Transceivers

754 products

Extension Module 1 Interface Converter 7 Interface Konverter 2 Media Converter 202 Medienkonverter 23 QSFP Module 63 SFP+ Modul 23 SFP+ Module 127

Filters

754 products

Sort by

Filters

Price

€8.69 – €6,557.00

Min. €Max. €

Brand

ABUS2ACT1Actebis1Alcatel-Lucent4Allied11Allnet17AVM1Axis3barox1BlueOptics65Brocade1Cambium1Cisco61Cudy1D-Link15Dell7DeLock13Digitus45Dragino1Edimax1EFB-Elektronik11Exertis1Extralink1Extreme3Finisar3Fluke1Fujitsu3Grandstream3Hirschmann5HP11HPE42Huawei3Ideal2InLine8Intel5Intellinet20Juniper1Lancom26Lanview1Lenovo7Level35Lindy2Linksys2LogiLink2Mellanox2Microsens1MikroTik14Moxa3Netgear10NVIDIA1Phoenix14Planet42ProLabs2QNAP4Renkforce1Roline5Siemens21Softing1Sonicwall1Sonnet1Sophos3StarTech56Telekom1Televes2TP-Link42TRENDnet16Ubiquiti36Value2Veracity2W&T1Wago5WatchGuard1Weidmüller3Zyxel11

Product type

Extension Module1Interface Converter7Interface Konverter2Media Converter202Medienkonverter23QSFP Module63SFP+ Modul23SFP+ Module127SFP Modul26SFP Module202Switch Expansion Module2Transceiver558

Compatibility

Alcatel-Lucent5Allied Telesis2Allnet4Arista3Avago2Broadcom2Brocade1Cambium1Check Point1Ciena1Cisco41Cisco, Avago, JDSU, Finisar, Dell1D-Link1Dell5Extreme Networks5F5 Networks1Finisar4Fluke Networks1Fujitsu1Hirschmann5HPE37Huawei2Intel1Intellinet4Juniper2Lancom18Lenovo4Lenovo, IBM1LevelOne2LinkSys1Maipu2Marconi1Meraki, Cisco2Mikrotik4Moxa1MRV, Allnet1MSA Uncoded16NetApp1Netgear4Nokia1NVIDIA, Mellanox1Packetlight1Palo Alto Networks1Phoenix Contact13Planet22QNAP1RAD1Radware1Siemens18Supermicro2TP-Link14TRENDnet7Ubiquiti13Wago5Watchguard1Weidmüller3Zyxel1

Dimensions

1,34 x 0,85 x 5,65 cm171,835 x 0.85 x 7.24 cm331.4 x 5.7 x 1.2 cm11.4 x 7.1 x 1.4 cm11.34 x 0.85 x 5.65 cm1068.6 x 2.9 x 13.3 cm29.5 x 7.3 x 2.7 cm310.1 x 9.6 x 2.5 cm110.5 x 9.5 x 2.5 cm1

