Your next buying step
ASUSTOR LOCKERSTOR 4RD (AS6504RD)
Model: LOCKERSTOR 4RD (AS6504RD) · US configuration
Your choices from the finder

Review the product, then choose a seller
Compare offers for this model
Four-bay, 1U rackmount NAS with dual 250 W power supplies, four SATA positions, and two built-in 2.5GbE ports.
Search this model on Amazon ↗Search results may include other models. Confirm the exact model, size and included accessories before ordering.
As an Amazon Associate I earn from qualifying purchases. Buying links on BuyerShortlists may be affiliate links.
Assessment scenario: Compare this exact model
Check the exact model and configuration against your choices, then compare the seller and offer details.
Explore this buying guide ↗Why consider this model?
- A small-business or advanced home-office buyer with a measured 1U rack location, four native SATA bays, a single-link built-in 2.5GbE ceiling and a genuine need for dual power supplies can consider the AS6504RD reference profile.
Tradeoffs to weigh
- The AS6504RD is a 1U rack unit with four rather than many internal bays, a maximum 2.5GbE built-in individual link and a manufacturer package listing with no data drives or rack rails. Exact U.S. seller configuration, current offer, drive/firmware tuple and channel warranty remain unverified; a mirror and dual supplies address different failure modes.
Check these before ordering
- Confirm the exact model, generation, size and configuration in the offer.
- Compare your selected requirements with the detailed review before ordering.
- Check included accessories, seller, current availability and return terms.
Manufacturer information
- ASUSTOR LOCKERSTOR 4RS (AS6504RS) / LOCKERSTOR 4RD (AS6504RD), manufacturer product ID 74
- ASUSTOR product ID 74 specifications with separate AS6504RD supply, power, weight and package fields
- ASUSTOR product ID 74 package contents; AS6504RD receives two AC cords
- ASUSTOR AS65XXR English Quick Installation Guide, explicitly applicable to AS6504RD
- ASUSTOR product support-status table, shared AS6504RS/RD row
- ASUSTOR RAID calculator and model selector support for a two-drive RAID 1 plan
- ASUSTOR NAS drive compatibility guidance; no exact drive tuple verified for this review
- ASUSTOR AS-Rail accessory page for 1U/2U/3U rack systems
- ASUSTOR network adapter listing includes AS6504RD as an applicable model