Settings
Fast Delivery
Free Shipping
Incoterms
Payment Types
Marketplace Product
PSX Series High-Speed Square Body Fuses
Littelfuse's PSX series fuses offer high-speed performance in the smallest NH XL package sizes
Littelfuse PSX series fuses are extremely fast-acting, offering high-speed performance up to 1500 VDC, ranging from 80 A to 1400 A in the smallest NH XL package sizes. The PSX series fuses are available with multiple mounting terminations, including flush-end style, DIN style, and bolted-blade style. Visual blown fuse indication is standard on all fuses, and an optional micro-switch is available for external indication. They are specially designed to protect battery energy storage systems (BESS), photovoltaic inverters, and many DC applications such as DC common bus systems, larger industrial regenerative drives, rectifiers, and metal processing equipment.
PSX Series High-Speed Fuse Product Flyer
POWR-SPEED® High Speed Fuse Catalog
POWR-SPEED Technical Application Guide
- High DC voltage rating up to 1500 VDC
- DC interrupting rating rated at 200 kA
- Extremely fast-acting (high-speed performance)
- Low watt loss (energy efficiency for BESS applications)
- Compact NH 1XL and 3XL sizes
- Class aR performance according to IEC 60269-4
- BESS
- Power conversion systems
- DC common bus systems
- Hybrid PV-BESS inverters
- Regenerative drives
- Industrial heaters and welding equipment
- Metal processing industries
PSX Series High-Speed Square Body Fuses
| Image | Manufacturer Part Number | Description | Current Rating (Amps) | Response Time | Available Quantity | Price | View Details | |
|---|---|---|---|---|---|---|---|---|
 |  | PSX1XLUB0200X | FUSE SEMI 1500VDC 1XL SIZE 200A | 200A | Fast Blow | 3 - Immediate 300 - Factory Stock | $3,210.64 | View Details |
|  | PSX1XLDB0200X | FUSE SEMI 1500VDC 1XL SIZE 200A | 200A | Fast Blow | 1 - Immediate | $3,210.64 | View Details |
| | PSX3XLDB1400X | FUSE SEMI 1500VDC 3XL SIZE 1400A | 1.4kA | Fast Blow | 1 - Immediate | $8,650.43 | View Details |
| | PSX1XLDB0125X | FUSE SEMI 1500VDC 1XL SIZE 125A | 125A | Fast Blow | 1 - Immediate 6 - Factory Stock | $3,210.64 | View Details |
|  | PSX3XLUB0700X | FUSE SEMI 1500VDC 3XL SIZE 700A | 700A | Fast Blow | 1 - Immediate 14 - Factory Stock | $6,030.19 | View Details |
| | PSX3XLDB1000X | FUSE SEMI 1500VDC 3XL SIZE 1000A | 1kA | Fast Blow | 1 - Immediate | $7,283.18 | View Details |
| | PSX3XLUB0800X | FUSE SEMI 1500VDC 3XL SIZE 800A | 800A | Fast Blow | 0 - Immediate 57 - Factory Stock | $6,310.73 | View Details |
|  | PSX3XLFL0800X | FUSE SEMI 1500VDC 3XL SIZE 800A | 800A | Fast Blow | 1 - Immediate | $6,310.73 | View Details |
| | PSX3XLFL0700X | FUSE SEMI 1500VDC 3XL SIZE 700A | 700A | Fast Blow | 0 - Immediate 3 - Factory Stock | $6,030.19 | View Details |
|  | PSX1XLFL0400X | FUSE SEMI 1500VDC 1XL SIZE 400A | 400A | Fast Blow | 1 - Immediate 29 - Factory Stock | $4,533.86 | View Details |
| | PSX3XLFL1000X | FUSE SEMI 1500VDC 3XL SIZE 1000A | 1kA | Fast Blow | 2 - Immediate 21 - Factory Stock | $7,283.18 | View Details |
| | PSX1XLFL0250X | FUSE SEMI 1500VDC 1XL SIZE 250A | 250A | Fast Blow | 0 - Immediate | $3,804.42 | View Details |
Hong Kong, China