www.connect.co.jp
ｽﾌﾟﾘﾝｸﾞﾌﾟﾛｰﾌﾞ ｺﾈｸﾀ
8Y254 Series Spring Probe Connectors
SMT type
Specifications
Dielectric strength
Insulation resistance
Contact resistance
Durability
Capacitance
Operating temperature
2.54mm pitch
Materials
Insulator
Barrel
Plunger
Spring Coil
:
AC300Vrms 1minute
:
1000MΩmin
: 50mΩmax *
:
100,000 cycles min
:
1pF max
:　-45℃～+160℃
:
:
:
:
High temp.thermoplastic
Brass,　Au plating over Ni
Brass, Au plating over Ni
Stainless steel,Au plating
How to order
8Y254
- 64S14
SM
- 04 S
S : Single in line
D : Dual in line
See next page
Surface mount
Number of positions : P
Single in line : 02,03,04,06,07,08,09,10,12
Dual in line
: 04,12,20(even number)
表示の無い極数については、別途お問い合わせください。
Regarding other number of positions, please feel free to ask us.
Single in line
2.54xP
2.54x(P-1)
2.54x(P-1)
(1.27)
2.54max
(1.27)
PC board layout
2.54
φ2
Dual in line
(2.54xP/2)
2.54x(P/2-1)
2.54
5.08max
2.54
2.54x(P/2-1)
φ1.53
A:Initial
height
2
2.54
φ2
φ1.05
8Y254-H120S28-SM (Page 5A9)
Temperature Rise (Reference)
120
100
φ1.82
80
℃
60
40
20
0
*接触する対象が金ﾒｯｷの基板、又は金ﾒｯｷの金属の場合です。
*推奨ｽﾄﾛｰｸ位置で静的接触（動きのない接触）の場合です。
*In case of Gold plated PC board land or Gold plated metal
for the mating surface.
*At recommended stroke and Static contacting to the
target. (The target shall be motionless.)
5A1
2
4
6
8
10
Current(Amps)
この温度上昇値は単ﾋﾟﾝを独立して使用する場合の値です。
複数ﾋﾟﾝを使用するときはこれより上昇します。
This figure shows temperature rising in case of single spring probe.
Using multiple spring probes, temperature rises than above.
www.connect.co.jp
ｽﾌﾟﾘﾝｸﾞﾌﾟﾛｰﾌﾞ ｺﾈｸﾀ
8Y254 Series Spring Probe Connectors
SMT type
2.54mm pitch
:mm
Product table
Initial
height
Recommended
Travel
P/N
初期高さ
推奨ｽﾄﾛｰｸ
5.3
0.7
1.0
6.4
1.0
1.3
7.4
1.0
1.4
8.1
1.1
1.7
10.1
1.6
2.1
10.8
1.8
2.4
12.0
2.0
2.8
8Y254-53S10SM-□□S
8Y254-53S10SM-□□D
8Y254-64S14SM-□□S
8Y254-64S14SM-□□D
8Y254-74S14SM-□□S
8Y254-74S14SM-□□D
8Y254-81S17SM-□□S
8Y254-81S17SM-□□D
8Y254-101S21SM-□□S
8Y254-101S21SM-□□D
8Y254-108S28SM-□□S
8Y254-108S28SM-□□D
8Y254-120S28SM-□□S
8Y254-120S28SM-□□D
S
A:Initial
height
初期高さ
Plunger
Full travel
ﾌﾙｽﾄﾛｰｸ
S
(travel
ｽﾄﾛｰｸ)
A
Full
Travel
Line
Single
Dual
Single
Dual
Single
Dual
Single
Dual
Single
Dual
Single
Dual
Single
Dual
（Pin P/N)
8Y254-H57S14-SM
8Y254-H64S14-SM
8Y254-H74S14-SM
8Y254-H81S17-SM
8Y254-H101S21-SM
8Y254-H108S28-SM
8Y254-H120S28-SM
8Y254-120S28SM-□□S
Current rating table 定格電流値表
(Case of Temperature Rise=30℃)
Positions　通電極数 Current rating/1Pin　定格電流 A
4
6
8
10
12
PC Board
Barrel
Spring
4.0
3.4
3.0
2.6
2.0
注1.実装基板の導体部の定格電流の影響を受けます。
How to use
Affected by current rating of mounting board's conductor part.
