Hartland Controls/Littelfuse CAP-55/4/440R
CAP FILM 55UF/4.0UF 370-440V RND
Answer first: this page is a purchasing reference for the exact part number CAP-55/4/440R from Hartland Controls/Littelfuse. Use it to start datasheet, package, manufacturer and RFQ verification; do not treat page text as a live stock, price or lead-time promise.
Key Parameters
| Part Number | CAP-55/4/440R |
|---|---|
| Manufacturer | Hartland Controls/Littelfuse |
| Category | Capacitor Networks, Arrays |
| series | HCK, Dual Motor Run |
| packaging | Box |
| product status | Active |
| param 1 | 4µF, 55µF |
| param 2 | ±3% |
| param 3 | 440 V |
| param 4 | Polypropylene (PP) Film, Metallized |
| param 5 | 2 |
| param 6 | - |
| param 7 | - |
| param 8 | - |
| param 9 | Chassis Mount |
| param 10 | Radial, Can - QC Terminals |
| param 11 | - |
| param 12 | 2.400" Dia (60.96mm) |
| param 13 | 3.800" (96.52mm) |
Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.
How to Verify CAP-55/4/440R Before Ordering
Datasheet and parameter checks
- Confirm the full manufacturer part number, not only a shortened search keyword.
- Compare package, pinout, dimensions, voltage or rating fields, temperature range and compliance wording against the released BOM.
- Use the manufacturer datasheet or drawing for electrical and mechanical limits before approving a substitute.
RFQ fields SENICO needs
- Send exact part number, manufacturer, quantity, target delivery date, destination and required packaging.
- State whether alternates are allowed, and list any date-code, certificate, traceability or customer AVL requirement.
- Keep exact stock, factory lead time and proposed alternatives in separate quote lanes.
For CAP-55/4/440R, SENICO recommends checking manufacturer marking, package, date code, requested quantity, approved vendor requirements and replacement risk before issuing a purchase order. If a supplier suggests an equivalent, record the changed fields and approval owner before comparing price.
We do not treat displayed data as a real-time stock or price commitment. The RFQ reply is the verified commercial reference.
Related buying guides: stock and lead-time verification, equivalent IC comparison, and BOM RFQ preparation.