Alternative to 661-3781: Better-Value Equivalents in Stock
Comparing the 661-3781 (661-3781 - Apple DC to DC Inverter Power Supply for iMac 20-inch) against alternatives? Pro Disk Network stocks 12 similar parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the 661-3781
| SKU | 661-3781 |
|---|---|
| Product | 661-3781 - Apple DC to DC Inverter Power Supply for iMac 20-inch |
| Current price | $150.55 |
| Stock status | In Stock |
| Detail page | View 661-3781 › |
Alternatives to 661-3781
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
922-7761 - Apple Power Supply / SATA / Inverter AC to DC Cable for iMac 20-inch
SKU: 922-7761
Price: $115.58
922-8837 - Apple Power Supply / SATA / Inverter DC Cable for iMac 20-inch
SKU: 922-8837
Price: $123.28
922-8188 - Apple Power Supply / SATA / Inverter DC Cable for iMac 20-inch Mid 2007
SKU: 922-8188
Price: $149.78
224-3781 - Dell 2.7GHz 1000MHz HTL 6MB L3 Cache Socket Fr2(1207) AMD Opteron 8384 Quad Core Processor
SKU: 224-3781
Price: $95.03
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.