P554B Hydro Power Supply for Whatsminer M53 M33s++ Crypto Miners
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Whatspower P554B Hydro Power Supply | Original Water-Cooled PSU for Whatsminer M53 and M33s++ Miners
The Whatspower P554B is the original water-cooled switching power supply for the Whatsminer M53 and M33s++ hydro miners. Designed for the higher sustained wattage these hydro models pull versus their air-cooled siblings — the integrated water-cooling block on the PSU keeps the primary stage temperature stable under continuous full-load duty. Replaces a failed or degraded original P554B unit and restores full hashrate immediately.
Built around a 36V / 280A primary output with a 7V / 4A auxiliary rail, the P554B accepts 380–415VAC three-phase input at up to 17A. The part number P554B-GB-36-9600-B-V01 matches the OEM spec used by MicroBT on M53 and M33s++ production runs.
When to Replace the P554B PSU
- Miner doesn't power on after a coolant event, surge or extended downtime — primary stage likely failed.
- Hashboard voltage out of spec at the bus — PSU output drift or ripple beyond limits, hashboards refusing to start.
- Visible coolant intrusion or corrosion on the PSU housing — replace immediately, internal damage usually progressive.
- Audible buzzing or fan irregularity — magnetics or fan bearing failing, replace before secondary damage.
- Routine fleet refurbishment — proactive PSU swap on M53 / M33s++ units approaching 24+ months of continuous duty.
Whatspower P554B PSU Specifications
| Feature | Specification |
|---|---|
| Part Number | P554B-GB-36-9600-B-V01 |
| Compatibility | Whatsminer M53, M33s++ (hydro) |
| Input Voltage | 380–415VAC, 50/60Hz, 17A |
| Main Output | 36V / 280A (~10,000W) |
| Auxiliary Output | 7V / 4A (control board rail) |
| Cooling | Hydro / water-cooled integrated block |
| Housing | Aluminum, water-cooled with coolant interface |
| Mounting | Drop-in OEM bay — same form factor as original |
| Communication | Standard Whatsminer PSU interface |
| Condition | Brand New / Original |
FAQ — Whatspower P554B Hydro PSU
Q: Does the P554B require three-phase input or single-phase?
A: 380–415VAC is the three-phase range that the M53 and M33s++ are typically deployed against in farms. Confirm your facility supplies the correct phase configuration before installation — running outside the input range will trip the PSU's input protection.
Q: Is the coolant interface compatible with existing M53 / M33s++ hydro loops?
A: Yes — same coolant fittings as the OEM P554B. No loop modification required.
Q: Will this PSU work on other Whatsminer hydro models?
A: It's specifically rated for M53 and M33s++. For M56 / M66 immersion miners use the P463B / P663B; for M61 series use the P732A. Don't mix PSU and miner families — the output specs are tuned per model.
Q: Bulk pricing for hydro farm operators?
A: Yes — email contact@lys-sz.com with your typical PSU order size and we'll send case-quantity pricing.
Related products
- Whatsminer P463B / P663B PSU – M56 / M66 Immersion
- Whatsminer M53 PSU Water Cooling Plate – P554B / P564B / P564y
- Whatsminer Hydro Power Cable / Female Socket – M33s / M53s / M66s
- Double Seal Quick Connector – ASIC Hydro Tubes
Hydro farm operators stocking P554B units by the case? 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).
