B384904

Single Row Terminal Blocks 

## A38 & B38 

## **Dimensions** Inches (Millimeters) 

## **A38** 

## **Specifications** 

**A38:** 30A, 600V 

**B38:** 50A, 300V 

**Center Spacing:** 0.437” (11.10mm) 

**Wire Range:** A38: #10-22 AWG Cu; B38: #8-16 AWG **Screw Size:** #8-32 zinc-plated steel 

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A389306<br>**----- End of picture text -----**<br>


**Torque Rating:** A38: 9 lb-in; B38: 15 lb-in for #8, 9 lb-in for #6 **Base:** A38 Only: Standoffs standard for easy flux washing **Distance Between Barriers:** 0.378” (9.60mm) **Recommended PCB Hole Diameter (A38):** 0.076” (1.93mm) 

**Operating Temperature:** 105°C **(** 221°F) max to -40°C (-40°F) **Molded Material:** Black, UL Rated 94V0 Thermoplastic **Breakdown Voltage:** 5000V 

**Agency Information:** UL File E62622, CSA File 47235; CE Certified 

## **B38** 

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B384404<br>**----- End of picture text -----**<br>


|—<br>6.3 <br>[0.25]||<br>|**MOUNTING ENDS ONLY**<br>**BARRIER ENDS**<br>**ONLY**<br>**Poles**<br>**A**<br>**Mounting**<br>**Centers**<br>**“A”**<br>**Dimension Length**<br>**“A”**<br>**Dimension Length**<br>02<br>1.31<br>1.67<br>0.93<br>03<br>1.75<br>2.10<br>1.37<br>04<br>2.19<br>2.54<br>1.81<br>05<br>2.62<br>2.98<br>2.25<br> ~~ee~~<br>~~a~~<br>~~a~~<br>~~Cn~~|
|---|---|---|
|||06<br>3.06<br>3.41<br>2.68|
||||07<br>3.50<br>3.85<br>3.12<br>08<br>3.93<br>4.29<br>3.56<br>09<br>4.37<br>4.72<br>3.99<br>10<br>4.81<br>5.16<br>4.43<br>11<br>5.24<br>5.60<br>4.87<br>12<br>5.68<br>6.04<br>5.30<br>~~—~~<br>ssss.s.j.jijjj‘j‘j‘j‘j‘n‘nn<br>~~—~~<br>~~sssssjnjnjnjnjjnjnjnjjnj‘j‘j‘j‘j‘n‘nns~~<br>~~TN~~|
|||13<br>6.12<br>6.47<br>5.74|
|SSE||14<br>6.56<br>6.91<br>6.18|
|||15<br>6.99<br>7.35<br>6.61<br>~~a~~<br>~~a~~|
|||16<br>7.43<br>7.78<br>7.05|
|0<br>ALS||Dimensions in inches. To convert to millimeters, multiply by 25.4.<br>~~ON~~|



A38 &  B38 Single Row Terminal Blocks 

## **Part Numbering System** 

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Terminal Style<br>**----- End of picture text -----**<br>


**Terminal Style Base/End Poles 1** - handwired* **1** - flat base,  mount **02** to **16** end **2** - printed circuit **7** - extended wire wrap **2** - flat base,  barrier end **9** - 0.250” QC* **3** - insulator base** mount end **4** - insulator base** barrier end 

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Family<br>**----- End of picture text -----**<br>


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A 3 8<br>**----- End of picture text -----**<br>


**Terminal Style** 

**Family Terminal Style Base/End Poles** B 3 8 **3** - screw terminal (#6-32 **4** - insulator base, **02** to **16** screw top & bottom) barrior end **4** - stud (#8-32 screw **9** - insulator base, top, #6-32 stud bottom) mount end **5*** - double stud (#6-32 stud top & bottom) 

_*C360 Copper Alloy (bright tim plate)_ 

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Screw Options<br>**----- End of picture text -----**<br>


**Blank** - standard screw (steel zincplated,  philslot BHMS) **04** - brass, nickelplated,  philslot BHMS **07** - steel, SEMS zincplated  philslot screw 

**Screw Options Blank** - standard screw (steel zincplated,  philslot BHMS) **34**** - #6-32 nickelplated brass philslot BHMS 

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**Note: 34 screws only available with<br>“3” terminal style<br>**----- End of picture text -----**<br>


**Options L1** to **L6** marking options (pg 23) **Covers** - (pg 24) 

**Options L1** to **L6** marking options (pg 23) **Covers** - (pg 24) 

## **A38 Terminal Styles** Inches (Millimeters) 

Wire ready screws standard 

## **B38 Terminal Styles** 

## **Screw Options** 

(Bulk ordering part numbers are in parentheses) 

20 

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