# DIN Rail Mount Terminal Block, 4 Ways, 28 AWG, 12 AWG, 2.5 mm², Clamp, 22 A

![Product image](https://novapart.co/image/farnell:3241098/)

**URL**: https://novapart.co/products/3035373/din-rail-mount-terminal-block-4-ways-28-awg-12-25
**SKU**: 3035373
**Manufacturer**: PHOENIX CONTACT
**Category**: Connectors || Terminal Blocks & Accessories || DIN Rail Terminal Blocks
**Price**: €2.8100
**Stock**: 10+
**Lead Time**: 36 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| No. Of Levels | 2 |
| Product Range | CLIPLINE STTB |
| Rated Current | 22A |
| Rated Voltage | 500V |
| No. Of Positions | 4Ways |
| Wire Size Awg Max | 12AWG |
| Wire Size Awg Min | 28AWG |
| Conductor Area Csa | 2.5mm² |
| Wire Connection Method | Clamp |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3241098/)

## **Extract from the online catalog** 

## **STTB 2,5 OG** 

Order No.: 3035373 

## http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=3035373 

Double-level spring-cage terminal block, Cross section:  0.08 mm² - 4 mm², AWG: 28 - 12, Connection type: Spring-cage connection, Width: 5.2 mm, Color: orange, Mounting type: NS 35/7,5, NS 35/15 

## Product notes 

**Commercial data** EAN 4 046356 122795 UNE UAT sales group A632 Pack 50 Pcs. Customs tariff 85369010 Gross weight in pieces 0.010436 KG Net weight per piece 0.00964 KG 

WEEE/RoHS-compliant since: 01/26/2006 

## http:// 

www.download.phoenixcontact.com Please note that the data given here has been taken from the online catalog. For comprehensive information and data, please refer to the user documentation. The General Terms and Conditions of Use apply to Internet downloads. 

## **Technical data** 

## **General** 

|**General**||
|---|---|
|Number of levels|2|
|Number of connections|4|
|Color|orange|



PHOENIX CONTACT Deutschland GmbH http://www.phoenixcontact.com 

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STTB 2,5 OG Order No.: 3035373 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=3035373 

|Insulating material|PA|
|---|---|
|Inflammability class according to UL 94|V0|



|**General**||
|---|---|
|Rated surge voltage|6 kV|
|Pollution degree|3|
|Surge voltage category|III|
|Insulating material group|I|
|Connection in acc. with standard|IEC 60947-7-1|
|Maximum load current (lower level)|26 A|
|Additional text|with 4 mm² conductor cross section|
|Nominal current IN(lower level)|22 A|
|Nominal voltage UN|500 V|
|Open side panel|ja|



## **Dimensions** 

|Width|5.2 mm|
|---|---|
|Length|67.5 mm|
|Height NS 35/7,5|47.5 mm|
|Height NS 35/15|55 mm|



## **Connection data** 

|**Connection data**||
|---|---|
|Connection method|Spring-cage connection|
|Conductor cross section solid min.|0.08 mm²|
|Conductor cross section solid max.|4 mm²|
|Conductor cross section stranded min.|0.08 mm²|
|Conductor cross section stranded max.|2.5 mm²|
|Conductor cross section AWG/kcmil min.|28|
|Conductor cross section AWG/kcmil max|12|
|Conductor cross section stranded, with ferrule<br>without plastic sleeve min.|0.25 mm²|
|Conductor cross section stranded, with ferrule<br>without plastic sleeve max.|2.5 mm²|
|Conductor cross section stranded, with ferrule<br>with plastic sleeve min.|0.25 mm²|
|Conductor cross section stranded, with ferrule<br>with plastic sleeve max.|2.5 mm²|
|2 conductors with same cross section, stranded,<br>TWIN ferrules with plastic sleeve, max.|0.5 mm²|



