A1251 SERIES
1.25mm pitch wire to board and wire to wire connector
Specifications
Current rating:1A AC,DC
Voltage rating:125V AC,DC
Temperature range:-40°C~+105°C
Contact resistance:20m Max.
Insulation resistance:100M Min.
Withstanding voltage:500V AC/minute
*Compliant with RoHS and REACH*
*Meet the HF/Halogen Free,need to
customize*
*Contact CJT for details*
Standards
E326732
E326732
3.20
9.11 REF.
3.20
WIRE TO WIRE
5.80 REF
3.70
5.30 REF
SMT YTPE
DIP YTPE
CHANGJIANG CONNECTORS TEL:+86-755-29959119 29959129 FAX:+86-755-29959139 Http://www.CJT.cn
A-44
3.20
3.53
5.93 REF
0.80
1.50
1.50
0.80
3.20
5.80 REF
A1251 SERIES
A1251-T
1.25mm pitch wire to board and wire to wire connector
1.25mm pitch Crimp Terminal
Reference Informations:
*Used in CJT A1251H-XP series Housing
1.60±0.20
0.15
B
1.40±0.20
0.71
B
SEC:A-A
0.35±0.15
0.92±0.20
A
0.75±0.20
3.15±0.25
A
1.00±0.10
0.61
1.70±0.20
1.15±0.20
0.45±0.20
SEC:B-B
0.90±0.20
Ordering information & Specifications:
Unit:mm
Part NO.
Wire Range
Insulation O.D.
Material
Finish
Qty/reel
A1251-TP
AWG#28-#32
1.00mm(max)
Phosphor Bronze
Tin over Nickel
15,000 PCS
A1251-GP
AWG#28-#32
1.00mm(max)
Phosphor Bronze
Gold over Nickel
15,000 PCS
Optional Gold plating available but MOQ requested
A1251M-T
1.70±0.20
1.25mm pitch Crimp Terminal
Reference Informations:
*Used in CJT A1251HM-XP series Housing
1.25±0.20
0.15
1.05±0.15
A
0.31±0.05
0.70
0.40
1.45±0.10
0.90±0.10
1.12±0.10
4.40±0.20
1.05
C
SEC:B-B
3.60±0.20
C
B
7.15±0.25
B
0.70
A
1.15±0.15
0.42
SEC:A-A
SEC:C-C
Ordering information & Specifications:
Unit:mm
Part NO.
Wire Range
Insulation O.D.
Material
Finish
Qty/reel
A1251M-TP
AWG#28-#32
1.00mm(max)
Phosphor Bronze
Tin over Nickel
15,000 PCS
AWG#28-#32
1.00mm(max)
Phosphor Bronze
Gold over Nickel
15,000 PCS
A1251M-GP
Optional Gold plating available but MOQ requested
CHANGJIANG CONNECTORS TEL:+86-755-29959119 29959129 FAX:+86-755-29959139 Http://www.CJT.cn
A-45
A1251 SERIES
A1251H-XP
1.25mm pitch wire to board and wire to wire connector
1.25mm pitch Housing
Reference Informations:
*Material:Nylon 66,UL94V-0
*Suitable CJT A1251-T series Terminal
*Mates with CJT A1251HM-XP,A1251WV,WR-XP,
A1251WV-S,WR-S-XP series Wafer
*Color:White
Ordering Information:
A1251H-XP - ***
1
2
1.Part No.
2.Material:
(Blank):Nylon 66,UL94V-0
GWT:Nylon 66,UL94V-0,GWT 750 ℃
Ordering Information & Dimensions:
PART NO.
2P
3P
4P
5P
6P
7P
8P
9P
10P
11P
12P
13P
14P
15P
16P
17P
18P
19P
20P
Circuit 1
1.25±0.10
A±0.20
B±0.25
4.00±0.25
3.20±0.25
2.30±0.25
Dimensions
A
B
1.25
4.25
2.50
5.50
3.75
6.75
5.00
8.00
6.25
9.25
7.50
10.50
8.75
11.75
10.00
13.00
11.25
14.25
12.50
15.50
13.75
16.75
15.00
18.00
16.25
19.25
17.50
20.50
18.75
21.75
20.00
23.00
21.25
24.25
22.50
25.50
23.75
26.75
Unit: mm
A1251HM-XP
1.25mm pitch Housing
Reference Informations:
*Material:Nylon 66,UL94V-0
*Suitable CJT A1251M-T series Terminal
*Mates with CJT A1251H-XP series Housing
*Color:White
Ordering Information:
A1251HM-XP - ***
1
2
1.Part No.
2.Material:
(Blank):Nylon 66,UL94V-0
GWT:Nylon 66,UL94V-0,GWT 750 ℃
Ordering Information & Dimensions:
PART NO.
1.25±0.10
Circuit 1
A±0.20
B±0.25
3.25±0.25
1P
8.00±0.25
8.00±0.25
3.30±0.20
3.40±0.25
3.30±0.20
B±0.25
2P~20P
1P
2P
3P
4P
5P
6P
7P
8P
9P
10P
11P
12P
13P
14P
15P
16P
17P
18P
19P
20P
Dimensions
A
B
2.50
---1.25
4.25
2.50
5.50
3.75
6.75
5.00
8.00
6.25
9.25
7.50
10.50
8.75
11.75
10.00
13.00
11.25
14.25
12.50
15.50
13.75
16.75
15.00
18.00
16.25
19.25
17.50
20.50
18.75
21.75
20.00
23.00
21.25
24.25
22.50
25.50
23.75
26.75
Unit: mm
CHANGJIANG CONNECTORS TEL:+86-755-29959119 29959129 FAX:+86-755-29959139 Http://www.CJT.cn
A-46
A1251 SERIES
A1251WV-XP
1.25mm pitch wire to board and wire to wire connector
1.25mm pitch 180° Wafer
Ordering Information:
A1251WV-XP - *** - **
1
2 3
1.Part No.
