K TO KSZ8001S TR Series Semiconductors Stock List

Part Number	Category	Family	Status	Description
KSZ8721SLA4	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Obsolete item	TXRX 10/100 3.3V 48-SSOP
KSZ8721SLA4TR Distributor 235230 17+RoHS for more pls inquire us now Microtranik Components,Inc. info@microtranik.com KSZ8721SLA4TR MICREL 989000 16+ROHS SSOP48 Yiner(Shenzhen)Electronics Co., Ltd. KSZ8721SLA4TR MICRELINC 107 48-BSSOP E-core Electronics CO. info@ecoreic.com KSZ8721SLA4TR RoHS 48800 11+ original new 8STAR-IC
KS8721B	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 2.5V 48SSOP
KS8721B TR 38846 14+ RoHS Compliant FindCores Electronics Inc. KS8721B TR Micrel 57559 15+ IC TXRX PHY 10/100 2.5V 48SSOP Unitronix Electronics Limited KS8721B TR Micrel 66951 2014+ IC TXRX PHY 10/100 2.5V 48SSOP Meyic Electronics Limited KS8721B TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com KS8721BA4TR MICREL 1053 SSOP48 HY(HK) TECH LIMITED KS8721BA4TR MICREL 47100 2012 SSOP48 Hong Da Electronics Co.LTD KS8721BA4TR MICREL 47100 2012 SSOP48 Hong Da Electronics Co.LTD¡ï¡ï(brenda@hongda-ic.com) KS8721BA4TR Semiconductor 25651 14+ RoHS Compliant £Á£Î£Ò£É£Ã Int£§l Electronics Limited KS8721BI Micrel 39804 NEW RoHS IC TXRX PHY 10/100 2.5V 48SSOP FindCores Electronics Inc. KS8721BI Micrel 57459 15+ IC TXRX PHY 10/100 2.5V 48SSOP Unitronix Electronics Limited KS8721BI Micrel 89170 1525+ IC TXRX PHY 10/100 2.5V 48SSOP RENXIM Electronics Co.,Ltd. KS8721BI Semiconductor 21283 16/17+ RoHS Compliant ANRIC ELECTRONICS CO.,LTD. KS8721BL MICREL 74800 2016 LQFP European Union IC Industry Co.linda@ic-industry38.com KS8721BL MICREL 22000 2016 LQFP48 FEDERAL INDUSTRY InsTess@sunnlyic.com KS8721BL MICREL 4750 17+ LQFP48 World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com KS8721BL MICREL 18000 2016+ QFP48 IC Agent Electronics InsKevin@ic-agent.com KS8721BL TR 679856 13+ ANKEY ELECTRONICS CO.,LTD KS8721BL TR 679856 13+ fenkey electronics co.,ltd KS8721BL TR Micrel 57259 15+ IC TXRX PHY 10/100 3.3V 48LQFP Unitronix Electronics Limited KS8721BL TR Micrel 66651 2014+ IC TXRX PHY 10/100 3.3V 48LQFP Meyic Electronics Limited KS8721BLI 11 N/A Antech Electronic ( HK... KS8721BLI 30 10+ HONGLIXIN TECHNOLOGY E... KS8721BLI MICREL 2100 Pujia Electronics Tech... KS8721BLI MICREL 3885 GTXIN ELECTRONICS CO.... KS8721BT Micrel 22125 12+ 48-TQFP (7x7) SINLIN ELECTRONICS LIMITED Authorized Distributor KS8721BT MICREL 221541 12+ originalnew IC INTERNATIONAL TRADING CO. KS8721BT MICREL 14640 14-15+ QFP48 Nego IC Co. KS8721BT MICREL;TQF 66000 TQFP European Union IC Industry Cor.
