Triad Magnetics SP-49-B
AUDIO XFMR 300CT / 600 TH
Answer first: this page is a purchasing reference for the exact part number SP-49-B from Triad Magnetics. 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 | SP-49-B |
|---|---|
| Manufacturer | Triad Magnetics |
| Category | Audio Transformers |
| series | Red-Spec |
| packaging | Bulk |
| product status | Active |
| param 1 | 1:1.42 |
| param 2 | 300CT |
| param 3 | 600 |
| param 4 | 41Ohm |
| param 5 | 98Ohm |
| param 6 | Audio Coupling |
| param 7 | 300Hz ~ 100kHz |
| param 8 | ±2dB |
| param 9 | 1000VRMS @ 1 Second |
| param 10 | - |
| param 11 | - |
| param 12 | 50mW |
| param 13 | -40°C ~ 85°C |
| param 14 | - |
| param 15 | Through Hole |
| param 16 | 0.410" L x 0.310" W (10.41mm x 7.87mm) |
| param 17 | 0.465" (11.80mm) |
| param 18 | PC Pin |
Parameters are provided for purchasing review. Confirm package, suffix, lifecycle status, datasheet revision and approved substitutes before ordering.
How to Verify SP-49-B 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 SP-49-B, 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.