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STTB 2,5 OG Order No.: 3035373 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=3035373 

|Stripping length|10 mm|
|---|---|
|Internal cylindrical gage|A3|



**Certificates / Approvals** ~~eee~~ 

GA AW & 4 B 2 CO Certification CSA, cULus Recognized, GOST, VDE Gutachten mit Fertigungsüberwachung, ABS, BV, DNV, GL, KR, LR, NK, IECEE CB Scheme Certification Ex: ATEX, IECEx Certifications applied for: 

|**Assembly**|||
|---|---|---|
|3030747|ATP-STTB 4|Partition plate, Length: 88.7 mm, Width: 2 mm, Height: 53 mm,<br>Color: gray|
|3022218|CLIPFIX 35|Quick mounting end clamp for NS 35/7,5 DIN rail or NS 35/15 DIN<br>rail, with marking option, width: 9.5 mm, color: gray|
|3022276|CLIPFIX 35-5|Quick mounting end clamp for NS 35/7,5 DIN rail or NS 35/15 DIN<br>rail, with marking option, with parking option for FBS...5, FBS...6,<br>KSS 5, KSS 6, width: 5.15 mm, color: gray|
|0800886|E/NS 35 N<br>~~po~~|End clamp, width: 9.5 mm, color: gray|
|1201442|E/UK<br>~~Po~~|End clamp, for assembly on NS 32 or NS 35/7.5 DIN rail|
|1201413|E/UK 1|End clamps, for supporting the ends of double-level and three-<br>level terminal blocks, width: 10 mm, color: gray|
|0801704|NS 35/ 7,5 AL UNPERF<br>2000MM|DIN rail, unperforated, Width: 35 mm, Height: 7.5 mm,<br>Length: 2000 mm, Color: silver|
|1206560|NS 35/ 7,5 CAP<br>~~Po~~|DIN rail end piece, for DIN rail NS 35/7.5|
|0801762|NS 35/ 7,5 CU UNPERF<br>2000MM<br>~~Po~~|DIN rail, material: Copper, unperforated, height 7.5 mm, width 35<br>mm, length: 2 m|
|0801733|NS 35/ 7,5 PERF 2000MM|DIN rail, material: steel galvanized and passivated with a thick<br>layer, perforated, height 7.5 mm, width 35 mm, length: 2000 mm|
|0801681|NS 35/ 7,5 UNPERF 2000MM|DIN rail, material: Steel, unperforated, height 7.5 mm, width 35<br>mm, length: 2 m|



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STTB 2,5 OG Order No.: 3035373 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=3035373 

