BLZF 3.5/12

Pluggable Terminal Block, 3.5 mm, 12 Ways, 22AWG to 14AWG, 1.5 mm², Tension Clamp, 10 A

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Manufacturer: WEIDMULLER
Product type: Pluggable Terminal Blocks
Pitch Spacing:3.5mm; No. of Positions:12Ways; Wire Size (AWG):22AWG to 14AWG; Conductor Area CSA:1.5mm²; Wire Connection Method:Tension Clamp; Rated Current:10A; Rated Voltage:300
Pitch Spacing: 3.5mm
Product Range: -
Rated Current: 10A
Rated Voltage: 300V
Wire Size (AWG): 22AWG to 14AWG
No. of Positions: 12Ways
Wire Size AWG Max: 14AWG
Wire Size AWG Min: 22AWG
Conductor Area CSA: 1.5mm²
Wire Connection Method: Tension Clamp

Delivery and price
Units per pack	50
Price	9.54 €
Current stock	10+
Lead time	30 days

Datasheet

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P.C.B. Connector BLZF 3.5/2...24 BLZF 3.5/2...24F<br>e Tension Clamp Free Socket Free Socket, with locking flange<br>¢ 3.50mm Pitch Tension Clamp Tension Clamp<br>¢ 2...24 Poles 180° Cable Orientation 180° Cable Orientation<br>¢ Colour - Orange*<br>¢ 1.5mm? max. wire size (flexible) gts.<br>¢ 3.2mm P.C. pin length** ee<br>* Other colours available on request ; a ae<br>* 4.5mm PC. pin length on request SS  ?<br>Technical Data<br>Insulating Material PBT<br>Contact Spring Material/Plating CuSn/SnPb<br>Contact Pin Material/Plating CuZn/Sn<br>Flammability class UL94 VO<br>Dimensions<br>Pitch 3.50mm<br>PCB Hole 01.3 + 0.1mm<br>Insulation Stripping Length 10mm 21,9 21,9<br>Conductor ClampingMax. Clamping Range 0.08...1.5mm? eg CT] anal a ae Cy omens 7.“<br>| = Jc) = )_|<br>AWG Conductors rtsNo. 28...16 fT qHt | | - LT —— y i | a<br>VDE Rated Data oy—— —_——<br>Rated Cross Section 1.5mm?<br>Rated Current 10A<br>Rated Voltage (Ins. Grp. C)  125Va.c./150Vd.c.<br>Rated Voltage (Ins. Grp. B) 250Va.c./800Vd.c.<br>UL Rated Data<br>Rated Voltage Industrial 300Va.c.<br>Rated Voltage Commercial 250Va.c.<br>Rated Current 10A<br>Conductor Sizes 22... 14AWG<br>Ordering Data Poles Description Cat. No. Poles Description Cat. No.<br>Note: 2 BLZF 3.5/2 169019 2 BLZF 3.5/2F 169088<br>For the mounting of PCBs, it should be noted 3 BLZF 3.5/3 169020 3 BLZF 3.5/3F 169089<br>that the ratings in this catalogue relate only to 4 BLZF 3.5/4 169021 4 BLZF 3.5/4F 169090<br>Connectors. The necessary PCB creepage and 5 BLZF 3.5/5 169022 5 BLZF 3.5/5F 169091<br>Clearance paths must be determined in 6 BLZF 3.5/6 169023 6 BLZF 3.5/6F 169092<br>accordance with VDE 0110b. The current 7 BLZF 3.5/7 169024 7 BLZF 3.5/7F 169093<br>capacity of the PCBs is to be observed 8 BLZF 3.5/8 169025 8 BLZF 3.5/8F 169094<br>according to DIN IEC 326 part 3. 9 BLZF 3.5/9 169026 9 BLZF 3.5/9F 169095<br>10 BLZF 3.5/10 169027 10 BLZF 3.5/10F 169096<br>mi BLZF 3.5/11 169028 14 BLZF 3.5/11F 169097<br>12 BLZF 3.5/12 169029 12 BLZF 3.5/12F 169098<br>13 BLZF 3.5/13 169030 13 BLZF 3.5/13F 169099<br>. 14 BLZF 3.5/14 169031 14 BLZF 3.5/14F 169100<br>15 BLZF 3.5/15 169032 15 BLZF 3.5/15F 169101<br>16 BLZF 3.5/16 169033 16 BLZF 3.5/16F 169102<br>“47 BLZF 3.5/17 169034 17 BLZF 3.5/17F 169103<br>18 BLZF 3.5/18 169035 18 BLZF 3.5/18F 169104<br>19 BLZF 3.5/19 169036 19 BLZF 3.5/19F 169105<br>20 BLZF 3.5/20 169037 20 BLZF 3.5/20F 169106<br>21 BLZF 3.5/21 169038 21 BLZF 3.5/21F 169107<br>22 BLZF 3.5/22 169039 22 BLZF 3.5/22F 169108<br>23 BLZF 3.5/23 169040 23 BLZF 3.5/23F 169109<br>Accessories Description24 BLZF 3.5/24 Cat.169041No. | Description24 BLZF 3.5/24F Cat.169110No.<br>Coding Piece BUSL 3.5 KO SW 161010 | BL/SL3.5 KO SW 161010<br>Locking Latch (for use on SL)<br>Marking Strips 8 way 1-8 | KSW 4 8/3.5W (1...8) 163019/0001 | KSW 4 8/3.5W (1...8) 163019/0001<br>Marking Strips 16 way 1-16 | KSW 4 16/3.5W (1...16) 163015/0001 | KSW 4 16/3.5W (1...16) 163015/0001<br>Marking Strips 24 way 1-24 | KSW 4 24/3.5W (1...24) 164041/0001 | KSW 4 24/3.5W (1...24) 164041/0001<br>Fixing Screw (for fixing Header to PCB)<br>For additional accessories see page C2/13 and 02/14 P.C. Connectors - C2/1<br>**----- End of picture text -----**<br>


