ASI Automation Systems Interconnect, Inc.
Automation, Control and Power Products
Convenient and Easy,
with Proven Savings of 20% to 50%
Call Toll-Free: 877-650-5160
Shopping Cart
Is Empty


Find It Here
Menu available only when logged on
Home > DIN Rail Terminal Blocks

DIN Rail Mounted Terminal Blocks
Feed Through, Multi-Level and Special Function

With ASI's terminal blocks, you never have to worry about loose connections again! We offer the best prices for any type of terminal block!

Standard IEC
Buy EZ-Jump insulated terminal blocks and terminal block jumpers from ASI! These products feature application flexibility and help maintain low costs.

ASI Industrial and feed through terminal blocks give you savings of 20% to 50% against other manufacturers

Phoenix Contact®

These Allen Bradley Equivalent DIN Terminal Blocks have the same look, dimensions, and color. Get these equivalent terminal blocks for a lower cost!


Weidmuller® Equivalent DIN Rail Terminal Blocks


Buy spring clamp terminal blocks online. For quick and reliable wiring connections, order from our large inventory of spring cage terminal blocks.

Spring Clamp
Find NEMA Style Terminal Blocks Direct at Our quality DIN Rail Mounted NEMA Style Terminal Blocks are perfect for your next application

NEMA Style
ASI offers a full selection of Ring Lug Connection DIN Rail Terminal Blocks. Discover our wide selection of DIN Rail terminal blocks online today at ASI!

Ring Terminal Connection
These Insulation displacement (IDC) terminal blocks ensure reliable connections without the need to strip wires. Order your compact terminal block at ASI!

Insulation Displacement

Order high-density terminal blocks from ASI. For the best use of rail space, use 5 or 6 feed-through mini terminal blocks per inch of rail space.


Order Two Level, Three Level and Four Level DIN Rail Terminal Blocks to save DIN Rail Space


Purchase terminal fuse blocks and DIN rail blade fuse holders today! ASI inventory includes screw clamps, class cc holders, spring clamp types and more.

Fuse Holders and Fuse Terminal Blocks
Buy circuit disconnect terminal blocks today! With ASI shorting terminal blocks, you can open the circuit without disconnecting or disturbing the wiring.

Circuit Knife

Circuit Disconnect and Shorting Terminal Blocks

Terminal Blocks gives you a quality selection of high current terminal blocks up to 450 amps. With two series of blocks to choose from, you can easily find the right block for your application

High Current
Cost effective and easy-to install, the sensor terminal blocks ASI-EZ provides are the best on the market.


Pluggable Feed-Through Terminal Blocks from ASI to Bring Your Project in on Budget


ASI's ground terminal blocks mount on the DIN rail, providing direct connection of the wire to the rail ground through the terminal block.

Ground Circuit
Special Function Terminal Blocks

Special Function
ASI tab-connection terminal blocks mount onto a DIN rail and conveniently accept industry standard .250 inch push-on tabs, such as Fastons

Tab Connection

ASI offers a complete selection of PCB terminal blocks in various sizes and versions. Discover our wide selection of PCB terminal blocks online today!

PCB Terminal Blocks
ASI panel mount terminal blocks are easy to install, modular and wiring is quick and reliable. If you need pluggable wiring try out panel mount connectors

Panel Mount
Terminal Blocks

Discover our wide selection of Power Distribution DIN Rail Terminal Blocks and Busbar Connections online! We give a range of options to fit your application.

Power Distribution and Busbar Connections
Custom DIN Rail Assemblies

DIN Rail Assemblies
DIN rail, end covers, ferrules, wire strippers, screw drivers, markers, test plugs, etc

Terminal Block

Automation Systems Interconnect provides the broadest selection of DIN rail mounted feed through terminal blocks, double level, triple level, fuse holder terminal blocks and other special function terminal blocks on the market. We offer DIN rail terminal blocks for a wide variety of applications. ASI IEC terminal blocks are available in screw clamp, spring clamp and push in technology.ASI DIN terminal blocks and terminal boards are equivalents to several suppliers and at much lower prices.
The ASI DIN rail mounted terminal blocks mount on standard DIN rail which is either 35mm wide by 7.5mm or 15mm deep. The ASI compact, space saving, miniature and subminiature terminal blocks mount on what is often called mini DIN rail which is 15mm wide. Both types listed herein, can be purchased in either 1 meter or 2 meter lengths with a choice of solid or slotted styles for easy installation.