|1204119|NS 35/ 7,5 WH PERF 2000MM|DIN rail 35 mm (NS 35)|
|---|---|---|
|1204122|NS 35/ 7,5 WH UNPERF<br>2000MM|DIN rail 35 mm (NS 35)|
|1206421|NS 35/ 7,5 ZN PERF 2000MM|DIN rail, material: Galvanized, perforated, height 7.5 mm, width 35<br>mm, length: 2 m|
|1206434|NS 35/ 7,5 ZN UNPERF<br>2000MM|DIN rail, material: Galvanized, unperforated, height 7.5 mm, width<br>35 mm, length: 2 m|
|1201756|NS 35/15 AL UNPERF 2000MM|DIN rail, deep drawn, high profile, unperforated, 1.5 mm thick,<br>material: aluminum, height 15 mm, width 35 mm, length 2000 mm|
|1206573|NS 35/15 CAP|DIN rail end piece, for DIN rail NS 35/15|
|1201895|NS 35/15 CU UNPERF 2000MM|DIN rail, material: Copper, unperforated, 1.5 mm thick, height 15<br>mm, width 35 mm, length: 2 m|
|1201730|NS 35/15 PERF 2000MM|DIN rail, material: steel galvanized and passivated with a thick<br>layer, perforated, height 15 mm, width 35 mm, length: 2000 mm|
|1201714|NS 35/15 UNPERF 2000MM|DIN rail, material: Steel, unperforated, height 15 mm, width 35<br>mm, length: 2 m|
|0806602|NS 35/15 WH PERF 2000MM|DIN rail 35 mm (NS 35)|
|1204135|NS 35/15 WH UNPERF 2000MM|DIN rail 35 mm (NS 35)|
|1206599|NS 35/15 ZN PERF 2000MM|DIN rail, material: Galvanized, perforated, height 15 mm, width 35<br>mm, length: 2 m|
|1206586|NS 35/15 ZN UNPERF 2000MM|DIN rail, material: Galvanized, unperforated, height 15 mm, width<br>35 mm, length: 2 m|
|1201798|NS 35/15-2,3 UNPERF 2000MM|DIN rail, material: Steel, unperforated, 2.3 mm thick, height 15<br>mm, width 35 mm, length: 2 m|
|**Bridges**|||
|3030161|FBS 2-5|Plug-in bridge, Number of positions: 2, Color: red|
|3030174|FBS 3-5|Plug-in bridge, Number of positions: 3, Color: red|
|3030187|FBS 4-5|Plug-in bridge, Number of positions: 4, Color: red|
|3030190|FBS 5-5|Plug-in bridge, Number of positions: 5, Color: red|
|3030213|FBS 10-5|Plug-in bridge, Number of positions: 10, Color: red|
|3030226|FBS 20-5|Plug-in bridge, Number of positions: 20, Color: red|
|3038930|FBS 50-5|Plug-in bridge, Number of positions: 50, Color: red|
|3033702|FBSR 2-5|Plug-in bridge, Number of positions: 2, Color: red|
|3033710|FBSR 10-5|Plug-in bridge, Number of positions: 10, Color: red|
|3001591|FBSR 3-5|Plug-in bridge, Number of positions: 3, Color: red|
|3001592|FBSR 4-5|Plug-in bridge, Number of positions: 4, Color: red|
|3001593|FBSR 5-5|Plug-in bridge, Number of positions: 5, Color: red|



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|**Connector/Adapter**|**Connector/Adapter**||
|---|---|---|
|3002843|ISH 2,5/0,2|Insulating sleeve, Color: white|
|3002856|ISH 2,5/0,5|Insulating sleeve, Color: gray|
|3002869|ISH 2,5/1,0|Insulating sleeve, Color: black|
|3030983|PS-5|Test plugs, Color: red|
|3038723|PS-5/2,3MM RD|Test plugs, Color: red|
|**Covers**|||
|3030459|D-STTB 2,5|End cover, Length: 67.5 mm, Width: 2.2 mm, Height: 47.5 mm,<br>Color: gray|
|3036725|DP PS-5|Spacer plate, Color: red|
|**General**|||
|3035980|PAI-4-FIX-5/6 BK|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Black|
|3035981|PAI-4-FIX-5/6 BN|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Brown|
|3035975|PAI-4-FIX-5/6 BU|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Blue|
|3035978|PAI-4-FIX-5/6 GN|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Green|
|3035982|PAI-4-FIX-5/6 GY|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Gray|
|3035974|PAI-4-FIX-5/6 OG|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Orange|
|3035976|PAI-4-FIX-5/6 RD|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Red|
|3035979|PAI-4-FIX-5/6 VT|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Violet|
|3035977|PAI-4-FIX-5/6 YE|Test adapter, for 4 mm Ø safety test plugs, latches into the bridge<br>shaft; color: Yellow|
|3039900|ST-IL|Operating decal for the ST terminal block|
|**Marking**|||
|0800967|STP 5-2|Double marker carrier, snaps onto the double-level spring-cage<br>terminal block STTB 2,5, STTB 4, PTTB 2,5, PTTB 4 can be<br>marked with UC-TM 5, ZB 5 or UC-TMF 5, ZBF 5|
|0818153|UC-TMF 5|Marker for terminal blocks, Sheet, white, unlabeled, can be<br>labeled with: BLUEMARK CLED, BLUEMARK LED, Plotter,<br>Mounting type: Snap into flat marker groove, for terminal block<br>width: 5.2 mm, Lettering field: 4.6 x 5.1 mm|