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P.C.B. Connector BL 3.5/2...24 BL 3.5/2...24F<br>¢ Screw Clamp Free Socket Free Socket, with locking flange<br>¢ 3.50mm Pitch Standard Screw Clamp Standard Screw Clamp<br>¢ 2...24 Poles 180° Cable Orientation 180° Cable Orientation<br>¢ Colour - Orange*<br>¢ 1.5mm? max. wire size (flexible)<br>¢ 3.2mm P.C. pin length**<br>**----- End of picture text -----**<br>


* Other colours available on request “4.5mm P.C. pin length on request 

## Technical Data 

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Insulating Material PBT<br>Screw Clamp Material/Plating Steel/ZncC<br>Contact Spring Material/Plating CuSn/SnPb<br>Contact Pin Material/Plating CuZn/Sn<br>Flammability class UL94 VO<br>Dimensions<br>Pitch 3.50mm<br>PCB Hole 01.3 + 0.1mm<br>Insulation Stripping Length 7mm<br>Clamping Screw Thread M2 UT a i — NE<br>ConductorMax.  Clamping 0.5...1.5mm? =a3 =andaa 2<br>SolidFlexible Clamping Range 0.08...1.5mm?0.5...1.5mm? 18.3.| |483 |;<br>AWG Conductors No. 28...16<br>VDE Rated Data<br>Rated Cross Section 1.5mm?<br>Rated Current 12A<br>RatedRated VoltageVoltage (Ins.(Ins. Grp.Gro. C)B) 250Va.c./300Vad.c.125Va.c./150Vd.c. UI 4. . a TR 252<br>UL Rated Data Le =<br>RatedRatedRated VoltageVoltageCurrent Commercialindustrial 250Va.c.300Va.c.10A si\ conn3.4) —~ 12,35LP<br>Conductor Sizes 22... 14AWG<br>Tightening Torque<br>Manual Screwdriver Type SD/SDI 0.25Nm<br>Ordering Data Poles Description Cat. No. Poles Description Cat. No.<br>Note: 2 BL3.5/2 159736 2 BL 3.5/2F 160664<br>For the mounting of PCBs, it should be noted 3 BL 3.5/3 159737 3 BL 3.5/3F 160665<br>that the ratings in this catalogue relate only to 4 BL 3.5/4 159738 4 BL 3.5/4F 160666<br>Connectors. The necessary PCB creepage and 5 BL 3.5/5 159739 5 BL 3.5/5F 160667<br>clearance paths must be determined in 6 BL 3.5/6 159740 6 BL 3.5/6F 160668<br>accordance with VDE 0110b. The current 7 BL 3.5/7 159741 7 BL 3.5/7F 160669<br>capacity of the PCBs is to be observed 8 BL 3.5/8 159742 8 BL 3.5/8F 160670<br>according to DIN IEC 326 part 3. 9 BL 3.5/9 159743 9 BL 3.5/9F 160671<br>10 BL 3.5/10 159744 10 BL 3.5/10F 160672<br>11 BL 3.5/11 159745 11 BL 3.5/11F 160673<br>12 BL 3.5/12 159746 12 BL 3.5/12F 160674<br>13 BL 3.5/13 159747 13 BL 3.5/13F 160675<br>ae 14 BL 3.5/14 159748 14 BL 3.5/14F 160676<br>15 BL 3.5/15 159749 15 BL 3.5/15F 160677<br>16 BL 3.5/16 159750 16 BL 3.5/16F 160678<br>17 BL 3.5/17 162029 17 BL 3.5/17F 162076<br>; 1918 BLBL 3.5/183.5/19 162030162031 1819 BLBL 3.5/18F3.5/19F 162077162078<br>20 BL 3.5/20 162032 20 BL 3.5/20F 162079<br>21 BL 3.5/21 162033 21 BL 3.5/21F 162080<br>22 BL 3.5/22 162034 22 BL 3.5/22F 162081<br>23 BL 3.5/23 162035 23 BL 3.5/23F 162082<br>24 BL 3.5/24 162036 24 BL 3.5/24F 162083<br>Accessories Cat. No. Description Cat. No.