{"pageUrl":"https://comparethespecs.com/technology/routers-networking/what-are-the-nas-expansion-bays-with-the-largest-storage-capacity-available","lastUpdated":"2026-09-13","totalProducts":5,"niche":"What are the NAS expansion bays with the largest storage capacity available?","description":"What are the NAS expansion bays with the largest storage capacity available?","products":[{"brand":"QNAP","model":"TL-R1620Sep-RP","price_gbp":2366.43,"origin_country":null,"specs":{"capacity":"16","interface":"4 x 12Gb/s SAS 3.0 wide ports, Mini-SAS HD SFF-8644","compatibility":"QNAP NAS with QTS or QuTS hero 4.5.1 or later and a SAS port or QXP PCIe SAS expansion card","power_consumption":"207.13 W"},"confidence_score":null,"sources":[{"label":"B&H Photo Video","url":"https://www.bhphotovideo.com/c/product/1605415-REG/qnap_tl_r1620sep_rp_us_16_bay_3u_rackmount_sas.html","currency":"USD","source_country":"US","price":3199.0,"price_gbp":2366.43,"scraped_at":"2026-09-11T12:05:10.223398"}],"summary":"The QNAP TL-R1620Sep-RP is a 16-bay 3U rackmount SAS storage expansion enclosure for expanding compatible QNAP NAS systems. It supports SAS and SATA drives, redundant 550W power supplies, daisy chaining of up to 16 enclosures, and up to 4.6PB of raw capacity.","ideal_for":"This model suits users seeking NAS expansion bays with the largest storage capacity because its 16 drive bays can be expanded through daisy chaining up to 16 enclosures for up to 4.6PB of raw capacity."},{"brand":"Synology","model":"RX6022sas","price_gbp":3429.67,"origin_country":null,"specs":{"capacity":"60","interface":"2 x Mini-SAS HD expansion ports","compatibility":"HD6500","power_consumption":"811.8 W access; 231 W HDD hibernation"},"confidence_score":null,"sources":[{"label":"Bechtle","url":"https://www.bechtle.com/at-en/shop/synology-rx6022sas-60-bay-expansion--4716955--p","currency":"USD","source_country":"US","price":4647.0,"price_gbp":3429.67,"scraped_at":"2026-09-11T12:05:10.223398"},{"label":"Saitech","url":"https://esaitech.com/products/synology-rx6022sas","currency":"USD","source_country":"US","price":7718.0,"price_gbp":5696.2,"scraped_at":"2026-09-11T12:05:10.223398"}],"summary":"The Synology RX6022sas is a diskless 4U expansion unit with 60 hot-swappable bays for 3.5in SAS hard drives and support for 2.5in SATA SSDs. It connects to the Synology HD6500, supports SAS multipathing, and is suited to high-density business storage deployments requiring substantial capacity expansion.","ideal_for":"This suits questions about NAS expansion bays with the largest storage capacity because it provides 60 drive bays and can expand an HD6500 system to 300 total bays using up to four RX6022sas units."},{"brand":"QNAP","model":"TL-R6020Sep-RP","price_gbp":6361.77,"origin_country":null,"specs":{"capacity":"60","interface":"4 x 12Gbps SAS 3.0 wide ports, Mini-SAS HD SFF-8644","compatibility":"QNAP NAS models running QuTS hero h5.2.0 or later with a compatible SAS port or QXP PCIe SAS interface card; recommended models include TDS-h2489FU R2, TS-h2490FU, and TS-h1090FU","power_consumption":"746.21 W typical operating consumption with drives fully populated"},"confidence_score":null,"sources":[{"label":"Adorama","url":"https://www.adorama.com/qnap-tl-r6020sep-rp-60-bay-jbod-rackmount-storage-expansion-enclosure/p/qntlr6020sep","currency":"USD","source_country":"US","price":8699.0,"price_gbp":6435.0,"scraped_at":"2026-09-12T00:05:14.122000"},{"label":"Connection","url":"https://www.connection.com/product/qnap-60-bay-4u-rackmount-sas-12gbps/tl-r6020sep-rp-us/42072994","currency":"USD","source_country":"US","price":9401.2,"price_gbp":6954.45,"scraped_at":"2026-09-12T00:05:14.122000"},{"label":"Sunol