Interfaces

FC2GBIC1GBIC, LC, SFP+1GBIC, LC, SFP+, SFP2GBIC, RJ45, SFP+, SFP1GBIC, SFP+2GBIC, SFP+, QSFP+, SFP1LC68LC, GBIC, SFP+1LC, GBIC, SFP+, SFP1LC, QSFP+19LC, QSFP+, MPO/MTP, QSFP-DD1LC, QSFP+, QSFP282LC, QSFP2819LC, QSFP28, MPO/MTP2LC, RJ452LC, RJ45, SFP+, SFP4LC, RJ45, SFP28, SFP+, SFP1LC, SFP36LC, SFP+45LC, SFP+, QSFP28, QSFP+, QSFP-DD1LC, SFP+, SFP37LC, SFP+, SFP, FC3LC, SFP2811LC, SFP28, SFP+, QSFP28, SFP1LC, SFP28, SFP+, SFP2MPO/MTP, QSFP+1MPO/MTP, QSFP283QSFP+5QSFP+, MPO/MTP5QSFP+, QSFP28, MPO/MTP1QSFP286QSFP28, MPO/MTP4RJ4533RJ45, BNC2RJ45, LC5RJ45, QSFP+1RJ45, RJ115RJ45, RS-4221RJ45, SC9RJ45, SC, LC2RJ45, SFP28RJ45, SFP+14RJ45, SFP+, SFP13RJ45, SFP, LC2RJ45, SFP, SC, LC3RJ45, SFP28, SFP+, SFP1RJ45, ST7RS-232, DB-91RS-232, RS-4851RS-232, RS-485, RS-422, DB-25, RJ111RS-4221RS-422, RS-2321RS-4852RS-485, RJ45, RS-422, RS-2321RS-485, RS-422, RS-2322SC19SC, RJ4541SC, RJ45, SFP1SC, RJ45, SFP+1SC, RS-4221SC, SFP1SC, SFP+4SC, ST1SC, ST, RS-2321SC, X21SFP11SFP+10SFP+, LC1SFP+, QSFP+, SFP1SFP+, QSFP28, SFP1SFP+, RJ451SFP+, RJ45, LC1SFP+, SFP13SFP+, SFP, FC1SFP, GBIC1SFP, GBIC, RJ45, SFP+1SFP, LC35SFP, LC, RJ45, SFP+1SFP, LC, SFP+2SFP, LC, ST1SFP, RJ457SFP, RJ45, SFP+3SFP, SC7SFP, SFP+1SFP, X2, LC, RJ45, ST, SFP+1SFP, X2, LC, SFP+2SFP281SFP28, QSFP281SFP28, SFP+, QSFP28, QSFP+1SFP28, SFP+, SFP3ST2Stacking, SFP+, SFP1X2, LC, RJ451X2, RJ45, SC1

Transmission Coverage

1,000 m21,400 m32,000 m443,000 m35,000 m410,000 m11220,000 m4230,000 m230 m1140,000 m2180,000 m3100,000 m4100 m41120,000 m2150 m5160,000 m2275 m1300 m39400 m2500 m12550 m45750 m1