<br>Coding Piece BL/SL 3.5 KO SW 161010 | BL/SL 3.5 KO SW 161010<br>Locking Latch (for use on SL)<br>Marking Strips 8way 1-8 | KSW 4 8/3.5W (1...8) 163019/0001 | KSW 4 8/3.5W (1...8) 163019/0001<br>Marking Strips 16 way 1-16 | KSW 4 16/3.5W (1...16) 163015/0001 | KSW 4 16/3.5W (1...16) 163015/0001<br>Marking Strips 24 way 1-24 | KSW 4 24/3.5W (1...24) 164041/0001 | KSW 4 24/3.5W (1...24) 164041/0001<br>Fixing Screw (for fixing Header to PCB)<br>Screwdriver SDI (0.4x2.5x75) 950251 | SDI (0.4x2.5x75) 950251<br>C2/2 - PC. Connectors For additional accessories see page C2/13 and C2/14<br>**----- End of picture text -----**<br>

Updated at April 29, 2026

Weidmüller is a leading international provider of advanced solutions for electrical connectivity, power transmission, and the conditioning of signals and data in industrial environments. Recognized globally for engineering excellence, the company develops innovative components designed to optimize automation, ensure reliable power distribution, and streamline complex control panel assemblies. Our extensive portfolio of Weidmüller components is strongly centered around their industry-leading connectivity solutions. We carry a vast selection of terminal blocks to suit any application, including pluggable terminal blocks, headers and sockets, wire-to-board solutions, and rugged DIN rail terminal blocks. To support complete and organized installations, we also provide a comprehensive range of standard and fused terminal blocks, power distribution blocks, interface modules, and essential accessories like terminal block markers. Beyond core connectivity, our offering includes critical Weidmüller components for system protection and control. We supply a robust selection of circuit breakers, featuring magnetic hydraulic, thermal, and electronic variants to safeguard sensitive equipment. Additionally, our inventory encompasses dependable power relays, solid-state relays, and AC/DC converters, equipping engineers with the high-quality parts needed to build secure, efficient, and fully integrated industrial automation systems.

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