effective management of solar energy production.
This box features dual-sided fuse protection via fuse holders, integrated DC isolators, and surge protection compliant with T1/T2 standards. The cable entry utilizes a multi-cable gland, allowing for various cable configurations. Each box is equipped with 15 A fuse-links for enhanced safety.
Constructed from fiberglass-reinforced plastic, the housing is suitable for outdoor installation in roofed areas, provided it is shielded from direct sunlight. It meets a degree of protection rated at IP65, ensuring dust and water resistance, while its impact strength is rated at IK10.
Operating within an ambient temperature range of -20 °C to 60 °C, the device begins derating at temperatures exceeding 45 °C. The specifications include a switching capacity of 315 A at 1500 V DC and a total discharge current of 40 kA for 8/20 µs and 12.5 kA for 10/350 µs.
Need more information?
Offer details
- Offer from:
Trusted supplier — Czechia, member since 2023, 100–499 employees - Availability:
- On requestLead time to be confirmed
- Warranty:
- 12 months
- Condition:
- New Factory Sealed
Specifications
- Brand
- Phoenix Contact
- String fuse
- 10:3 x 38 mm (in scope of delivery)
- Surge protective device
- T1 / T2
- Protection level Up
- ≤ 4.5 kV
- Total discharge current Itotal (8/20) µs
- 40 kA
- Total discharge current Itotal (10/350) µs
- 12.5 kA
- Housing material
- Fiberglass-reinforced plastic
Available Offers
(2)| Condition | Availability | Supplier | Warranty | Action | |
|---|---|---|---|---|---|
 | Condition New Factory Sealed | Availability On requestLead time to be confirmed | SupplierCzechiaTrusted supplier — member since 2023, 100–499 employees | Warranty 12 months | |
| Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier PolandTrusted supplier — member since 2021, 50–99 employees | Warranty 12 months |
Offer with manufacturer lead time
Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.
Documents
Data Sheet
Datasheet for Phoenix Contact 1154891, including specifications and features.
CAD Models
3D CAD model and technical drawings, ready for your design software.
Product data updated: 24-04-2025
Market insights for 1154891
Get real-time analytics and market data for 1154891 and other products from the Switches & Modular Apparatus category to optimize your purchasing decisions
- Real-time stock availability data from 700 MRO distributors in Europe and USA
- Price analysis by condition (new, used, refurbished) with market median prices
- Critical component availability monitoring to prevent production downtime