High Voltage Terminal Blocks – High Current Terminal Blocks
Series 71000 .629″ 15.98mm
DIN Rail or Base Mount Terminal Block
Superior Construction
- No end moldings, mounting brackets or metal mounting clamps required
- Available pre-assembled to rail, or in bulk
Versatility
- High Current – 600 volts at 86 amps
- Finger safe design
- Blocks can be placed end-to-end while maintaining .629 center-to-center spacing
- Copper Wire Per UL 486A:
- 22 – 2 AWG Stranded
- 22 – 10 AWG Solid
- Aluminum Wire Per UL 486A:
- 12 to 2 AWG Stranded
- 12 to 10 AWG Solid
- 1 AWG (7 & 19 strands only)
- Factory or field wiring
UL Recognized
CSA Certified
Series CDM, .546875 (35/64″) 13.86mm
Versatile Medium Power Terminal Blocks
Superior Construction
- Durable thermoplastic moldings
- Sectional through-bolt construction
- Brass terminal bars
Versatility
- Wide variety of surface mount, power and control applications
- One through 50 terminals on 35/64″ center-to-center spacing
- White fiber marking strip provides easy circuit identification
UL Recognized
CSA Certified
Series H and BT, .652″ 16.56mm
Sectional High and Medium Power Terminal Blocks Features
Type H
High-power applications, rated at 75 amps/600 volts, 16 AWG to 4 AWG
Type BT
control/power circuits, rated at 30 amps/600 volts, 22 AWG to 10 AWG
Superior Construction
- Durable Thermoplastic Moldings
- White fiber circuit marking strips
- Through bolt barrier-type construction
Versatility
- One thru 30 terminals on .652” center-to-center spacing
- Can be used in combination with other high-current terminal blocks
UL Recognized
CSA Certified
Series L, 1.16″ 29.46mm
Heavy Load Terminal Blocks
Type L
Rated 100 amps/600 volts, Up to 1 AWG
Superior Construction
- Tapped sidewalls for greater mechanical strength
- Electrolytically pure copper solderless connections provide 100% conductivity
Versatility
- Accommodates wire without lugging
- Adaptable to branch circuit termination
- Can be used in combination with other high-current terminal blocks
UL Recognized
CSA Certified
Series O, 1.86″ 47.24mm
Heavy Load Terminal Block
Type O
Rated 125 amps/600 volts, Up to 1/0 AWG
Superior Construction
- Tubular high pressure solderless connections
- Tapped sidewalls for greater mechanical strength
- Electrolytically pure copper solderless connections provide 100% conductivity
Versatility
- Accommodates wire without lugging
- Adaptable to branch circuit termination
- Can be used in combination with other high-current terminal blocks
UL Recognized
CSA Certified
Series S, 2.42″ 61.47mm
Heavy Load Terminal Block
Type S
Rated 225 amps/600 volts, Up to 4/0 AWG
Superior Construction
- Tubular high pressure solderless connections
- Tapped sidewalls for greater mechanical strength
- Electrolytically pure copper solderless connections provide 100% conductivity
Versatility
- Accommodates wire without lugging
- Adaptable to branch circuit termination
- Can be used in combination with other high-current terminal blocks
UL Recognized
CSA Certified
Series SW and DSW, .375″ (3/8″) 9.52mm
Snap-in Track-Type Design
Simple Assembly
- Simply insert one edge of the two or three-pole module under the flange of the track (over the track for DIN modules) and gently snap into place.
- To remove, push center section of spring toward molding, and module will pop free
Superior Construction
- Break-resistant nylon
- Rated up to 50 amps/600 volts
- Compact design – 3/8″ center-to-center terminals provide compact circuit density
- 32 poles/foot – 192 poles/six foot length
- No end moldings, mounting brackets, or metal mounting clamps needed
Versatility
- White fiber marking strip provides easy circuit identification
- Available pre-assembled on track
- Three different terminal variations
- D Series made to mount on DIN track
UL Recognized
CSA Certified
Series T and U, 1.16″ 29.46mm
Heavy Load Terminal Blocks
Type T
Headless slotted screw, rated 125 amps/600 volts, 6 AWG to 1/0 AWG
Type U
Headless socket screw, rated 250 amps/600 volts 6 AWG to 250 MCM
Superior Construction
- Tubular high pressure solderless connections
- Tapped sidewalls for greater mechanical strength
- Electrolytically pure copper solderless connections provide 100% conductivity
Versatility
- Accommodates wire without lugging
- Adaptable to branch circuit termination
- Can be used in combination with other high-current terminal blocks
UL Recognized
CSA Certified
Series W, .4375″ (7/16″) 11.11mm
Snap-in Track-Type Design
Simple Assembly
- Simply insert one edge of the two or three-pole module under the flange of the track (over the track for DIN modules) and gently snap into place.
- To remove, push center section of spring toward molding, and module will pop free
Superior Construction
- Rugged thermo-set phenolic moldings
- Compact design – 7/16″ center-to-center terminals provide compact circuit density
- 164 poles/six foot length
- No end moldings, mounting brackets, or metal mounting clamps needed for assembly
- D Series made to mount on DIN track
Versatility
- White fiber marking strip provides easy circuit identification
- May Be Pre-Assembled on Track
- Three different terminal variations
- Rated up to 75 amps/600 volts
UL Recognized
CSA Certified
Terminal Block Manufacturers
Curtis Industries has been manufacturing custom terminal blocks for over 75 years. Our high quality terminal blocks are designed with sturdy materials and are quality control tested to ensure your product functions as intended. We manufacture terminal blocks to your exact specifications and keep your industry needs in mind. Terminal blocks are best suited for electrical applications needing high-current output and input connections like the power supply or instrumentation industries. Every terminal block we manufacture is CSA certified and meets UL standards for regulation.
High Voltage Barrier Style Terminal Blocks
Curtis Industries manufactures a variety of barrier style terminal blocks including high voltage, dual row and single row to fit many different electrical applications. Our high voltage and high current terminal blocks are available in 71000 series, CDM series, H and BT series, L series, O series, S series, SW and DSW series, T and U series and W series. Each of these terminal blocks are rated to withstand up to 600 volts.
The 71000 series terminal blocks are designed to be placed end to end while maintaining center-to-center spacing. These can be purchased pre-assembled or bought in bulk. CDM terminal blocks are furnished with a white fiber marking strip for easy circuit identification. H & BT series can be used in combination with L, O, S, T and U series terminal blocks to increase application flexibility. The SW, DSW and W series terminal blocks feature a snap-in track design to make installation and removal easy.
Our high voltage barrier style terminal blocks can be customized in a variety of terminal variations to suit the requirements of your industry.