KS8721B TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 2.5V 48SSOP
KS8721B TR 38846 14+ RoHS Compliant FindCores Electronics Inc. KS8721B TR Micrel 57559 15+ IC TXRX PHY 10/100 2.5V 48SSOP Unitronix Electronics Limited KS8721B TR Micrel 66951 2014+ IC TXRX PHY 10/100 2.5V 48SSOP Meyic Electronics Limited KS8721B TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com
KS8721BI	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 2.5V 48SSOP
KS8721BI Micrel 39804 NEW RoHS IC TXRX PHY 10/100 2.5V 48SSOP FindCores Electronics Inc. KS8721BI Micrel 57459 15+ IC TXRX PHY 10/100 2.5V 48SSOP Unitronix Electronics Limited KS8721BI Micrel 89170 1525+ IC TXRX PHY 10/100 2.5V 48SSOP RENXIM Electronics Co.,Ltd. KS8721BI Semiconductor 21283 16/17+ RoHS Compliant ANRIC ELECTRONICS CO.,LTD.
KS8721BL	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 3.3V 48LQFP
KS8721BL MICREL 74800 2016 LQFP European Union IC Industry Co.linda@ic-industry38.com KS8721BL MICREL 22000 2016 LQFP48 FEDERAL INDUSTRY InsTess@sunnlyic.com KS8721BL MICREL 4750 17+ LQFP48 World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com KS8721BL MICREL 18000 2016+ QFP48 IC Agent Electronics InsKevin@ic-agent.com KS8721BL TR 679856 13+ ANKEY ELECTRONICS CO.,LTD KS8721BL TR 679856 13+ fenkey electronics co.,ltd KS8721BL TR Micrel 57259 15+ IC TXRX PHY 10/100 3.3V 48LQFP Unitronix Electronics Limited KS8721BL TR Micrel 66651 2014+ IC TXRX PHY 10/100 3.3V 48LQFP Meyic Electronics Limited KS8721BLI 11 N/A Antech Electronic ( HK... KS8721BLI 30 10+ HONGLIXIN TECHNOLOGY E... KS8721BLI MICREL 2100 Pujia Electronics Tech... KS8721BLI MICREL 3885 GTXIN ELECTRONICS CO....
KS8721BL TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 3.3V 48LQFP
KS8721BL TR 679856 13+ ANKEY ELECTRONICS CO.,LTD KS8721BL TR 679856 13+ fenkey electronics co.,ltd KS8721BL TR Micrel 57259 15+ IC TXRX PHY 10/100 3.3V 48LQFP Unitronix Electronics Limited KS8721BL TR Micrel 66651 2014+ IC TXRX PHY 10/100 3.3V 48LQFP Meyic Electronics Limited
KS8721BLI	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 3.3V 48LQFP
KS8721BLI 11 N/A Antech Electronic ( HK... KS8721BLI 30 10+ HONGLIXIN TECHNOLOGY E... KS8721BLI MICREL 2100 Pujia Electronics Tech... KS8721BLI MICREL 3885 GTXIN ELECTRONICS CO....
KS8721BT	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 TX/FX 48TQFP
KS8721BT Micrel 22125 12+ 48-TQFP (7x7) SINLIN ELECTRONICS LIMITED Authorized Distributor KS8721BT MICREL 221541 12+ originalnew IC INTERNATIONAL TRADING CO. KS8721BT MICREL 14640 14-15+ QFP48 Nego IC Co. KS8721BT MICREL;TQF 66000 TQFP European Union IC Industry Cor.
