1SNK708912R0000

Accessory, Polyamide, Dark Gray, Entrelec SNK Series Screw Clamp Terminal Blocks, End Section Cover

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: TE CONNECTIVITY - ENTRELEC
Product type: Terminal Block Accessories
SVHC: No SVHC (04-Feb-2026)
For Use With: Entrelec SNK Series Screw Clamp Terminal Blocks
Product Range: SNK Series
Accessory Type: End Section Cover

Delivery and price
Units per pack	10
Price	0.32 €
Current stock	10+
Lead time	30 days

Datasheet

## **SNK TERMINAL BLOCK FOR FUSE** 

FOR 5X20 AND 5X25 MM FUSES PI-SPRING (PUSH-IN & SPRING) TECHNOLOGY 4 MM² 

Combine high performance with compact dimensions: 

- 800 V IEC 300 V UL 

- Low profile 

- Compliant with IEC 60947-7 -3 standard 

- With our without blown fuse indicator 

## EASY TO INSTALL 

## **Clear identification** 

- High visibility thanks to 2 horizontal top markers 

- Flat “SNK” marking surface 

## **Easy wiring** 

- PI-Spring technology offers 2 technologies in 1 connection (Push-In & Spring) 

- Angled front connection for easier access 

- Screwdriver is locked during wiring process 

- Assembly rod allows 2, 3 & 4 poles assemblies 

## FOR MANY NEEDS 

## **World-class certifications** 

- Broad standard package: IEC / UL / EAC / CSA 

## **Safety** 

- IP20 finger safe 

- Compliant with IEC 60947-7 -3 standard 

## INCREASED PRODUCTIVITY 

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FEATURES<br>**----- End of picture text -----**<br>


## **Reduced wiring and assembly costs** 

- Push-in connection saves up to 50% installation time compared to screw technology 

- to screw technology 5 7 

- • Quickly identify the defective e + 

- circuit thanks to the blown fuse 3 indicator (with low leakage 4 current < 0.5 mA) 

- • Only 2 versions of blown fuse indicator to cover from 24 V to Ps re 250 V AC/DC 

- • Dia. 2 mm test sockets on each side allow easy voltage or current testing 

- **Space saving** • Low profile fuse holder allows installation in small boxes with height constraints . 1 Two top SNK markers for high visibility * 

   - @ 2 Window for blown fuse indicator 

   - @ 3 Cross section: 4 mm[2] with insulated ferrule 

   - @ 4   Low profile 

   - @ 5 Blown fuse indicator with large operating voltage range 

   - : 6   Hole for assembly rod 

   - @ 7 Test sockets on each side 

ENTRELEC / SNK TERMINAL BLOCK FOR FUSE 

PAGE 1 

**ZK4-SF1 PI-Spring terminal blocks** For 5x20 and 5x25 fuses - 8 mm 0.315 in spacing 

**4 mm²** 12 AWG 

## Description 

Protect your circuits with 5x20 and 5x25 fuses terminal blocks compliant with IEC 60947-7-3 standard (fuse not supplied with the terminal blocks), 

– Simplify the distribution thanks to the 1 jumper channel 

## Ordering details 

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ZK4-SF1<br>**----- End of picture text -----**<br>


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100°<br>27  1.06"<br>8 mm  0.315 in  spacing<br> 3.5"  3.59"<br>83.8  91.3<br>**----- End of picture text -----**<br>


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1SNK162136V0014<br>**----- End of picture text -----**<br>


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 2.01"  2.31"<br>51.3  58.8<br>**----- End of picture text -----**<br>


