Hamburg, Illinois 62045
(618) 232-1139
(618) 232-1172 fax

BlockMaster

HD10A Specifications
Features:
9.5mm (3,75") centers. Closed bottom design.

Electrical
Withstanding voltage:	2000V AC per min.
IR:	>500M Ohms (500V DC)
Operating temp:	-30°C to +150°C
Current:	10A @250V
Wire range:	14 to 18 AWG
Torque:	12 lb-in
Materials
Screw:	M3.5 Phil/slot Ni plated steel
Positions available:	2 to 24
Mounting ends:	ø4.3mm
Housing:	Phenolic, black (UL94V-0)
Terminal:	Tin plated brass

Dimensions n=number of contact rows A=(n x 9.5) + 17 B=(n + 1) x 9.5

HD20A Specifications
Features:
11mm (.433") centers. Closed bottom design.

Electrical
Withstanding voltage:	2000V AC per min.
IR:	>500M Ohms (500V DC)
Operating temp:	-30°C to +150°C
Current:	20A @250V
Wire range:	12 to 18 AWG
Torque:	12 lb-in
Materials
Screw:	M3.5 Sems phil/slot Ni plated steel
Positions available:	2 to 24
Mounting ends	ø4.7mm
Housing:	Phenolic, black (UL94V-0)
Terminal:	Tin plated brass

Dimensions: N=number of contact rows A=(N x 11) +20 B=(N + 1) x 11

HD30A Specifications
Features:
14mm (.55")centers. Open bottom design.

Electrical
Withstanding voltage:	2000V AC per min.
IR:	>500M Ohms (500V DC)
Operating temp:	-30°C to +150°C
Current:	30A @ 300V
Wire range:	14 to 22 AWG
Torque:	16 lb-in
Materials
Screw:	M4 Phil/slot Ni plated steel
Positions available:	2 to 22
Mounting ends:	ø5.5mm
Housing:	Phenolic, black (UL94V-0)
Terminal:	Tin plated brass

Dimensions: N=Number of contact rows A=(N x 14) +26 B=(N + 1) x 11