2.Material:
(Blank):Nylon 66,UL94V-0
GWT:Nylon 66,UL94V-0,GWT 750 ℃
3.Finish:
(Blank):Tin over Nickel
G:Gold over Nickel
Reference Informations:
*Material:Pin:Phosphor Bronze/Tin over Nickel
Insulator:Nylon 66,UL94V-0
*Mates with CJT A1251H-XP series Housing
*Color:Ivory
Circuit 1
1.25±0.10
Ordering Information & Dimensions:
PART NO.
Ø0.50±0.05
1.25±0.10
P.C.B LAYOUT
A±0.20
3.20±0.25
2.30±0.25
4.70±0.25
B±0.25
PIN 0.30 SQ
0.35±0.15
2P
3P
4P
5P
6P
7P
8P
9P
10P
11P
12P
13P
14P
15P
16P
17P
18P
19P
20P
Dimensions
A
B
1.25
4.30
2.50
5.55
3.75
6.80
5.00
8.05
6.25
9.30
7.50
10.55
8.75
11.80
10.00
13.05
11.25
14.30
12.50
15.55
13.75
16.80
15.00
18.05
16.25
19.30
17.50
20.55
18.75
21.80
20.00
23.05
21.25
24.30
22.50
25.55
23.75
26.80
Unit: mm
A1251WR-XP
1.25mm pitch 90° Wafer
Reference Informations:
*Material:Pin:Phosphor Bronze/Tin over Nickel
Insulator:Nylon 66,UL94V-0
*Mates with CJT A1251H-XP series Housing
*Color:Ivory
Ordering Information:
A1251WR-XP - *** - **
1
2 3
1.Part No.
2.Material:
(Blank):Nylon 66,UL94V-0
GWT:Nylon 66,UL94V-0,GWT 750 ℃
3.Finish:
(Blank):Tin over Nickel
G:Gold over Nickel
PIN 0.30 SQ
Circuit 1
Ordering Information & Dimensions:
1.25±0.10
PART NO.
Ø0.50±0.05
P.C.B LAYOUT
1.25±0.10
A±0.20
B±0.25
2.30±0.20
4.20±0.25
0.35
4.70±0.25
3.20±0.25
2P
3P
4P
5P
6P
7P
8P
9P
10P
11P
12P
13P
14P
15P
16P
17P
18P
19P
20P
Dimensions
A
B
1.25
4.30
5.55
2.50
3.75
6.80
5.00
8.05
6.25
9.30
7.50
10.55
8.75
11.80
10.00
13.05
11.25
14.30
12.50
15.55
13.75
16.80
15.00
18.05
16.25
19.30
17.50
20.55
18.75
21.80
20.00
23.05
21.25
24.30
22.50
25.55
23.75
26.80
Unit: mm
CHANGJIANG CONNECTORS TEL:+86-755-29959119 29959129 FAX:+86-755-29959139 Http://www.CJT.cn
A-47
A1251 SERIES
A1251WRA-S-XP
1.25mm pitch 90° Wafer-SMT TYPE
Ordering Information:
A1251WRA-S-XP - *** - **
1
2 3
1.Part No.
2.Material:
(Blank):Nylon 9T,UL94V-0
GWT:Nylon 9T,UL94V-0,GWT 750 ℃
3.Finish:
(blank):Tin over Nickel
G:Gold over Nickel
Reference Informations:
*Material:Pin:Phosphor Bronze/Tin over Nickel
Solder Tabs:Phosphor Bronze/Tin over Nickel
Insulator:Nylon 9T,UL94V-0
*Mates with CJT A1251H-XP series Housing
*Color:Natural
A±0.20
1.25
1.25mm pitch wire to board and wire to wire connector
0.30
Ordering Information & Dimensions:
PART NO.
02P~03P Single Hole
Circuit 1
B±0.25
4.20±0.25
0.25
C±0.20
3.40±0.25
0.80
1.10
3.20
1.25
3.00
3.60
1.60
A±0.10
2.10
Conn.line
Recommended P.C.B Layout
General Tolerance±0.05
04P~20P Double Hole
2P
3P
4P
5P
6P
7P
8P
9P
10P
11P
12P
13P
14P
15P
16P
17P
18P
19P
20P
Dimensions
A
B
1.25
7.75
2.50
9.00
3.75
10.25
5.00
11.50
6.25
12.75
7.50
14.00
8.75
15.25
10.00
16.50
11.25
17.75
12.50
19.00
13.75
20.25
15.00
21.50
16.25
22.75
17.50
24.00
18.75
25.25
20.00
26.50
21.25
27.75
22.50
29.00
23.75
30.25
Unit: mm
CHANGJIANG CONNECTORS TEL:+86-755-29959119 29959129 FAX:+86-755-29959139 Http://www.CJT.cn
A-49
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