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NAS Expansion & Options

NAS and JBOD expansion units, host bus adapters, M.2 and other expansion cards, cables, RAID enclosures, drive trays, heatsinks, power supplies and rail kits, to add capacity or keep a storage system running. Each option works only with listed compatible models. Prices shown are SRP incl. VAT and are confirmed by quotation. Request a quote for single units or volume orders; for related services, see Data Center & Hybrid Cloud.

33 products from 2 brands · SRP incl. VAT

Prices are SRP incl. VAT from the price list dated 22 Oct 2026 · valid until the next price-list update · confirm price and stock with a quotation · warranty as per the manufacturer's terms

Storage (HDD, SSD, NAS, SAN) › NAS Expansion & Options

Showing 1–24 of 33 products

12-bay SAS/SATA expansion unit for SA3600, SA3400 - SA series : SA3600, SA3400, SA3410, SA3610 - Series 26 : RS11626xs+ : 3.5" SAS HDD : 3.5" SATA HDD : 2.5" SATA SSD
NAS expansion & optionsSynology

12-bay SAS/SATA expansion unit for SA3600, SA3400 - SA series : SA3600, SA3400, SA3410, SA3610 - Series 26 : RS11626xs+ : 3.5" SAS HDD : 3.5" SATA HDD : 2.5" SATA SSD

Part no. RX1222SAS

Warranty: 5 Yrs. Carry In per manufacturer terms (option: Advance Replacement Service)

THB 117,980incl. VAT

Request a quote: 12-bay SAS/SATA expansion unit for SA3600, SA3400 - SA series : SA3600, SA3400, SA3410, SA3610 - Series 26 : RS11626xs+ : 3.5" SAS HDD : 3.5" SATA HDD : 2.5" SATA SSD
12-bay SATA expansion unit ,Connects through the new mini-SAS HD cable (MiniSASHD_EXT_3) designed for the new 25-series onward rack models - 26 Series : RS1626xs+, RS3626xs, RS4826xs+, RS6426xs+ - 25
NAS expansion & optionsSynology

12-bay SATA expansion unit ,Connects through the new mini-SAS HD cable (MiniSASHD_EXT_3) designed for the new 25-series onward rack models - 26 Series : RS1626xs+, RS3626xs, RS4826xs+, RS6426xs+ - 25

Part no. RX1225RP

Warranty: 5 Yrs. Carry In per manufacturer terms (option: Advance Replacement Service)

THB 89,519incl. VAT

Request a quote: 12-bay SATA expansion unit ,Connects through the new mini-SAS HD cable (MiniSASHD_EXT_3) designed for the new 25-series onward rack models - 26 Series : RS1626xs+, RS3626xs, RS4826xs+, RS6426xs+ - 25
12-bay SATA expansion unit for - 21 series : RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+ - 19 series : RS1619xs+ - 18 series : RS3618xs, RS2818RP+, RS2418RP+, RS2418+ : 3.5" SATA H
NAS expansion & optionsSynology

12-bay SATA expansion unit for - 21 series : RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+ - 19 series : RS1619xs+ - 18 series : RS3618xs, RS2818RP+, RS2418RP+, RS2418+ : 3.5" SATA H

Part no. RX1217

Warranty: 5 Yrs. Synology Onsite Replacement (SRS), warranty directly with Synology

THB 55,631incl. VAT

Request a quote: 12-bay SATA expansion unit for - 21 series : RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+ - 19 series : RS1619xs+ - 18 series : RS3618xs, RS2818RP+, RS2418RP+, RS2418+ : 3.5" SATA H
12-bay SATA expansion unit for - 21 series : RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+ - 19 series : RS1619xs+ - 18 series : RS3618xs, RS2818RP+, RS2418RP+, RS2418+ : 3.5" SATA H
NAS expansion & optionsSynology

12-bay SATA expansion unit for - 21 series : RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+ - 19 series : RS1619xs+ - 18 series : RS3618xs, RS2818RP+, RS2418RP+, RS2418+ : 3.5" SATA H

Part no. RX1217RP

Warranty: 5 Yrs. Synology Onsite Replacement (SRS), warranty directly with Synology

