Antminer S21 Immersion Cooling Miner SJ00W Certified 1.5m Oil-Resistant Power Cord to PDU Compatibility
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Antminer S21 Immersion Power Cord | SJ00W 1.5m 4x14AWG Oil-Resistant Cable to PDU
The SJ00W certified 1.5m 4x14AWG oil-resistant power cord is the dedicated power cable for the Antminer S21 Oil Immersion-Cooling Miner. Connects the immersion-cooled S21 to a PDU (power distribution unit) — built specifically for the harsh environment of submerged mining hardware. The oil-resistant jacket stays flexible and intact when sitting in dielectric fluid for years, where standard PVC jackets would harden, crack, and eventually fail.
4x14AWG conductor count and gauge handles the rated current envelope of the S21 immersion variant. US SJ00W certification covers the safety / flammability standards for service-grade oil-resistant power cords. 1.5m length gives enough slack to route through the tank lid and reach the PDU without strain on the connectors.
When to Use the SJ00W Power Cord
- New S21 immersion deployment — first install in a fresh dielectric tank.
- Power cord replacement after years of submerged duty — the original jacket degraded.
- Spare stock for immersion fleet ops — keep replacements on the shelf for fast swap on a damaged cord.
- Standard PVC cord visible degradation on a miner that wasn't originally fitted with oil-resistant cable — swap before failure.
SJ00W Power Cord Specifications
| Feature | Specification |
|---|---|
| Wire Type | SJ00W 4x14AWG |
| Length | 1.5 meters |
| Coating | Oil-resistant jacket |
| Certification | US-certified service-grade |
| Compatibility | Antminer S21 Immersion-Cooling Miner, Bitmain S21 Imm to PDU |
| Conductor Material | Stranded copper |
| Application | Dielectric-fluid submerged mining |
| Weight | 400g |
| Condition | Brand New |
FAQ — SJ00W Oil-Resistant Power Cord
Q: Why can't I use a standard PVC power cord in immersion?
A: Standard PVC jackets harden and crack when exposed to dielectric fluid over time. As the jacket fails, the conductors are no longer insulated — short risk inside the tank, miner shutdowns, or worse. SJ00W jackets are formulated to stay flexible and intact in oil for years.
Q: Does the SJ00W jacket affect ampacity?
A: 4x14AWG with SJ00W jacket is rated for the standard service current of this gauge. The oil-resistant property is about jacket chemistry, not conductor capability — full current rating applies.
Q: Will this fit the S21 air-cooled or S21 Hyd?
A: No — the connector / pinout is specific to the S21 Immersion (Imm) variant. Air-cooled S21 and S21 Hyd use different power-cord geometries. Match the variant exactly.
Q: Bulk pricing for immersion fleet operators?
A: Yes — email contact@lys-sz.com for volume pricing on SJ00W cord stock for full fleet refits.
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- Whatsminer EU Power Cord C19 16A 250V
Immersion mining facilities stocking SJ00W oil-resistant power cords in volume? Email contact@lys-sz.com for bulk pricing. Worldwide shipping from our Shenzhen warehouse.
Buying in bulk for a mining farm or repair shop?
Get dedicated B2B pricing on this part and across our full catalog — quote response within 24 hours, payment by T/T USD bank wire, and DDP delivery available for US & EU customers (and other lanes on request).