Guide
PC Board
Device
etc
Spacer
Spacer
PC Board
吸着ｸﾘｯﾌﾟ付、ﾃｰﾋﾟﾝｸﾞ品についてはお問合せください
Please feel free to ask us about vacuum pick-up clip
or tape packaging.
5A2
www.connect.co.jp
ｽﾌﾟﾘﾝｸﾞﾌﾟﾛｰﾌﾞ ｺﾈｸﾀ
8Y254 Series Spring Probe Connectors
Solder Dip type
How to order
8Y254 - 64S14 SD - 04
2.54mm pitch
S
See next page
S : Single in line
D : Dual in line
Solder dip
Number of positions : P
Single in line : 02,03,04,06,07,08,09,10,12
Dual in line
: 04,12,20(even number)
表示の無い極数については、別途お問い合わせください。
Regarding other number of positions, please feel free to ask us.
PC Board layout
2.54xP
2.54x(P-1)
(1.27)
2.54max
Single in line
2.54x(P-1)
65
0.
φ
(2.54xP/2)
2.54x(P/2-1)
2.54
Dual in line
5.08max
2.54x(P/2-1)
65
0.
φ
2.5
2
A:Initial
height
φ1.53
φ0.56
8Y254-H120S28-SM (Page 5A9)
Temperature Rise (Reference)
120
100
80
℃
60
40
20
0
2
4
6
8
10
Current(Amps)
この温度上昇値は単ﾋﾟﾝを独立して使用する場合の値です。複数
ﾋﾟﾝを使用するときはこれより上昇します。
This figure shows temperature rising in case of single spring probe.
Using multiple spring probes, temperature rises than above.
5A3
2.54
(1.27)
www.connect.co.jp
ｽﾌﾟﾘﾝｸﾞﾌﾟﾛｰﾌﾞ ｺﾈｸﾀ
8Y254 Series Spring Probe Connectors
Solder Dip type
2.54mm pitch
:mm
A
S
Product table
Initial
height
Recommended
Travel
P/N
初期高さ
推奨ｽﾄﾛｰｸ
5.3
0.7
1.0
6.4
1.0
1.3
7.4
1.0
1.4
8.1
1.1
1.7
10.1
1.6
2.1
10.8
1.8
2.4
12.0
2.0
2.8
8Y254-53S10SD-□□D
8Y254-64S14SD-□□S
8Y254-64S14SD-□□D
8Y254-74S14SD-□□S
8Y254-74S14SD-□□D
8Y254-81S17SD-□□S
8Y254-81S17SD-□□D
8Y254-101S21SD-□□S
8Y254-101S21SD-□□D
8Y254-108S28SD-□□S
8Y254-108S28SD-□□D
8Y254-120S28SD-□□S
S
A:Initial
height
初期高さ
Plunger
(travel
ｽﾄﾛｰｸ)
8Y254-120S28SD-□□D
Line
Single
Dual
Single
Dual
Single
Dual
Single
Dual
Single
Dual
Single
Dual
Single
Dual
（Pin P/N)
8Y254-H57S14-SD
8Y254-H64S14-SD
8Y254-H74S14-SD
8Y254-H81S17-SD
8Y254-H101S21-SD
8Y254-H108S28-SD
8Y254-H120S28-SD
Full travel
ﾌﾙｽﾄﾛｰｸ
8Y254-53S10SD-□□S
Full
Travel
PC Board
Barrel
Spring
How to use
Guide
PC Board
Device
etc
8Y254-120S28SD-□□S
Current rating table 定格電流値表
(Case of Temperature Rise=30℃)
Spacer
Positions　通電極数 Current rating/1Pin　定格電流 A
4
6
8
10
12
Spacer
PC Board
4.0
3.4
3.0
2.6
2.0
注1.実装基板の導体部の定格電流の影響を受けます
Affected by current rating of mounting board's conductor part.