|Ordering detailsg detailsdetails|||||||
|---|---|---|---|---|---|---|
|Description<br>Fuse<br>Main technical data|Color<br>Grey, dark grey<br>~~OB~~||||Type<br>ZK4-SF1|Part Number<br>Pkg<br>Weight<br>qty<br>(1pce) g<br>1SNK708410R0000<br>50<br>12.70<br>Mountinginstructions<br>~~eee~~|
|Connecting capacity||IEC|||UL - CSA|Rail<br>TH 35-7.5,<br>TH 35-15|
|1 conductor<br>per clamp<br>Rigid: Solid/Stranded<br>Flexible without ferrule<br>Flexible with non insulated ferrule<br>Flexible with insulated ferrule||0.5 ... 6 mm²<br>0.5 ... 4 mm²<br>0.5 ... 4 mm²<br>0.5 ... 4 mm²|||26 ... 10 AWG<br>26 ... 12 AWG<br>26 ... 12 AWG|Wire stripping<br>length<br>12.5 mm<br>_0.492 in_|
|2 conductors<br>per clamp<br>Flexible with twin ferrule<br>0.5 ... 1 mm²<br>26 ... 18 AWG<br>Tool(for flexible<br>conductor<br>without ferrule)<br>Flat screwdriver<br>Ø 3.5 mm<br>Ø _0.138 in_<br>Rated current / Rated cross section<br>6.3 A / 4 mm²<br>7.5 A / 12 AWG<br>Rated voltage<br>800 V<br>300 V<br>~~neSea@77a~~|||||||
|Impulse withstand voltage||8000 V|||||
|Protection||IP20|||NEMA 1||



|Separate<br>arrangement||Assembly composed of 1 fuse terminal block in<br>between non fuse terminal blocks|Overload and short-circuit<br>protection|2.5 W|
|---|---|---|---|---|
||||Exclusive short-circuit protection|4 W|
|Compound<br>arrangement||Assembly composed of 5 fuse terminal blocks|Overload and short-circuit<br>protection|1.6 W|
||||protection<br>Exclusive short-circuit protection|4 W|



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The connecting capacity data for one Rigid: Solid/Stranded, or one Flexible conductor (when applicable) is a mandatory information required by IEC, UL and CSA standards (Copper conductors).<br>All other data are provided as supplementary information only. For more details, please consult our CB, UL or CSA certificates and technical datasheet available on http://www.TE.com<br>CE CB RoHS USR CNR CSA EAC BV DNV<br>**----- End of picture text -----**<br>


|||Accessories|||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|1|2|Description|||Color||Type||Part Number||Pkg|Weight|||
||||||||||||qty|(1pce) g|||
|||1<br>End stops|5.2 mm<br>_0.205 in_||Dark grey||BAZ1||1SNK900002R0000||50||5.30||
|||2<br>End sections|1.5 mm<br>_0.059 in_||Dark grey||EK4-SF1||1SNK708912R0000||20||2.30||
|3|4|3<br>Jumper bars|2 poles<br>57 A (IEC)<br>3 poles<br>57 A (IEC)||Orange||JB8-2<br>JB8-3||1SNK908302R0000<br>1SNK908303R0000||50<br>50||2.70<br>4.10||
|5|4 poles<br>57 A (IEC)<br>JB8-4<br>1SNK908304R0000<br>50<br>5.60<br>5 poles<br>57 A (IEC)<br>JB8-5<br>1SNK908305R0000<br>40<br>7.00<br>10 poles<br>57 A (IEC)<br>JB8-10<br>1SNK908310R0000<br>20<br>14.20<br>4<br>Assembly rods<br>2 poles<br>TGA8<br>1SNA168672R1100<br>10<br>1.00<br>3 poles<br>TGA8<br>1SNA168672R1200<br>10<br>1.50<br>4 poles<br>TGA8<br>1SNA168672R1300<br>10<br>2.00<br>6<br>~~SO~~||||||||||||||
|7|8|5<br>Spring retaining<br>rings<br>6<br>Neutral cartridge|5x25||||ANT<br>CN5||1SNA168675R1400<br>1SNA179371R1600||10<br>10||3.90||
|||7<br>Test adapters|For test plugs DIA 2 mm_0.079 in_<br>For test plugs DIA 4 mm_0.157 in_||Dark grey||TP2<br>TP4||1SNK900203R0000<br>1SNK900205R0000||20<br>20||1.70<br>2.40||
|9|10|8<br>Test connectors<br>5.2 mm_0.205 in_spacing<br>Dark grey<br>TC5<br>End module, 5.2 mm_0.205 in_<br>TC5-R1<br>9<br>Spacers<br>0.8mm<br>_0.031 in_<br>Dark grey<br>ES-TC6<br>10<br>Terminal block<br>markers<br>Blank card<br>MC812<br>MC812PA<br>Complete list of accessories is indicated in the terminal block datasheet including end stops.<br>Some accessories such as jumper bars may modify the terminal block's ratings: Complete information available in the accessories section of the catalog.|||||||1SNK900200R0000<br>1SNK900201R0000<br>1SNK900105R0000<br>1SNK160000R0000<br>1SNK169999R0000<br>Some accessories such as jumper bars may modify the terminal block's ratings: Complete information available in the accessories section of the catalog.||10<br>10<br>10<br>22<br>20<br>Some accessories such as jumper bars may modify the terminal block's ratings: Complete information available in the accessories section of the catalog.||5.20<br>5.20<br>0.80<br>10.00<br>14.00|1SNK162087S0201|
|||Technical data valid for copper conductors only.|||||||||||||