KS8721SL TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 3.3V 48SSOP
KS8721SL TR Micrel 2240 10+/11+ 10+/11+ Fantastic Technologies limited. KS8721SL TR Micrel 15625 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KS8721SL TR Micrel 2240 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY KS8721SL TR Micrel 56959 15+ IC TXRX PHY 10/100 3.3V 48SSOP Unitronix Electronics Limited
KS8721SLI	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Discontinued	IC TXRX PHY 10/100 3.3V 48SSOP
KS8721SLI Micrel 15000 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KS8721SLI MICREL 12500 14-15+ SSOP48 Nego IC Co. KS8721SLI RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO. KS8721SLI-LF RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk
KSZ8001S	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	IC TXRX PHY 10/100 3.3V 48-SSOP
KSZ8001S MICREL 10000 16+ 1.8V3.3V10/100BASETX/FXPhysicalLa Fantastic Technologies limited.info@fantastic-ele.com KSZ8001S MICREL 20000 2016+ SSOP48 IC Agent Electronics InsKevin@ic-agent.com KSZ8001S MICREL 22000 2016 SSOP48 FEDERAL INDUSTRY InsTess@sunnlyic.com KSZ8001S ORIGINAL 6000 15+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com KSZ8001S TR Micrel 8700 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8001S TR Micrel 8700 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8001S TR Micrel Inc 24300 08+ OMO Electronic Limited KSZ8001S TR Micrel Inc 24300 08+ STASTAR CO., LIMITED KSZ8001SI MICREL 1364 SSOP48 HK JIAWEIYI TECHNOLOGY... KSZ8001SI MICREL 10000 16+ 1.8V3.3V10/100BASE-T/TX/FXPhysical Fantastic Technologies limited.info@fantastic-ele.com KSZ8001SI Micrel 57809 15+ TXRX 10/100 LINKMD 3.3V 48-SSOP Unitronix Electronics Limited KSZ8001SI Micrel 66472 2014+ TXRX 10/100 LINKMD 3.3V 48-SSOP Meyic Electronics Limited KSZ8001SL TR Micrel 57499 15+ TXRX 10/100 LINKMD 3.3V 48-SSOP Unitronix Electronics Limited KSZ8001SL TR Micrel 66882 2014+ TXRX 10/100 LINKMD 3.3V 48-SSOP Meyic Electronics Limited KSZ8001SL TR Micrel Inc 5000 11+ Co-Etech Limited KSZ8001SL TR Micrel Inc 5000 11+ STASTAR CO., LIMITED
KSZ8041NL AM	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	IC TXRX PHY 10/100 AUTO 32-MLF
KSZ8041NL AM TR Micrel 6215 12+ 32-MLF? (5x5) SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8041NL AM TR Micrel 57639 15+ TXRX PHY 10/100 3.3V 32MLF Unitronix Electronics Limited KSZ8041NL AM TR Micrel 66362 2014+ TXRX PHY 10/100 3.3V 32MLF Meyic Electronics Limited KSZ8041NL AM TR Micrel 87330 1525+ TXRX PHY 10/100 3.3V 32MLF Ronxim Components Ltd. KSZ8041NL AM TR Micrel 87330 1525+ TXRX PHY 10/100 3.3V 32MLF Ronxim Components Ltd. KSZ8041NL AM TR Micrel Inc 47500 10+ STASTAR CO., LIMITED KSZ8041NL AM TR MICRELSEMICONDUCTOR 50000 15+ Excellent Electronics Components Inc KSZ8041NL AM TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY
KSZ8001SI	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX 10/100 LINKMD 3.3V 48-SSOP
KSZ8001SI MICREL 1364 SSOP48 HK JIAWEIYI TECHNOLOGY... KSZ8001SI MICREL 10000 16+ 1.8V3.3V10/100BASE-T/TX/FXPhysical Fantastic Technologies limited.info@fantastic-ele.com KSZ8001SI Micrel 57809 15+ TXRX 10/100 LINKMD 3.3V 48-SSOP Unitronix Electronics Limited KSZ8001SI Micrel 66472 2014+ TXRX 10/100 LINKMD 3.3V 48-SSOP Meyic Electronics Limited
KSZ9021GN TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX ETHERNET GB GMII/MII 64MLF
KSZ9021GN TR Micrel 20000 11+ 11+ Eurotronik Components GmbH KSZ9021GN TR Micrel 57569 15+ TXRX ETHERNET GB GMII/MII 64MLF Unitronix Electronics Limited KSZ9021GN TR Micrel 66982 2014+ TXRX ETHERNET GB GMII/MII 64MLF Meyic Electronics Limited KSZ9021GN TR Micrel 89190 1525+ TXRX ETHERNET GB GMII/MII 64MLF Ronxim Components Ltd.