THB 80,352incl. VAT

Request a quote: 12-bay SATA expansion unit for - 21 series : RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+ - 19 series : RS1619xs+ - 18 series : RS3618xs, RS2818RP+, RS2418RP+, RS2418+ : 3.5" SATA H
NAS expansion & optionsSynology

12-bay SATA expansion unit for - FS series : FS6400, FS3600, FS3400, FS3017, FS2017 - SA Series : SA3600, SA3400 : 3.5" SAS HDD : 2.5" SAS HDD : 2.5" SATA SSD : 3.5" SATA HDD : 2.5" SATA SSD

Part no. RX1217SAS

Warranty: 5 Yrs. Synology Onsite Replacement (SRS), warranty directly with Synology

THB 102,956incl. VAT

Request a quote: 12-bay SATA expansion unit for - FS series : FS6400, FS3600, FS3400, FS3017, FS2017 - SA Series : SA3600, SA3400 : 3.5" SAS HDD : 2.5" SAS HDD : 2.5" SATA SSD : 3.5" SATA HDD : 2.5" SATA SSD
4-bay SATA expansion unit for - 22 series : RS822RP+, RS822+ - 21 series : RS1221RP+, RS1221+ : 3.5" SATA HDD : 2.5" SATA HDD : 2.5" SATA SSD
NAS expansion & optionsSynology

4-bay SATA expansion unit for - 22 series : RS822RP+, RS822+ - 21 series : RS1221RP+, RS1221+ : 3.5" SATA HDD : 2.5" SATA HDD : 2.5" SATA SSD

Part no. RX418

Warranty: 3 Yrs. Carry In per manufacturer terms (extendable to 5 years - EW201), Synology Onsite Replacement (SRS), warranty directly with Synology

THB 25,865incl. VAT

Request a quote: 4-bay SATA expansion unit for - 22 series : RS822RP+, RS822+ - 21 series : RS1221RP+, RS1221+ : 3.5" SATA HDD : 2.5" SATA HDD : 2.5" SATA SSD
5-bay SATA expansion unit for - 23 series : DS923+ - 22 series : DS1522+ - 21 series : DS1821+, DS1621xs+, DS1621+, DVA3221 : 3.5" SATA HDD : 2.5" SATA HDD : 2.5" SATA SSD
NAS expansion & optionsSynology

5-bay SATA expansion unit for - 23 series : DS923+ - 22 series : DS1522+ - 21 series : DS1821+, DS1621xs+, DS1621+, DVA3221 : 3.5" SATA HDD : 2.5" SATA HDD : 2.5" SATA SSD

Part no. DX517

Warranty: 3 Yrs. Carry In per manufacturer terms (extendable to 5 years - EW201)

THB 17,941incl. VAT

Request a quote: 5-bay SATA expansion unit for - 23 series : DS923+ - 22 series : DS1522+ - 21 series : DS1821+, DS1621xs+, DS1621+, DVA3221 : 3.5" SATA HDD : 2.5" SATA HDD : 2.5" SATA SSD
NAS expansion & optionsSynology

DS1513+

Part no. ESATA BOARD DS1513+

Warranty: 1 Yr. Carry In

Price on request

Request a quote: DS1513+
NAS expansion & optionsSynology

DS209, DS209j, DS209+, DS209+II ,DS210j, DS210+, DS211j, DS211, DS211+, DS212j, DS212, DS212+, DS213, DS213+, DS213air,DX213, DS213j, DS214, DS214se, DS214play, DS215j, DS216se, DS216play, NVR216, DS2

Part no. Adapter 60W_1

Warranty: 1 Yr. Carry In

THB 714incl. VAT

Request a quote: DS209, DS209j, DS209+, DS209+II ,DS210j, DS210+, DS211j, DS211, DS211+, DS212j, DS212, DS212+, DS213, DS213+, DS213air,DX213, DS213j, DS214, DS214se, DS214play, DS215j, DS216se, DS216play, NVR216, DS2

Frequently asked questions

How do I know an option fits my NAS?

Check the manufacturer compatibility list for your exact NAS model before ordering. Include your NAS model in the quote request so the part can be checked against it.

Can TELCO help with more than supplying these products?

For related project or support work, see our Data Center & Hybrid Cloud page, which describes that service and its scope. Services are quoted separately from products.

See also

Related services

Can't find the model you need?

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