Tech","url":"https://sunoltech.com/product/tl-r6020sep-rp-us-qnap/","currency":"USD","source_country":"US","price":8600.0,"price_gbp":6361.77,"scraped_at":"2026-09-12T00:05:14.122000"}],"summary":"The QNAP TL-R6020Sep-RP is a 4U rackmount SAS/SATA expansion enclosure with 60 drive bays and over 1PB of effective capacity in one chassis. It suits enterprises managing surveillance archives, big data, cold storage, and other large-scale workloads that need redundant power, dual-path connectivity, and expansion to up to four enclosures.","ideal_for":"This product specifically suits questions about NAS expansion bays with the largest storage capacity because its 60 bays can provide over 1PB of effective capacity in one chassis and scale to 240 drives across four daisy-chained units."},{"brand":"QNAP","model":"TL-R2400PES-RP","price_gbp":2957.84,"origin_country":null,"specs":{"capacity":"24 x 3.5-in SATA","interface":"PCIe Gen 3 x8, 2 x SFF-8644 1x2","compatibility":"TS-855eU, TS-855eU-RP, TS-h987XU-RP, TS-h1090FU, TS-h1277AXU-RP, TS-h1677AXU-RP, TS-h1887XU-RP, TS-h2287XU-RP, TDS-h2489FU, TS-h2490FU, TS-h3087XU-RP","power_consumption":"85.9 W HDD sleep mode; 147.2 W typical operating mode"},"confidence_score":null,"sources":[{"label":"Connection","url":"https://www.connection.com/product/qnap-tl-r2400pes-rp-pcie-interface-24-bay-jbod-enclosure/tl-r2400pes-rp-us/41732624","currency":"USD","source_country":"US","price":3998.48,"price_gbp":2957.84,"scraped_at":"2026-09-12T00:05:14.122000"},{"label":"DWG","url":"https://dwg.us/ecommerce/pc/viewPrd.asp?idproduct=263258","currency":"USD","source_country":"US","price":4110.0,"price_gbp":3040.33,"scraped_at":"2026-09-12T00:05:14.122000"}],"summary":"The QNAP TL-R2400PES-RP is a 24-bay 4U rackmount PCIe JBOD enclosure supporting SATA hard drives and solid-state drives. It provides up to 64 Gb/s transfer speed, redundant 550 W power supplies, and expansion for compatible QNAP NAS systems running QTS or QuTS hero.","ideal_for":"This product suits users seeking NAS expansion bays with the largest storage capacity because its 24 drive bays can scale to up to 4.1 PB with up to twelve enclosures and 288 hard drives on compatible QuTS hero NAS systems."},{"brand":"Synology","model":"RX1222sas","price_gbp":1655.18,"origin_country":null,"specs":{"capacity":"12","interface":"SAS IN-port and SAS OUT-port","compatibility":"FS6400, FS3600, FS3400, SA3610, SA3600, SA3410, SA3400","power_consumption":"194.4 W access; 82.56 W HDD hibernation"},"confidence_score":null,"sources":[{"label":"Connection","url":"https://www.connection.com/product/synology-expansion-unit-rx1222sas/rx1222sas/41338023","currency":"USD","source_country":"US","price":3738.42,"price_gbp":2759.11,"scraped_at":"2026-09-11T12:05:10.223398"},{"label":"Broadband Buyer","url":"https://www.broadbandbuyer.com/products/50149-synology-rx1222sas/specifications/","currency":"USD","source_country":"US","price":2242.67,"price_gbp":1655.18,"scraped_at":"2026-09-11T12:05:10.223398"},{"label":"NET-BRIDGE","url":"https://net-bridge.ph/ph/products/rx1222sas-12-bay-2u-sassata-expansion-enclosure-sa3400-sa3600-compatible-redundant-psu","currency":"USD","source_country":"US","price":199464.29,"price_gbp":147212.75,"scraped_at":"2026-09-11T12:05:10.223398"}],"summary":"The Synology RX1222sas is a diskless 12-bay rackmount expansion unit supporting 3.5in SAS HDDs, 2.5in SAS SSDs, 3.5in SATA HDDs, and 2.5in SATA SSDs. It provides hot-swappable bays, DSM-managed RAID, redundant power supplies, and online volume expansion for compatible enterprise Synology NAS systems.","ideal_for":"This suits users seeking NAS expansion bays with the largest storage capacity because it adds 12 bays per unit, supports up to seven units, and can provide up to 84 additional SAS or SATA drive bays."}]}