The wide range of screw clamp DIN rail mounted terminal blocks includes full metal body, high quality, premium terminal blocks. ASI standard product range includes terminal blocks that accept 2 individual jumpers, Phoenix Contact®, Allen Bradley/Rockwell Automation®, Weidmuller®, Wago® and other equivalent terminal blocks. Also offered are terminal blocks for high current applications and for specific functional applications like sensor, thermocouple and multiple level terminal blocks.

For those applications where you decide to use ring lugs or spade terminals on the end of the wire, ASI has several varieties of stud or bolt DIN rail mounted terminal blocks. You can select from NEMA style terminal blocks that mount on a DIN rail, modular, open stud or bolt type terminal blocks or a terminal block that has a hinged cover, which provides a shock hazard proof connection once closed.

Our sliding link or knife disconnect DIN rail mounted terminal blocks are ideal for those test and measurement circuits such as CT circuits and control loops. The sliding link disconnect terminal blocks take much less space than traditional disconnect blocks and provide modularity and a wide range of accessories. The knife disconnect terminal blocks are available in a single level as well as space saving double level with a feed through on the bottom and a disconnect circuit on the top.

The spring clamp or screwless DIN rail mounted terminal blocks are also offered in a broad range that includes single, double and triple level types. There are functional versions such as fuse, ground and sensor blocks and multiple wire terminal blocks in the family from which to choose. In addition to our standard line of spring clamp terminal blocks we also offer competitive drop in equivalents to Phoenix Contact® and others.

Power distribution applications can easily be solved with any one of the several types of DIN rail mounted terminal blocks, modules and bus bar systems from ASI. We offer terminal blocks that can handle as much as 500A and up to 1,000 volts.

Automation Systems Interconnect can save you additional time and money by providing a completely assembled DIN rail with the range and type of terminal blocks that you specify. For over 17 years, ASI has been building DIN rail assemblies for customers ranging from just 1 or 2 assemblies to several thousand. We will even mount the DIN rail mounted terminal blocks in a junction box ready for your immediate installation.

Read Less
Tips of the Trade Video Icon Tips of The Trade!!

Find Great Tips on
our Latest Products!!

VideoIcon Product Feature Videos!!

Know More about ASI Products!

Home Page Ad
ASI-EZ Website Searches
There are two kinds of search that you can do on the ASI website:

Products Search
Enter all or part of an ASI catalog number or enter one or more words that describe the product you need.

Competitive Part Cross Reference Search
Enter a part number from a company other than ASI.  This search will show all equivalent ASI products.
Use our quick login to get immediate access to our discounted web prices and product availability, as well as placing and monitoring orders through our secure online site.

If you haven't logged on before use the New Account link to the right to easily and securely set up a login id.
If you have not logged onto the site before click now to quickly, easily and securely set up an id for immediate access to product prices and availability.
Click now if you need us to send you your password in an email.
Shopping Cart Preview


Get the Latest Promotions & More
Follow Us Twitter Icon Facebook Icon LinkedIn Icon Google+ Icon

Why ASI?
About Us
Business Policies
Application Notes
Product Guides
Tips Of The Trade
Product Videos
Contact Us
Find an ASI Distributor
Place Easy Order
Request for Quote
Sample Request
Contact Us
Email Icon
ASI Logo

Business Hours
8:30am - 5:00pm ET

(If Orders are Placed
by 4:00pm will Ship
Same Day.)
RapidSSL Logo Harrisburg World Trade Center

Automation Systems Interconnect, Inc.
4700 Westport Drive, Suite 500 | Mechanicsburg, PA 17055
REMIT-TO: P.O. Box 1340 | Mechanicsburg, PA 17055
Toll-Free: 877-650-5160 | 717-249-5581 | 717-249-5542 Fax |

Copyright © 2017 Automation Systems Interconnect, Inc.  Terms of Use | Privacy Policy

All trademarks are the property of their respective owners.  Automation Systems Interconnect, Inc
is not authorized by, associated with or sponsored by any of the trademark owners.

Already A Customer? Sign In Here.

New Customer? Start Here.
Create a new free account here: receive discount pricing, place orders, check availability and set up a credit account for P.O. ordering
New Login ID Setup:
Your Name:
All Fields Above Are Required
 ClosePkg Qty List Priceclose

Update Qty
  Remove This Item From Cart  -  Checkout Now  -  Keep Shopping
Click now to display this product's available stock level.
Click now to add this product to your shopping cart.