BlockMaster Introduces New High-Power Dead Front Terminal Block

Elk Grove Village, IL – BlockMaster Electronics, Inc., a leading supplier of terminal blocks for electrical and electronic distribution, announces its new line of High Output Power modular terminal blocks featuring a “dead front.” The terminations are recessed within the block for safety assurance, preventing fingers from touching the terminals.

The new HP-ATA-90 Series of dead front high-power blocks are rated 90 Amps and 600 Volts for electrical applications in power panel distribution. The new Dead Front terminal blocks can also be used for lighter power applications, and therefore have extended utility as a “one size fits all” product line.

The HP-ATA-90 Series terminal blocks are ideally suited for high power distribution in electrical panels.

Applications include:

  • Panels
  • CNC equipment
  • Standby generators
  • Switch gear
  • Lighting panels
  • Other industrial & commercial applications
  • The HP-ATA-90 dead front power block is available in one through 12 poles, with a 12.7mm pitch. The block accommodates 4 AWG through 14 AWG wire. Terminations are as follows:


¼-28 UNF Slot


¼-28 UNF Slot

The Dead Front Series of High Power Terminal Blocks comply with UL and CSA Standards, as well as RoHS, and feature:

  • Rated: 600 Volts, 90 Amps
  • Operating Temperature: -25° C to +125° C.
  • Housing: PBT G30% (UL 94V-0)
  • Terminals: Aluminum
  • Withstanding Voltage: AC 2,500 V

For more information on BlockMaster’s High Power Terminal Blocks Series, go to:, or see the catalog at:

About BlockMaster Electronics, Inc.

BlockMaster Electronics has provided innovative interconnect and terminal block solutions to electrical and electronic OEMs since 1994. The company has low-cost, high-quality manufacturing capabilities and can provide reliable products from stock.

A distinct competitive advantage that BlockMaster offers its customers includes the ability to make modifications in-house to its terminal blocks based on customer requirements. BlockMaster’s Value-added Center provides the ability to fabricate, modify and print legends on our blocks at our Illinois facility for quick turnaround.

BlockMaster Electronics manufactures terminal blocks from 1 to 380 amps, including PCB styles up to 130 amps. The company offers over 9,500 P/Ns including PCB, Feed-through and Power Distribution types. BlockMaster’s Value-added Center can also provide quick turn around on prototypes.

Contact Information

Blockmaster Electronics

1400 Howard Street
Elk Grove Village, IL, 60007

tele: (847) 956-1680
toll-free: (800) 595-8881
fax: (847) 956-1680

Extension Media websites place cookies on your device to give you the best user experience. By using our websites, you agree to placement of these cookies and to our Privacy Policy. Please click here to accept.