Series are medium-power, thru-panel terminal blocks available in 2-15 positions.
BlockMaster's OTB-

series are perfect for interfacing internally wired products to the outside world.
They offer a clear, protective cover to reduce shock hazard, and each terminal has a SEMS screw for convenient field wiring as shown.
Suitable for industrial controls, spa controls or any medium-power field wiring to control box application.

Electrical
Type:	Medium-Power Thru-Panel
Features:	SEMS Screws Plastic Finger-Safe Cover Included
Applications:	Suitable for: Power Supplies Servo & Variable-Frequency Motor Drives Lighting Industrial Controls Electric Heating
Rated Voltage:	300V
Rated Current:	20A
Wire Size:	12-22 AWG CU
Operating Temperature:	-30C to +80C
Housing:	Polycarbonate (UL94V-0) Standard Color: Black
Cover:	Polycarbonate (UL94V-0), Clear
Terminal:	Brass, Nickel Plated
Positions Available:	2 to 15
Screw Size:	M3.0 and M3.5, Steel, Nickel-Plated
Withstanding Voltage:	AC2000V
Torque:	8.85 Ibs. per inch