MAGNUM
®
A481307
Series A4000 & Series B4000
Single Row Terminal Blocks
SPECIFICATIONS
Rating: See table.
Center Spacing: .562” or 9/16” (14.28 mm)
Wire Range: See rating table.
Screw Size: #8-32 or #10-32 zinc plated slotted screws
Torque Rating: #8 screw size 16 in-lb.; #10 screw size
20 in-lb.
B484304
Distance Between Barriers: .47” (11.9 mm)
Operating Temperature: 105°C (221°F) max., -40°C
(-40°F) min.
A40110407
Molded Material: Black, UL Rated 94V0 Thermoplastic
Hardware: Bottom studs supplied with nuts assembled.
Cup washers are optional on bottom studs but are not
recommended with ring terminals.
Extended Hex Nuts: Optional extended, slotted hex nuts
enable easier installation and removal with hex wrench or
screwdriver. Available in bulk for the #10-32 studs on
Series A4953 blocks. Specify part no. F582 and quantity.
Breakdown Voltage: 6100V
A4000 Series
.31
.562
(14.27)
(7.9)
.21
(5.3)
.87
(22.1)
Agency Information: UL/CSA; CE Certified
A
B
RATING TABLE
Part
Number
Terminal Terminal
Top Bottom
Wire*
Range CU
Ratings*
#8-32 or #10-32 THD’S
A4003XX # 8 Screw #8 Stud
A4011XX # 8 Screw Solder
A4013XX # 8 Screw Solder
A4021XX # 8 Screw .250 QC
A4035XX # 8 Screw Closed
A4041XX #10 Screw Solder
A4043XX #10 Screw Solder
A4051XX #10 Screw 250 QC
A4803XX #10 Screw #8 Stud
8-16 AWG 150V; 50 amps
10-16 AWG 600V; 35 amps
10-16 AWG 600V; 35 amps
10-16 AWG 600V; 35 amps
8-16 AWG 600V; 50 amps
10-16 AWG 600V; 35 amps
10-16 AWG 600V, 35 amps
10-16 AWG 600V; 35 amps
8-16 AWG 150V; 50 amps
.31
(7.9)
1.05
(26.7)
.57
(14.5)
.36 dia.
(9.1)
Note: Above unit supplied with nuts
assembled. Cup washers are optional.
A4813XX #10 Screw SolderTurret 10-16 AWG 600V; 35 amps
A4843XX #10 Screw #8 Screw
A4953XX #10 Stud #10 Stud
B4843XX #10 Screw #8 Screw
8-16 AWG 150V; 50 amps
8-16 AWG 150V; 50 amps
8-16 AWG 600V; 50 amps
*
All models 30A Max. with 10 AWG;
35-50A ratings with 8 AWG using ring or fork type terminals.
Note: 50A rating achieved with #8 copper wire crimped to ring terminal.
Optional Cup Washers
Assembled
Available on A4003, A4803,
A4843, A4953 & B4843.
Poles
A (in.)
Mount Centers
B (in.)
Length
CUP
WASHERS
2
3
1.69
2.25
2.81
3.37
3.93
4.50
5.06
5.62
6.18
6.74
7.31
7.87
8.43
8.99
9.55
10.12
10.68
2.12
2.68
3.24
3.80
4.36
4.93
5.34
6.05
6.61
7.17
7.74
8.30
8.86
9.44
9.98
10.55
11.11
4
Reference Panel Cutout for 6 Position Block
5
6
.20 DIA.
(5.1)
7
8
9
10
11
12
13
14
15
16
17
18
.75
(19.1)
3.31
(84.1)
3.93
(99.8)
* Dimensions in inches. To convert to millimeters, multiply by 25.4.
20