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B&B Electronics

B&B Electronics PCWDT Watchdog Timer Card 8-Bit ISA DB25 Reset 3719R1

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SKU:
43835
MPN:
PCWDT
Condition:
Used
Availability:
Usually ships within 1-2 business days.
Weight:
1.00 LBS
Shipping:
Calculated at Checkout
  • B&B Electronics PCWDT 8-bit ISA watchdog timer card with DB25 connector and full-height bracket – angled front view
  • B&B Electronics PCWDT ISA watchdog timer card 3719R1 – PCB rear side showing part number label and FCC notice
  • B&B Electronics PCWDT PCB close-up showing brand silkscreen, Ottawa Illinois address, model name, and reset jumper JP1
  • B&B Electronics PCWDT ISA watchdog timer card – full top-down front view showing component layout and DB25 bracket
  • B&B Electronics PCWDT DB25 25-pin D-Sub connector close-up on ISA card bracket
$18.00
Was: $40.00
Current Stock: 1

Sold Out

Description

B&B Electronics PCWDT Watchdog Timer Card 8-Bit ISA DB25 Reset 3719R1

Hardware watchdog timer card for 8-bit ISA bus computers. Monitors system operation and triggers a CPU reset if the system becomes unresponsive or hangs.

Specifications & What's Included

  • Model: PCWDT (MPN 3719R1)
  • Bus Interface: 8-bit ISA (compatible with 16-bit ISA slots)
  • Connector: DB25 (25-pin D-Sub)
  • Function: Hardware watchdog timer with CPU reset capability
  • Power: Supplied via ISA bus slot
  • Includes: Card only
  • Manufactured: United States

Applications

Watchdog timer cards were commonly used in industrial control systems, telecommunications equipment, and server environments where system uptime and automatic recovery from hangs were critical. This card is compatible with legacy PCs and embedded systems using 8-bit or 16-bit ISA bus slots. Typical applications included unattended servers, SCADA systems, and communications infrastructure that required automatic restart capability without manual intervention.

Condition: Used
This B&B Electronics PCWDT Watchdog Timer Card (3719R1) has been inspected and is in good used condition. It was pulled from a working environment where it was actively in use and functional. The PCB shows typical light wear consistent with normal service life; no visible damage to the card, connector pins, or bracket. Please view our photo set and contact us if you have any questions.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
B&B Electronics
Model:
PCWDT
MPN:
3719R1
SKU:
43835
Type:
Watchdog Timer Card
Bus Interface:
8-Bit ISA
Connector Type:
DB25 (25-pin D-Sub)
Form Factor:
ISA Expansion Card
Function:
Hardware Watchdog Timer / CPU Reset
Country/Region of Manufacture:
United States
Condition:
Used – Pulled from Working Environment
Seller Notes:
Card only; pulled from a working environment where it was in use.
Compatible With:
PCs with 8-bit or 16-bit ISA bus slots
Power Requirements:
Supplied via ISA bus slot
Condition Notes:
B&B Electronics PCWDT ISA watchdog timer card (3719R1) inspected and in good used condition. Pulled from a working environment where it was in use and functional. No visible damage.
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