KSZ9031RNXIA TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	IC TXRX ETHERNET 48-QFN
KSZ9031RNXIA TR MICREL 0 Ameya Holding Limited1 KSZ9031RNXIA TR MICRELSEMICONDUCTOR 1000 13+ REEL Protec Engineering (S) Pte Ltd protec@vip.163.com KSZ9031RNXIA TR MICRELSEMICONDUCTOR 1000 13+ REEL Protec Engineering (S) Pte Ltd protec@vip.163.com KSZ9031RNXIA TR MICRELSEMICONDUCTOR 1000 13+ REEL Protec Engineering (S) Pte Ltd protec@vip.163.com
KSZ8721BLI TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX PHY 10/100 2.3.3/5V 48-LQFP
KSZ8721BLI TR MICREL 12000 16+ XINXING(HK) ELECTRONICS CO.,LTD KSZ8721BLI TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY KSZ8721BLI TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com KSZ8721BLI TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com
KSZ9031MNXIA TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	IC TXRX ETHERNET 64-QFN
KSZ9031MNXIA TR MIS 4000 ICK International(HK) ... KSZ9031MNXIA TR NEW 87590 2016+ Original package well Renxim Technology Limited. sales@renxim.com
KSZ8721SLI TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	IC TXRX PHY 10/100 3.3V 48SSOP
KSZ8721SLI TR Micrel 5400 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8721SLI TR Micrel Inc 120000 11+ FOR CHONG ELECTRONICS£¨... KSZ8721SLI TR Micrel Inc 120000 11+ Sen Tai Trading Limited KSZ8721SLI TR Micrel Inc 120000 11+ STASTAR CO., LIMITED
KSZ8721BI TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX PHY 10/100 2.3.3/5V 48-SSOP
KSZ8721BI TR Micrel 9131 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8721BI TR Micrel 9131 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8721BI TR MICREL 50000 14+ REEL Protec Engineering (S) Pte Ltd protec@vip.163.com KSZ8721BI TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY
KSZ8001LI TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	IC TXRX PHY 10/100 3.3V 48LQFP
KSZ8001LI TR KENDIN 10000 14+ E-Chips Solution Co.,LTD KSZ8001LI TR KENDIN 10000 14+ YES BLUESKY TECHNOLYGY... KSZ8001LI TR Micrel Inc 5000 10+ Aosiwei Commercial & T... KSZ8001LI TR Micrel Inc 5000 10+ Masco£¨HK£© technology.,...
KSZ8041FTLI TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX PHY 10/100 SGL LP 48TQFP
KSZ8041FTLI TR KENDIN 10000 14+ Southern Electronics T... KSZ8041FTLI TR MICREL 2000 2012 ZENER INTERNATIONAL TR... KSZ8041FTLI TR Micrel 66502 2014+ TXRX PHY 10/100 SGL LP 48TQFP Meyic Electronics Limited KSZ8041FTLI TR Micrel Inc 5000 10+ STASTAR CO., LIMITED
KSZ8041TLI TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	IC ETHERNET PHY IND 48TQFP
KSZ8041TLI TR 874654 13+ ANKEY ELECTRONICS CO.,LTD KSZ8041TLI TR 874654 13+ fenkey electronics co.,ltd KSZ8041TLI TR Micrel 5074 12+ 48-TQFP (7x7) SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8041TLI TR micrel 750 1320+ 48LQFP Protec Engineering (S) Pte Ltd protec@vip.163.com
KSZ8041NL AM TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX PHY 10/100 3.3V 32MLF