ENTRELEC / SNK TERMINAL BLOCK FOR FUSE 

PAGE 2 

**ZK4-SF1-R PI-Spring terminal blocks** For 5x20 and 5x25 fuses - 8 mm 0.315 in spacing 

## **4 mm²** 12 AWG 

## Description 

Protect your circuits with 5x20 and 5x25 fuse terminal blocks compliant with IEC 60947-7-3 standard (fuse not supplied with the terminal blocks), 

- Simplify the distribution thanks to the 1 jumper channel. 

- Quickly identify the defective circuit thanks to the blown fuse indicator (with leakage current < 0.5 mA). 

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||||||||||
|---|---|---|---|---|---|---|---|---|
|,|Ordering details|—————————|SSS|
|Description|Color|Type|Part Number|Pkg|Weight|
|hy:|ee|qty|(1 pce)|g|
|Fuse|with blown fuse indicator 24 ... 110 V AC / DC|Grey, dark grey|ZK4-SF1-R1|1SNK708411R0000|50|14.70|
|&|ve|ee|with blown fuse indicator 115 ... 250 V AC / DC|ee|ZK4-SF1-R3|1SNK708413R0000|50|14.70|
|Main technical data|Mounting instructions|
|Connecting capacity|IEC|UL - CSA|Rail|TH 35-7.5,|
|TH 35-15|
|1 conductor|Rigid: Solid/Stranded|0.5 ... 6 mm²|26 ... 10 AWG|Wire stripping|12.5 mm|
|per clamp|Flexible without ferrule|0.5 ... 4 mm²|length|0.492 in|
|Flexible with non insulated ferrule|0.5 ... 4 mm²|26 ... 12 AWG|
|Flexible with insulated ferrule|0.5 ... 4 mm²|26 ... 12 AWG|
|2 conductors|Flexible with twin ferrule|0.5 ... 1 mm²|26 ... 18 AWG|Tool (for flexible|Flat screwdriver|
|per clamp|conductor|Ø|3.5 mm|
|without ferrule)|Ø|0.138 in|
|Rated current / Rated cross section|6.3 A / 4 mm²|7.5 A / 12 AWG|
|Rated voltage|500 V|150 V|
|Impulse withstand voltage|6000 V|
|Protection|IP20|NEMA 1|
|The fuse holder must be first disconnected prior any fuse replacement. Mount your fuse safely without touching any|
|active part: put the fuse into the hooks of the fuse holder shutter; at the closing of the shutter, the fuse is reliably in|
|place in the fuse holder.|
|Separate|Assembly composed of 1 fuse terminal block in|Overload and short-circuit|2.5 W|
|arrangement|between non fuse terminal blocks|protection|
|27|1.06""|Exclusive short-circuit protection|4 W|
|spacing|
|Compound|Assembly composed of 5 fuse terminal blocks|Overload and short-circuit|1.6 W|
|arrangement|protection|
|Exclusive short-circuit protection|4 W|
|The connecting capacity data for one Rigid: Solid/Stranded, or one Flexible conductor (when applicable) is a mandatory information required by IEC, UL and CSA standards (Copper conductors).|
|All other data are provided as supplementary information only. For more details, please consult our CB, UL or CSA certificates and technical datasheet available on http://www.TE.com|
|CE|CB|RoHS|USR CNR|CSA|EAC|BV|DNV|

