1) Telco produces a range of terminal blocks from low power barrier blocks rated from 10A to 80A to high power distribution blocks rated from 90A to over 1000A. 2) Barrier blocks are for low amperage applications from 10A to 80A while power distribution blocks are for higher amperage from 90A to over 1000A. 3) Telco is working to obtain UL certification for its low power products to expand into the US market and offers competitive pricing and product customization options.

1. 1
Telco Introduction for
Terminal Blocks
Date:June.17,2015

2. 2
Contents
• Product Information
– Intro to Terminal Blocks
– Low Power: Barrier Blocks
– High Power: Power Distribution Blocks
– Product Comparison
– Related Products
– Telco Numbering System
– Market Plan
Telco Confidential

3. 3
Varies Types of Terminal Blocks
*Power Distribution Block*
Barrier Terminal
Block
Europe Style Terminal
Block
Power Splicer Block
Stud Power Block
Connector/Stud Power Block
PCB Terminal Block
Telco Confidential

4. 4
Difference between Terminal Blocks
Barrier Terminal Block
• Low amps between 10A to 80A
– Telco product line:
10A, 25A, 40A, 50A, 60A, 80A
Power Distribution Block
• Higher amps between 90A to >1000A
– Telco product line: 90A, 115A, 150A,
175A, 225A, 310A, 335A, 350A,
380A, 570A, 760A
Telco Confidential

5. 5
- Telco has lower amperage terminal blocks
- 10A, 25A, 40A, 50A, 60A, 80A
- These products have been provided mainly to the
Asian markets
- For the US style product, we are working on UL for the
low power product
- Highly competitive and commoditized market
Intro to Fixed Terminal Blocks
Telco Confidential

6. Telco Product Range (low power)
Part
Number
Number of
Products
Rated
Voltage
Rated
Current Number of
Poles
Screw Size
Pitch
(V) (A) (mm)
TF0010 29 AC250 10 2 to 30 # 187 9.5
TF0025 14 AC250 25 2 to 15 # 187, # 250 11
TF0040 14 AC250 40 2 to 15 M5X0.8P 14
TF0050 14 AC600 50 2 to 15 M5X0.8P 16
TF0060 14 AC600 60 2 to 15 M6X1.0P 16
TF0080 14 AC600 80 2 to 15 M6X1.0P 19
6
Telco Confidential

7. 7
- Large, solid block of aluminum as connector
- High amp rating (90 A to >1,000 A)
- Flexible connection types
Intro to Power Distribution Blocks
Telco Confidential

8. 8
Base
- Material
- Phenolic: 150°C
- PBT: 130°C
- UL94V-0
flammability
standard
UL1059 FW2 certified
RoHS compliant
- Hexagonal Allen screw:
2024 aluminum alloy
w/ Sn coating
- Slotted-type screw:
Stainless steel w/
ZnCr3+ coating
- Connector: 6061 T6 aluminum alloy
w/ Sn coating
Intro to Power Distribution Blocks
Telco Confidential

9. Telco Power Block Product Range
Part Number
Number of
Products
Current Number of
Poles
Applicable Wire Pitch
Certificate
(A) (mm²) (mm)
TP-0090 22 90 2 to 12 4 - 14 AWG 12.7 /
TP-0115 15 115 1 to 3 2/0 - 14 AWG; 10 - 18 AWG 17.4 UL- E163737
TP-0150 4 150 2 to 5 1/0 - 14 AWG 16.1 /
TP-0175* 21 175 1 to N 2/0 - 14 AWG; 4 - 14 AWG 20.6 UL- E163737
TP-0255 18 225 1 to 3 250 MCM - 6 AWG; 2 - 14 AWG
28.9,
41.1
UL- E163737
TP-0310 1 310 1 to 3 350 MCM - 6 AWG; 4 - 14 AWG 33.8
TP-0335 12 335 1 to 3 250 MCM - 6 AWG; 2 - 14 AWG 28.9 /
TP-0350* 1 350 1 to N 2/0 - 14 AWG; 4 - 14 AWG 45.0
TP-0380 15 380 1 to 3 500 MCM - 6 AWG; 2 - 14 AWG 41.1 UL- E163737
TP-0570* 1 570 1 to N 300 MCM - 6 AWG; 4 - 14 AWG 45.0
TP-0760* 9 760 1 to 3 500 MCM - 4 AWG; 2 - 14 AWG 28.0 /
9
* Models with Modular type, which means product can add as many poles as needed
Telco Confidential

10. 10
Base
- Telco has both FIXED
type, and MODULAR
type base for their
products.
- Fixed type, tooling with
a set number of
connector
- Modular type, products
can add as many per
request.
- Currently, 175A, 350A,
570A, 760A are
designed with modular
type base
Product Competitive Advantage
Connector
- Telco will have the new tooling machine for
drilling, allowing for improved functionality
Optional Cover
- Telco has strong R&D to
provide customized
options to meet critical
customer requirements
RoHS
- All components from
Telco are RoHS
compliant

11. 11
Product Additional Features
Flip Cover
with holes
Clear Slide
Cover

12. Product Comparison
12
Amperage Telco Marathon Bussmann
20A X
30A X
60A X
90A X
115A X X X
150A X X
175A X X X
200A X
230A X
250A X
255A X X X
260A X
310A X X X
335A X X
350A X X X
360A X
380A X X X
400A X
410A X
420A X X
475A X
510A X
570A X X
600A X
620A X X
690A X
760A X X X

13. 13
Related Products
Grounding Lugs Fuse Holders
9 out of 18 products with
UL4248 certification
Currently in progress
of UL486E certification

14. 14
Telco Numbering System

15. 15
» Wide product line – offering low power, high power, and related components
» Competitive price offering, for customer savings
» Commitment to channel partners
» Interest in new product development, full custom or semi custom
Why Telco Terminal Blocks

16. 16
Thank You!