Seasonic X-series SS-1250XM
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The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Seasonic 2026 - new arrivals, bestsellers, and the most relevant models Seasonic.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Seasonic 2026 - new arrivals, bestsellers, and the most relevant models Seasonic.
Series Seasonic X-seriesCompare using chart →
850 W, 24+8+8(4+4) pin, 4 x 6+2 pin, SATA 8, Molex 8, ATX, modular, Efficiency 90 %, semi-passive СО, certificate 80+ Gold, warranty 7 years
650 W, 24+8+8(4+4) pin, 4 x 6+2 pin, SATA 10, Molex 5, ATX, modular, Efficiency 87 %, certificate 80+ Gold, warranty 7 years
750 W, 24+8+8(4+4) pin, 4 x 6+2 pin, SATA 10, Molex 5, ATX, modular, Efficiency 87 %, certificate 80+ Gold, warranty 7 years
460 W, 24+8 (4+4) pin, 2 x 6+2 pin, SATA 5, Molex 5, ATX, Efficiency 90 %, certificate 80+ Gold
1250 W, 24+8+8(4+4) pin, 8 x 6+2 pin, SATA 11, Molex 8, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold, warranty 7 years
Seasonic X-series configurations
| Price for Seasonic X-series | ||||
|---|---|---|---|---|
 | Seasonic X-series SS-650KM3 | from $444.38 | 1 offer | |
 | Seasonic X-series SS-750KM3 | from $366.45 | 1 offer | |
 | Seasonic X-series SS-850KM | from $138.57 | 2 offers | |
 | Seasonic X-series SS-1250XM | from $198.89 | 1 offer | |
Video reviews
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SeaSonic X Series X650 Gold Unboxing & Overview
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Seasonic X-Series 1050 Watt Power Supply Review (SS-1050XM)
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Seasonic X Series - 80 Plus Gold SS-760KM Modular PSU Unboxing - Cursed4Eva
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[Cowcot TV] Présentation alimentation Seasonic X-Series 750 watts
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Seasonic X-Series 650W 80+ Gold PC Power Supply Unboxing & First Impression
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Seasonic X-Series: X-660 Power Supply Unboxing, quick
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We recommendCompare using chart →
1300 W, 24+8+8(4+4) pin, 12 x 6+2 pin, SATA 12, Molex 5, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold, warranty 12 years
1200 W, 24+8+8(4+4) pin, 6 x 6+2 pin, 1 x 16 pin, SATA 12, Molex 4, ATX, modular, Efficiency 91 %, mining, certificate 80+ Gold, warranty 3 years
1200 W, 24+8+8(4+4) pin, 6 x 6+2 pin, 1 x 16 pin, SATA 7, Molex 4, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold, warranty 7 years
1200 W, 24+8+8(4+4) pin, 7 x 6+2 pin, 1 x 16 pin, SATA 12, Molex 4, ATX, modular, Efficiency 92 %, semi-passive СО, mining, certificate 80+ Platinum
1200 W, 24+8+8(4+4) pin, 8 x 6+2 pin, 1 x 16 pin, SATA 16, Molex 8, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold, warranty 10 years
1275 W, 24+8+8(4+4) pin, 2 x 8 pin, 6 x 6+2 pin, SATA 16, Molex 6, ATX, Efficiency 89 %, mining, certificate 80+ Platinum, warranty 3 years
1300 W, 24+8+8(4+4) pin, 6 x 6+2 pin, 2 x 16 pin, SATA 9, Molex 3, ATX, modular, semi-passive СО, mining, certificate 80+ Gold, warranty 10 years
1200 W, 24+8+8(4+4) pin, 8 x 6+2 pin, SATA 8, Molex 4, ATX, modular, semi-passive СО, mining, certificate 80+ Gold
750 - 1250 W, ATX, modular, 24+8+8(4+4) pin, 1 / 6 x 6+2 pin, 1 / 2 x 16 pin, SATA 8 / 12, Molex (IDE) 4
1000 - 1500 W, ATX, modular, 24+8+8(4+4) pin, 4 - 11 x 6+2 pin, 1 x 16 pin, SATA 8, Molex (IDE) 8
750 - 1000 W, ATX, modular, 24+8+8(4+4) pin, 2 - 4 x 6+2 pin, 3 x 16 pin, SATA 8 / 12, Molex (IDE) 3 / 6
650 - 1250 W, ATX, modular, 24+8+8(4+4) pin, 3 / 4 x 6+2 pin, - / 1 x 16 pin, SATA 6 - 12, Molex (IDE) 4