Copper Blocks? How about these?

Temperature Controller, Digital, Universal Sensor Type, Input Voltage 100/240vac, Length (in.) 4.00, Width (in.) 2.00, Depth (in.) 2.00, 3 Amps, Control Mode Pid, ...

Lew Electric TCP-1 Brass Cover 5-3/4"" Diameter, with 2"" & 1/2"" Combo Plug for Telephone/Data or Single Outlet Receptacle

Compact Contactor, Definite Purpose, Full Load Amps-inductive 40, Full Load Amps-resistive 50, Number Of Poles 1, Coil Volts 208-240vac, 50/60 Hz, 1 Phase, Non ...

Lew Electric RCFB-1 Two Gang Brass Plated Hybrid Floor Box and Cover (Complete Unit)

Wire Connector, Nut, Gray, Min Wire Combination 2, Min Wire Size 22 Stranded, Max Wire Combination 2, Max Wire Size 16, Max Voltage 300 VAC, Wire Type Copper, UL ...

Wire Connector, Nut, Yellow, Min Wire Combination 2, Min Wire Size 18, Max Wire Combination 3, Max Wire Size 12, Max Voltage 600 VAC, Wire Type Copper, UL Listed ...

Claro Single Pole General Purpose Switch (Light Almond)

Claro Single Pole General Purpose Switch (Grey)

Fuse, Low Voltage Industrial, Class Cc, Series Atqr, Voltage Rating 600vac/300vdc, Fuse Amps 1-1/4, Time Delay, No, Dual Element, Melamine Body Material, ...

Fuse, Low Voltage Industrial, Class Cc, Series Atqr, Voltage Rating 600vac/300vdc, Fuse Amps 1-1/2, Time Delay, No, Dual Element, Melamine Body Material, ...

Fuse, Low Voltage Industrial, Class T, Series A6t, Voltage Rating 600vac/300vdc, Fuse Amps 1, Very Fast Acting, No, Single Element, Melamine Body Material, ...

Fuse, Low Voltage Industrial, Class Cc, Series Atqr, Voltage Rating 600vac/300vdc, Fuse Amps 1-1/8, Time Delay, No, Dual Element, Melamine Body Material, ...

Lew Electric SCF-1 Brass Carpet Flange, 5-1/4"" Diameter

1 - 8 In Ground Lead (green), Type Battery Leads, Length 8.00 In, Width 0.25 In, Height 0.13 In

Cable Bracket, Material Of Construction Plastic, Provides Secure Installation Of Multiple Cables To Metal And Wood Studs, Standards Ul/cul

Wire Connector, Nut, Gray, Min Wire Combination 2, Min Wire Size 22 Stranded, Max Wire Combination 2, Max Wire Size 16, Max Voltage 300 Vac, Wire Type Copper, Ul ...

Recessed Plug, Trade Size 1/2 In NPT, Length 5/8 In, Copper Free Aluminum, Hazardous Location, To Close Up A Taped Hole Or Hub, Silver, UL 886, CSA C22.2 No 30

Wire Connector, Nut, Yellow, Min Wire Combination 2, Min Wire Size 18, Max Wire Combination 3, Max Wire Size 12, Max Voltage 600 Vac, Wire Type Copper, Ul Listed ...

Distribution Block, 62-63 Series, Number Of Poles 1, Length 2.81 In., Depth 0.38 In., Width 1.12 In., Standards Ul Recognized, Csa Certified, Ce Component Iec

Communication Mounting Bracket, 1 Gang, Provides Mounting Plate For Class 2 Low Voltage Devices In 1/4 To 1 1/4 In Drywall Or Paneling, Color White, Material Of ...