KSZ8041NL AM TR Micrel 6215 12+ 32-MLF? (5x5) SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8041NL AM TR Micrel 57639 15+ TXRX PHY 10/100 3.3V 32MLF Unitronix Electronics Limited KSZ8041NL AM TR Micrel 66362 2014+ TXRX PHY 10/100 3.3V 32MLF Meyic Electronics Limited KSZ8041NL AM TR Micrel 87330 1525+ TXRX PHY 10/100 3.3V 32MLF Ronxim Components Ltd. KSZ8041NL AM TR Micrel 87330 1525+ TXRX PHY 10/100 3.3V 32MLF Ronxim Components Ltd. KSZ8041NL AM TR Micrel Inc 47500 10+ STASTAR CO., LIMITED KSZ8041NL AM TR MICRELSEMICONDUCTOR 50000 15+ Excellent Electronics Components Inc KSZ8041NL AM TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY
KSZ8041FTL TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX PHY 10/100 SGL LP 48TQFP
KSZ8041FTL TR 874654 13+ ANKEY ELECTRONICS CO.,LTD KSZ8041FTL TR 874654 13+ fenkey electronics co.,ltd KSZ8041FTL TR 13554 14+ ROSH BIKEIC (HK) ELECTRONICS CO.,LTD KSZ8041FTL TR Micrel 5204 12+ 48-TQFP (7x7) SINLIN ELECTRONICS LIMITED Authorized Distributor
KSZ8001L TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX 10/100 3.3V 48-LQFP
KSZ8001L TR 874654 13+ fenkey electronics co.,ltd KSZ8001L TR 874654 13+ fenkey electronics co.,ltd KSZ8001L TR Micrel 6500 12+ 48-LQFP (7x7) SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8001L TR MICRELSEMICONDUCTOR 50000 14+ REEL Protec Engineering (S) Pte Ltd protec@vip.163.com
KSZ8001SL TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX 10/100 LINKMD 3.3V 48-SSOP
KSZ8001SL TR Micrel 57499 15+ TXRX 10/100 LINKMD 3.3V 48-SSOP Unitronix Electronics Limited KSZ8001SL TR Micrel 66882 2014+ TXRX 10/100 LINKMD 3.3V 48-SSOP Meyic Electronics Limited KSZ8001SL TR Micrel Inc 5000 11+ Co-Etech Limited KSZ8001SL TR Micrel Inc 5000 11+ STASTAR CO., LIMITED
KSZ8041TL TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TRANSCEIVER 10/100 48-TQFP
KSZ8041TL TR 874654 13+ ANKEY ELECTRONICS CO.,LTD KSZ8041TL TR Micrel 20000 11+ 11+ Eurotronik Components GmbH KSZ8041TL TR Micrel 20000 11+ 11+ Eurotronik Components GmbH KSZ8041TL TR Micrel 9000 12+ 48-TQFP (7x7) SINLIN ELECTRONICS LIMITED Authorized Distributor
KSZ8721CL TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX 10/100 3.3V 48-LQFP
KSZ8721CL TR Micrel 7000 12+ 48-LQFP (7x7) SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8721CL TR MICREL 50000 14+ REEL Protec Engineering (S) Pte Ltd protec@vip.163.com KSZ8721CL TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY KSZ8721CL TR S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY
KSZ8091MNXCA	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	IC TXRX PHY 10/100 3.3V 32QFN
KSZ8091MNXCA MICREL 10 1248+ MACROQUEST ELECTRONICS CO., LTDZHANCHUN1214@VIP.163.COM KSZ8091MNXCA Micrel Inc 89170 2015+ IC TXRX PHY 10/100 3.3V 32QFN RENXIM Electronics Co.,Ltd. KSZ8091MNXCA TR IC 40250 17+ NEW RoHS and More QTY SemiLex Electronics Inc (sales@semi-lex.com) KSZ8091MNXCA TR NEW 73400 2016+ Original package well Renxim Technology Limited. sales@renxim.com
KSZ8001S TR	Integrated Circuits (ICs)	Interface - Drivers, Receivers, Transceivers	Active	TXRX 10/100 LINKMD 3.3V 48-SSOP
KSZ8001S TR Micrel 8700 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8001S TR Micrel 8700 12+ 48-SSOP SINLIN ELECTRONICS LIMITED Authorized Distributor KSZ8001S TR Micrel Inc 24300 08+ OMO Electronic Limited KSZ8001S TR Micrel Inc 24300 08+ STASTAR CO., LIMITED