Cable Mode

Fibre multimode188Single-Mode Fibre206

LAN Standards

2Gb Fibre Channel, Ethernet 10/100/1000, Ethernet 1000Base-SX110-Gigabit Ethernet, 10GBase-T110-Gigabit Ethernet, 10GBase-T, 1000Base-T, Gigabit-Ethernet110Base-T, 100Base-FX, 100Base-TX, Fast-Ethernet110Base-T, 100Base-TX110Base-T, 100Base-TX, 100Base-FX210Base-T, 100Base-TX, Gigabit-Ethernet, 1000Base-LX, 1000Base-T110Base-T, 100Base-TX, Gigabit-Ethernet, 1000Base-T, 1000Base-SX110GBase-LR, 10-Gigabit Ethernet, 10Gb Fibre Channel110GBase-LW, 10GBase-LR110GBase-SR, 10-Gigabit Ethernet, 10Gb Fibre Channel510Gb Fibre Channel, 10GBase-LR, 10-Gigabit Ethernet110Gb Fibre Channel, 10GBase-SR, 10-Gigabit Ethernet210Gb Fibre Channel, 1000Base-SX, Gigabit-Ethernet, 10GBase-SR, 10-Gigabit Ethernet110Gb Fibre Channel, Ethernet 10/100/1000, Ethernet 10GBase110Gb Fibre Channel, Ethernet 10GBase1510Gb Fibre Channel, Ethernet 10GBase-BX, Ethernet 10GBase-BX-U, Ethernet 10GBase110Gb Fibre Channel, Ethernet 10GBase-BX-D, Ethernet 10GBase-BX, Ethernet 10GBase110Gb Fibre Channel, Ethernet 10GBase-ER, Ethernet 10GBase110Gb Fibre Channel, Ethernet 10GBase-LR, Ethernet 10GBase410Gb Fibre Channel, Ethernet 10GBase-SR, Ethernet 10GBase1110Gb Fibre Channel, Ethernet 10GBase-SW, Ethernet 10GBase-SR, Ethernet 10GBase210Gb Fibre Channel, Ethernet 10GBase-ZR, Ethernet 10GBase125Gb Fibre Channel, 25GBase-LR125Gb Fibre Channel, Ethernet 25GBase-LR125Gb Fibre Channel, Ethernet 25GBase-SR540Gb Fibre Channel, Ethernet 40GBase-ER4740Gb Fibre Channel, Ethernet 40GBase-ESR4140Gb Fibre Channel, Ethernet 40GBase-LR4640Gb Fibre Channel, Ethernet 40GBase-LR4L140Gb Fibre Channel, Ethernet 40GBase-SR2-BIDI140Gb Fibre Channel, Ethernet 40GBase-SR44100Base-FX, 100Base-TX, Fast-Ethernet1100Base-TX, 10Base-T, 1000Base-T, Gigabit-Ethernet, 2.5GBase-X1100Gb Fibre Channel, 25Gb Fibre Channel1100Gb Fibre Channel, Ethernet 100GBase-CWDM45100Gb Fibre Channel, Ethernet 100GBase-LR47100Gb Fibre Channel, Ethernet 100GBase-SR431000Base-LH, 1000Base-LX, Gigabit-Ethernet11000Base-LX, Gigabit-Ethernet11000Base-SX, 10Base-T, 1000Base-T, Gigabit-Ethernet, 1000Base-LX11000Base-SX, 10Gb Fibre Channel, Gigabit-Ethernet, 10GBase-SR, 10-Gigabit Ethernet11000Base-SX, Gigabit-Ethernet31000Base-SX, Gigabit-Ethernet, 1000Base-LX11000Base-T, Gigabit-Ethernet41000Base-T, Gigabit-Ethernet, 1000Base-LX21000Base-X, 1000Base-T11000Base-ZX, Gigabit-Ethernet1CWDM, 100Gb Fibre Channel, Ethernet 100GBase-CWDM41CWDM, Ethernet 100GBase-CWDM41CWDM, Ethernet 100GBase-CWDM4L, 100Gb Fibre Channel1Ethernet 10, Ethernet 10GBase-LR2Ethernet 10/100, Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 100Base-FX1Ethernet 10/100, Ethernet 100Base-FX1Ethernet 10/100, Ethernet 100Base-FX, Ethernet 100Base-TX2Ethernet 10/100/1000, Ethernet 2.5GBase-T, Ethernet 1000Base-T, Ethernet 