5A4
www.connect.co.jp
ｽﾌﾟﾘﾝｸﾞﾌﾟﾛｰﾌﾞ ﾗｲﾄｱﾝｸﾞﾙ ｺﾈｸﾀ
8Y254 Series Right Angle Connectors for Spring Probe
Specifications
Dielectric strength
Insulation resistance
Contact resistance
Durability
Capacitance
Operating temperature
Materials
Insulator
Barrel
Plunger
Spring Coil
:
AC300Vrms 1minute
:
1000MΩmin
: 50mΩmax *
:
100,000 cycles min
:
1pF max
:　-45℃～+160℃
2.54mm pitch
:
:
:
:
High temp.thermoplastic
Brass,　Au plating over Ni
Brass, Au plating over Ni
Stainless steel,Au plating
How to order
8Y254
- 64S28
RA
- 04 S
S : Single in line
Right Angle
Number of positions : P
Single in line : 02,03,04,06,07,08,09,10,12
表示の無い極数については、別途お問い合わせください。
Regarding other number of positions, please feel free to ask us.
Single in line
2.54xP
(1.27)
2.54x(P-1)
(1.27)
8
4.5
2.54max
3.5
2.8
(R1.24)
φ1.53
φ1.05
Soldering
2.0
2.48
2
PC Board
Probe Pin P/N
8Y254-H108S28-RA
Full travel 2.8mm
0.78N(80gf) at 2.0mm travel(recommended travel)
1.8
2.54x(P-1)
PC Board
Layout
8Y254-64S28RA-□□S
Current rating table 定格電流値表
(Case of Temperature Rise=30℃)
7.3
Positions　通電極数 Current rating/1Pin　定格電流 A
4.5
4
6
8
10
12
4.0
ｸﾘｰﾑﾊﾝﾀﾞ塗布ｴﾘｱ
ﾒﾀﾙﾏｽｸ厚　100μm typical
1.7
4.0
3.4
3.0
2.6
2.0
注1.実装基板の導体部の定格電流の影響を受けます。
Affected by current rating of mounting board's conductor part.
*接触する対象が金ﾒｯｷの基板、又は金ﾒｯｷの金属の場合です。
*推奨ｽﾄﾛｰｸ位置で静的接触（動きのない接触）の場合です。
*In case of Gold plated PC board land or Gold plated metal
for the mating surface.
*At recommended stroke and Static contacting to the
target. (The target shall be motionless.)
5A5
www.connect.co.jp
ｽﾌﾟﾘﾝｸﾞﾌﾟﾛｰﾌﾞ
8Y254 Series Spring Probe Pins
Specifications
Contact resistance
Durability
Operating temperature
:
:
:
Materials
Barrel
Plunger
50mΩmax *
100,000 cycles min
-45℃～+160℃
:
:
Spring Coil
8Y254-H53S10-SM
8Y254-H53S10-SD
:
8Y254-H64S14-SD
Full travel 1.0mm
0.98N(100gf) at 0.7mm travel
(recommended travel)
Brass,　Au, over Ni
Brass, Au plating over Ni
over Ni plating
Stainless steel,Au plating
8Y254-H64S14-SM
Full travel 1.3mm
0.98N(100gf) at 1.0mm travel
(recommended travel)
8Y254-H120S28-SM (Page 5A9)
Temperature Rise (Reference)
120
100
80
℃
60
*接触する対象が金ﾒｯｷの基板、又は金ﾒｯｷの金属の場合です。
*推奨ｽﾄﾛｰｸ位置で静的接触（動きのない接触）の場合です。
*In case of Gold plated PC board land or Gold plated metal
for the mating surface.
*At recommended stroke and Static contacting to the
target. (The target shall be motionless.)
40
20
0
2
4
6
8
10
Current(Amps)
5A8
www.connect.co.jp
ｽﾌﾟﾘﾝｸﾞﾌﾟﾛｰﾌﾞ
8Y254 Series Spring Probe Pins
8Y254-H74S14-SD
8Y254-H81S21-SD
8Y254-H74S14-SM
Full travel 1.4mm
0.98N(100gf) at 1.0mm travel(recommended travel)
8Y254-H101S21-SD
8Y254-H81S21-SM
Full travel 1.7mm
0.88N(90gf) at 1.1mm travel(recommended travel)
8Y254-H101S21-SM
8Y254-H108S28-SD
Full travel 2.1mm
0.98N(100gf) at 1.6mm travel(recommended travel)
8Y254-H108S28-SM
Full travel 2.4mm
0.98N(100gf) at 1.8mm travel(recommended travel)
8Y254-H120S28-SD
8Y254-H120S28-SM
Full travel 2.8mm
0.98N(100gf) at 2.0mm travel(recommended travel)
5A9