**----- End of picture text -----**<br>


ZK4-SF1-R1 

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100°<br>py<br>27  1.06""<br>8 mm  0.315 in  spacing<br> 3.5"  3.59"<br>83.8  91.3<br>**----- End of picture text -----**<br>


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|||||||||||
|---|---|---|---|---|---|---|---|---|---|
|Accessories|
|1|2|Description|Color|Type|Part Number|Pkg|Weight|
|qty|(1 pce)|g|
|1|End stops|5.2 mm|0.205 in|Dark grey|BAZ1|1SNK900002R0000|50|5.30|
|2|End sections|1.5 mm|0.059 in|Dark grey|EK4-SF1|1SNK708912R0000|20|2.30|
|3|Jumper bars|2 poles|57 A (IEC)|Orange|JB8-2|1SNK908302R0000|50|2.70|
|3|4|3 poles|57 A (IEC)|JB8-3|1SNK908303R0000|50|4.10|
|4 poles|57 A (IEC)|JB8-4|1SNK908304R0000|50|5.60|
|5 poles|57 A (IEC)|JB8-5|1SNK908305R0000|40|7.00|
|10 poles|57 A (IEC)|JB8-10|1SNK908310R0000|20|14.20|
|5|6|4|Assembly rods|2 poles|TGA8|1SNA168672R1100|10|1.00|
|3 poles|TGA8|1SNA168672R1200|10|1.50|
|4 poles|TGA8|1SNA168672R1300|10|2.00|
|5|Spring retaining|ANT|1SNA168675R1400|10|
|rings|
|7|8|6|Neutral cartridge|5x25|CN5|1SNA179371R1600|10|3.90|
|7|Test adapters|For test plugs DIA 2 mm|0.079 in|Dark grey|TP2|1SNK900203R0000|20|1.70|
|For test plugs DIA 4 mm|0.157 in|TP4|1SNK900205R0000|20|2.40|
|8|Test connectors|5.2 mm|0.205 in|spacing|Dark grey|TC5|1SNK900200R0000|10|5.20|
|9|10|End module, 5.2 mm|0.205 in|TC5-R1|1SNK900201R0000|10|5.20|
|9|Spacers|0.8 mm|0.031 in|Dark grey|ES-TC6|1SNK900105R0000|10|0.80|
|10|Terminal block|Blank card|MC812|1SNK160000R0000|22|10.00|
|markers|MC812PA|1SNK169999R0000|20|14.00|
|Complete list of accessories is indicated in the terminal block datasheet including end stops.|

**----- End of picture text -----**<br>


Some accessories such as jumper bars may modify the terminal block's ratings: Complete information available in the accessories section of the catalog. Technical data valid for copper conductors only. 

ENTRELEC / SNK TERMINAL BLOCK FOR FUSE 

PAGE 3 

## **te.com** 

© 2023 TE Connectivity Ltd. family of companies. All Rights Reserved. 

ENTRELEC, TE Connectivity, TE connectivity (logo) and Every Connection Counts are trademarks. All other logos, products and/or company names referred to herein might be trademarks of their respective owners. 

While TE has made every reasonable effort to ensure the accuracy of the information in this brochure, TE does not guarantee that it is error-free, nor does TE make any other representation, warranty or guarantee that the information is accurate, correct, reliable or current. TE reserves the right to make any changes to the information contained herein without prior notice. TE Connectivity assumes only those obligations set forth in the terms and conditions for this product and shall in no event be liable for any incidental, indirect, or consequential damages arising out of the sale, resale, use, or misapplication of the product. TE expressly disclaims any implied warranties with respect to the information contained herein, including, but not limited to, implied warranties of merchantability or fitness for a particular purpose. Dimensions, specifications and/or information contained herein are for reference purposes only and are subject to change without notice. Consult TE for the latest dimensions, specifications and/or information. Users of TE Connectivity products must make their own assessment as to whether the respective product is suitable for the respective desired application. 

## **BROCHURE** 

TE Connectivity 3, rue Jean Perrin 69680 Chassieu cedex France Tel: +33 481923100 

**08/23        INDUSTRIAL / TERMINAL BLOCKS FOR FUSE / BROCHURE / EN** 

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ENTRELEC / SNK TERMINAL BLOCK FOR FUSE

Updated at April 27, 2026

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