10GBase-T1Ethernet 10/100/1000, Ethernet 101Ethernet 10/100/1000, Ethernet 10/100, Ethernet 1000Base-LX, Ethernet 101Ethernet 10/100/1000, Ethernet 10Base-T1Ethernet 10/100/1000, Ethernet 10Base-T, Ethernet 1000Base-LX1Ethernet 10/100/1000, Ethernet 10Base-T, Ethernet 1000Base-T, Ethernet 101Ethernet 10/100/1000, Ethernet 10GBase1Ethernet 10/100/1000, Ethernet 1000Base-BX201Ethernet 10/100/1000, Ethernet 1000Base-LX18Ethernet 10/100/1000, Ethernet 1000Base-LX, Ethernet 1000Base-T1Ethernet 10/100/1000, Ethernet 1000Base-LX, Ethernet 1000Base-T, Ethernet 1000Base-SX1Ethernet 10/100/1000, Ethernet 1000Base-SX13Ethernet 10/100/1000, Ethernet 1000Base-SX, 10Gb Fibre Channel, Ethernet 10GBase1Ethernet 10/100/1000, Ethernet 1000Base-T6Ethernet 10/100/1000, Ethernet 1000Base-T, Ethernet 1000Base-SX3Ethernet 10/100/1000, Ethernet 1000Base-TX1Ethernet 10/100/1000, Ethernet 1000Base-TX, Ethernet 1000Base-LX1Ethernet 10/100/1000, Ethernet 1000Base-TX, Ethernet 1000Base-SX1Ethernet 10/100/1000, Ethernet 1000Base-X1Ethernet 10/100/1000, Ethernet 1000Base-ZX2Ethernet 10Base-T, Ethernet 10/100/1000, Ethernet 1000Base-SX1Ethernet 10Base-T, Ethernet 100Base-FX, Ethernet 100Base-TX, Ethernet 10/1005Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 100Base-FX2Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 100Base-FX, Ethernet 100Base-T2Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 1000Base-T, Ethernet 1000Base-SX1Ethernet 10Base-T, Ethernet 1000Base-T, Ethernet 10/100/10002Ethernet 10Base-T, Ethernet 1000Base-TX, Ethernet 10/100/1000, Ethernet 1000Base-LX1Ethernet 10Base-T, Ethernet 1000Base-TX, Ethernet 100Base-TX, Ethernet 1000Base-T1Ethernet 10GBase, 10Gb Fibre Channel1Ethernet 10GBase, Ethernet 10GBase-LR1Ethernet 10GBase, Ethernet 10GBase-LR, 10Gb Fibre Channel1Ethernet 10GBase, Ethernet 10GBase-T9Ethernet 10GBase-CX4, Ethernet 10GBase, 10Gb Fibre Channel1Ethernet 10GBase-ER, 10Gb Fibre Channel, Ethernet 10GBase1Ethernet 10GBase-LR, 10Gb Fibre Channel, Ethernet 10GBase1Ethernet 10GBase-LR, Ethernet 10GBase, 10Gb Fibre Channel10Ethernet 10GBase-LRM, Ethernet 10GBase, 10Gb Fibre Channel1Ethernet 10GBase-LW, 10Gb Fibre Channel, Ethernet 10GBase-LR, Ethernet 10GBase2Ethernet 10GBase-LX4, Ethernet 10GBase, 10Gb Fibre Channel1Ethernet 10GBase-SR, Ethernet 10GBase, 10Gb Fibre Channel15Ethernet 10GBase-SR, Ethernet 10GBase-LR1Ethernet 10GBase-SR, Ethernet 10GBase-LR, Ethernet 10GBase-T1Ethernet 10GBase-SR, Ethernet 1000Base-SX, Ethernet 10/100/10001Ethernet 10GBase-T, Ethernet 10GBase-LR, Ethernet 10GBase-SR, Ethernet 10GBase-LRM1Ethernet 25GBase-LW, 25Gb Fibre Channel, Ethernet 25GBase-LR1Ethernet 40GBase-LX4, Ethernet 40GBase-LR4, 40Gb Fibre Channel1Ethernet 100Base-FX, 40Gb Fibre Channel1Ethernet 100Base-FX, Ethernet 10/1008Ethernet 100Base-FX, Ethernet 