For Reference Only
| Part Number | LR4-730F |
| LIXINC Part # | LR4-730F |
| Manufacturer | Wickmann / Littelfuse |
| Category | Circuit Protection Devices › PTC Resettable Fuses |
| Description | PTC RESET FUSE 20V 7.3A STRAP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LR4-730F PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 24 - Jan 28 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | LR4-730F |
| Brand: | Wickmann / Littelfuse |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Circuit Protection Devices |
| Subcategory: | PTC Resettable Fuses |
| Manufacturer: | Wickmann / Littelfuse |
| Series: | PolySwitch®, LR4 |
| Package: | Bag |
| Part Status: | Active |
| Type: | Polymeric |
| Voltage - Max: | 20V |
| Current - Max: | 100 A |
| Current - Hold (Ih) (Max): | 7.3 A |
| Current - Trip (It): | 14.1 A |
| Time to Trip: | 5 s |
| Resistance - Initial (Ri) (Min): | 6 mOhms |
| Resistance - Post Trip (R1) (Max): | 15 mOhms |
| Resistance - 25°C (Typ): | - |
| Operating Temperature: | -40°C ~ 85°C |
| Ratings: | - |
| Mounting Type: | User Defined |
| Package / Case: | Strap |
| Size / Dimension: | 1.106" L x 0.559" W (28.10mm x 14.20mm) |
| Height - Seated (Max): | - |
| Thickness (Max): | 0.039" (1.00mm) |
| Lead Spacing: | - |
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| In Stock | 15764 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $1.42000 | $1.42 |
| 5 | $1.38526 | $6.9263 |
| 10 | $1.30048 | $13.0048 |
| 50 | $1.08554 | $54.277 |
| 100 | $0.91391 | $91.391 |
| 250 | $0.89246 | $223.115 |
| 500 | $0.76374 | $381.87 |
| 1000 | $0.67792 | $677.92 |
| 5000 | $0.61357 | $3067.85 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.