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STTB 2,5 OG Order No.: 3035373 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=3035373 

|0824638|UC-TMF 5 CUS|Marker for terminal blocks, can be ordered: by sheet, white,<br>labeled according to customer specifications, Mounting type: Snap<br>into flat marker groove, for terminal block width: 5.2 mm, Lettering<br>field: 4.6 x 5.1 mm|
|---|---|---|
|0828744|UCT-TMF 5|Marker for terminal blocks, Sheet, white, unlabeled, can be<br>labeled with: THERMOMARK CARD, BLUEMARK CLED,<br>BLUEMARK LED, Mounting type: Snap into flat marker groove, for<br>terminal block width: 5.2 mm, Lettering field: 4.4 x 4.7 mm|
|0829658|UCT-TMF 5 CUS|Marker for terminal blocks, can be ordered: by sheet, white,<br>labeled according to customer specifications, Mounting type: Snap<br>into flat marker groove, for terminal block width: 5.2 mm, Lettering<br>field: 4.4 x 4.7 mm|
|3030941|WST 2,5|Warning cover, 5-pos., for terminal width: 5.2 mm|
|0825025|ZBF 5 CUS|Zack Marker strip, flat, can be ordered: Strip, white, labeled<br>according to customer specifications, Mounting type: Snap into flat<br>marker groove, for terminal block width: 5 mm, Lettering field: 5.15<br>x 5.15 mm|
|0808671|ZBF 5,LGS:FORTL.ZAHLEN|Zack Marker strip, flat, Strip, white, labeled, Printed<br>horizontally: Consecutive numbers 1 - 10, 11 - 20, etc. up to 491<br>- 500, Mounting type: Snap into flat marker groove, for terminal<br>block width: 5 mm, Lettering field: 5.15 x 5.15 mm|
|0810821|ZBF 5,LGS:GERADE ZAHLEN|Zack Marker strip, flat, Strip, white, labeled, Printed<br>horizontally: Consecutive numbers 2 - 20, 22 - 40, etc. up to 82<br>- 100, Mounting type: Snap into flat marker groove, for terminal<br>block width: 5 mm, Lettering field: 5.15 x 5.15 mm|
|0810863|ZBF 5,LGS:UNGERADE<br>ZAHLEN|Zack Marker strip, flat, Strip, white, labeled, Printed<br>horizontally: Odd numbers 1 - 19, 21 - 39, etc. up to 81 - 99,<br>Mounting type: Snap into flat marker groove, for terminal block<br>width: 5 mm, Lettering field: 5.15 x 5.15 mm|
|0808697|ZBF 5,QR:FORTL.ZAHLEN|Zack Marker strip, flat, Strip, white, labeled, Printed<br>vertically: Consecutive numbers 1 - 10, 11 - 20, etc. up to 91 -<br>100, Mounting type: Snap into flat marker groove, for terminal<br>block width: 5 mm, Lettering field: 5.15 x 5.15 mm|
|0808642|ZBF 5:UNBEDRUCKT|Zack Marker strip, flat, Strip, white, unlabeled, can be labeled with:<br>Plotter, Mounting type: Snap into flat marker groove, for terminal<br>block width: 5 mm, Lettering field: 5.1 x 5.2 mm|
|**Tools**|||
|1204517|SZF 1-0,6X3,5|Actuation tool, for ST terminal blocks, also suitable for use as a<br>bladed screwdriver, size: 0.6 x 3.5 x 100 mm, 2-component grip,<br>with non-slip grip|



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STTB 2,5 OG Order No.: 3035373 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=3035373 

## **Drawings** 

Circuit diagram 

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STTB 2,5 OG Order No.: 3035373 http://catalog.phoenixcontact.net/phoenix/treeViewClick.do?UID=3035373 

## **Address** 

PHOENIX CONTACT Deutschland GmbH Flachsmarktstr. 8 32825 Blomberg,Germany Phone +49 5235 3 12000 Fax +49 5235 3 41200 http://www.phoenixcontact.com 

© 2014 Phoenix Contact Technical modifications reserved; 

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- [Supplier page](https://es.farnell.com/phoenix-contact/sttb-2-5-og/dinrail-terminal-block-4way-12awg/dp/3241098)
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