100Base-T, Ethernet 10/1001Ethernet 100Base-FX, Ethernet 100Base-TX, Ethernet 10/1004Ethernet 100Base-LX, Ethernet 10/1001Ethernet 100Base-LX, Ethernet 1000Base-T, Ethernet 10/100/10001Ethernet 100Base-TX, Ethernet 10Base-T1Ethernet 100Base-TX, Ethernet 10Base-T, Ethernet 1000Base-T, Ethernet 10/100/10002Ethernet 100Base-TX, Ethernet 100Base-FX, Ethernet 10/1003Ethernet 100Base-TX, Ethernet 1000Base-T, Ethernet 10/100/10001Ethernet 100GBase-LR4, 100Gb Fibre Channel1Ethernet 100GBase-SR4, 100Gb Fibre Channel1Ethernet 1000Base-BX, Ethernet 10/100/10001Ethernet 1000Base-BX, Ethernet 10/100/1000, Ethernet 1000Base-BX-U1Ethernet 1000Base-BX, Ethernet 10GBase-BX20-U, Ethernet 10/100/1000, Ethernet 1000Base-BX-U1Ethernet 1000Base-BX, Ethernet 1000Base-BX-D1Ethernet 1000Base-BX, Ethernet 1000Base-BX-D, Ethernet 10/100/10002Ethernet 1000Base-BX10-D, Ethernet 1000Base-BX, Ethernet 1000Base-BX-D, Ethernet 10/100/10001Ethernet 1000Base-LH, Ethernet 10/100/10001Ethernet 1000Base-LH, Ethernet 10/100/1000, Ethernet 1000Base-LX1Ethernet 1000Base-LH, Ethernet 1000Base-LX1Ethernet 1000Base-LH, Ethernet 1000Base-LX, Ethernet 10/100/10001Ethernet 1000Base-LX, Ethernet 10/100/100013Ethernet 1000Base-LX, Ethernet 1000Base-SX1Ethernet 1000Base-LX, Ethernet 1000Base-TX1Ethernet 1000Base-SX, Ethernet 10/100/100027Ethernet 1000Base-SX, Ethernet 10/100/1000, Ethernet 1000Base-LX1Ethernet 1000Base-SX, Ethernet 10Base-T, Ethernet 10/100/10001Ethernet 1000Base-SX, Ethernet 10Base-T, Ethernet 1000Base-LX, Ethernet 10/100/10001Ethernet 1000Base-SX, Ethernet 1000Base-LX, Ethernet 10/100/10001Ethernet 1000Base-T, Ethernet 10/100/100017Ethernet 1000Base-T, Ethernet 10/100/1000, Ethernet 1000Base-LX5Ethernet 1000Base-T, Ethernet 10/100/1000, Ethernet 1000Base-TX2Ethernet 1000Base-T, Ethernet 10Base-T, Ethernet 100Base-TX2Ethernet 1000Base-T, Ethernet 10GBase-T, Ethernet 100Base-TX1Ethernet 1000Base-T, Ethernet 1000Base-LX, Ethernet 10/100/10001Ethernet 1000Base-TX, Ethernet 10/100/1000, Ethernet 10/100, Ethernet 10, Ethernet 1000Base-SX1Ethernet 1000Base-TX, Ethernet 10/100/1000, Ethernet 1000Base-LX1Ethernet 1000Base-TX, Ethernet 10/100/1000, Ethernet 1000Base-SX2Ethernet 1000Base-TX, Ethernet 1000Base-LX, Ethernet 10/100/10001Ethernet 1000Base-TX, Ethernet 1000Base-SX, Ethernet 10/100/10003Ethernet 1000Base-X, Ethernet 10/100/10002Ethernet 1000Base-X, Ethernet 1000Base-T, Ethernet 10Base-T, Ethernet 100Base-TX2Ethernet 1000Base-ZX, Ethernet 10/100/10001Fast-Ethernet, 10Base-T, 100Base-FX, 100Base-T1Gigabit-Ethernet, 10Gb Fibre Channel, 10-Gigabit Ethernet1Gigabit-Ethernet, 1000Base-BX-U1Gigabit-Ethernet, 1000Base-LX3Gigabit-Ethernet, 1000Base-LX, 1000Base-EX1Gigabit-Ethernet, 1000Base-LX, 1000Base-SX1Gigabit-Ethernet, 1000Base-SX1Gigabit-Ethernet, 1000Base-TX1Gigabit-Ethernet, 1000Base-ZX1

Optical Wavelength

1,270 nm11,300 nm91,310 nm1531,330 nm31,490 nm71,550 nm191,577 nm1125 nm2850 nm141

Characteristics

Auto-MDI/MDI-X4Auto-MDI/MDI-X, Auto-Negotiation4Auto-MDI/MDI-X, Auto-Negotiation, Full-/Half-Duplex2Auto-MDI/MDI-X, Auto-Negotiation, Full-/Half-Duplex, LinkFault Detection, Missing Link, VLAN-Support1Auto-MDI/MDI-X, Auto-Negotiation, Full-Duplex1Auto-MDI/MDI-X, Auto-Negotiation, LinkFault Detection, Flow Control1Auto-MDI/MDI-X, Auto-Uplink, Store-and-Forward, Auto-Negotiation, Full-/Half-Duplex, Flow Control1Auto-MDI/MDI-X, BiDi2Auto-MDI/MDI-X, Full-/Half-Duplex, Auto-Uplink1Auto-MDI/MDI-X, Full-Duplex, Industrial Ethernet1Auto-MDI/MDI-X, LinkFault Detection, Flow Control, Full-/Half-Duplex1Auto-MDI/MDI-X, Store-and-Forward, Power Over Ethernet1Auto-Negotiation12Auto-Negotiation, Auto-MDI/MDI-X1Auto-Negotiation, Auto-MDI/MDI-X, BiDi, CWDM, Full-/Half-Duplex1Auto-Negotiation, Auto-MDI/MDI-X, Full-/Half-Duplex2Auto-Negotiation, Flow Control, Full-/Half-Duplex2Auto-Negotiation, Flow Control, Full-/Half-Duplex, LinkFault Detection2Auto-Negotiation, Full-/Half-Duplex1Auto-Negotiation, Full-/Half-Duplex, LinkFault Detection1Auto-Negotiation, Industrial Ethernet1Auto-Negotiation, LinkFault Detection1Auto-Uplink1Auto-Uplink, Auto-Negotiation5Auto-Uplink, Auto-Negotiation, LinkFault Detection, Flow Control, Store-and-Forward1Auto-Uplink, Auto-Negotiation, Store-and-Forward1Auto-Uplink, Auto-Negotiation, VLAN-Support, Full-Duplex1BiDi11BiDi, CWDM, Digital Diagnostics Monitoring (DDM)1BiDi, Digital Diagnostics Monitoring (DDM)12BiDi, Digital Diagnostics Monitoring (DDM), Full-Duplex1CWDM, Multiplexer5CWDM, Multiplexer, Digital Diagnostics Monitoring (DDM)12Digital Diagnostics Monitoring (DDM)87Digital Diagnostics Monitoring (DDM), CWDM1Digital Diagnostics Monitoring (DDM), Full-Duplex7Digital Diagnostics Monitoring (DDM), Full-Duplex, CWDM, Multiplexer1Digital Diagnostics Monitoring (DDM), Multiplexer1Flow Control3Flow Control, Auto-Negotiation1Flow Control, Full-/Half-Duplex, VLAN-Support, Auto-MDI/MDI-X, Auto-Negotiation2Flow Control, Full-Duplex, VLAN-Support, Auto-MDI/MDI-X, Auto-Negotiation1Flow Control, Power Over Ethernet, Auto-Uplink1Full-/Half-Duplex6Full-/Half-Duplex, Auto-MDI/MDI-X, Power Over Ethernet, Store-and-Forward, Flow Control1Full-/Half-Duplex, Auto-Negotiation1Full-/Half-Duplex, Auto-Negotiation, Auto-MDI/MDI-X1Full-/Half-Duplex, Auto-Uplink2Full-/Half-Duplex, Digital Diagnostics Monitoring (DDM)2Full-/Half-Duplex, LinkLoss, Auto-MDI/MDI-X1Full-Duplex9Full-Duplex, Auto-MDI/MDI-X3Full-Duplex, Auto-MDI/MDI-X, Auto-Negotiation2Full-Duplex, Auto-Negotiation1Full-Duplex, Digital Diagnostics Monitoring (DDM)10Full-Duplex, Digital Diagnostics Monitoring (DDM), Auto-Negotiation1Full-Duplex, Flow Control1Full-Duplex, Flow Control, Auto-Negotiation2Full-Duplex, Switching1Full-Duplex, Switching, Flow Control, Power Over Ethernet1Full-Duplex, VLAN-Support1Full-Duplex, VLAN-Support, Auto-MDI/MDI-X, Auto-Negotiation1Industrial Ethernet7LinkFault Detection, Flow Control, Full-/Half-Duplex, Auto-Negotiation1LinkFault Detection, Flow Control, Full-/Half-Duplex, Store-and-Forward1Multiplexer4Multiplexer, Digital Diagnostics Monitoring (DDM)20Multiplexer, Digital Diagnostics Monitoring (DDM), BiDi1Power Over Ethernet7Power Over Ethernet, Auto-Negotiation2Power Over Ethernet, Auto-Negotiation, Auto-MDI/MDI-X, Flow Control1Power Over Ethernet, Auto-Uplink1Power Over Ethernet, Auto-Uplink, Auto-Negotiation1Power Over Ethernet, Full-/Half-Duplex1Power Over Ethernet, Full-Duplex, Auto-MDI/MDI-X, Industrial Ethernet1Store-and-Forward1Store-and-Forward, Auto-Negotiation1Store-and-Forward, Auto-Negotiation, LinkFault Detection1Store-and-Forward, Auto-Uplink, Auto-Negotiation4Store-and-Forward, Auto-Uplink, Auto-Negotiation, LinkFault Detection, Flow Control1Store-and-Forward, Auto-Uplink, Auto-Negotiation, LinkFault Detection, Switching, Flow Control1Switching, Full-Duplex, Store-and-Forward, Power Over Ethernet1Switching, LinkLoss1Switching, Power Over Ethernet1Switching, Store-and-Forward, Power Over Ethernet1

Wiring

10Base-T110GBase-ER110GBase-LR2010GBase-SR3410GBase-T210GBase-X1100Base-FX71000Base-BX31000Base-LX171000Base-SX401000Base-T121000Base-X2Coax1Copper9CWDM6Glasfaser87RS-4221Serial1