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HDB2-1A-3-A1
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We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

Reference price and stock shown as of 2026-11-05. Confirm live availability and unit price via RFQ before placing a PO.

HDB2-1A-3-A1

BATTERY DISCONNECT SPST 300A
Switch Components · Switches · BOM Matching
Mfr. Part Number
HDB2-1A-3-A1
Manufacturer
Switch Components
Datasheet
Datasheet
Description
BATTERY DISCONNECT SPST 300A
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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HDB2-1A-3-A1
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In Stock1,510
Unit
Price
$69.64
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Reference Price
QuantityPrice
1$ 69.6400
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-11-05 · Valid as reference until 2026-11-12 · Request RFQ for live stock.
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Specification Summary

Voltage Rating - DC
24 V
Current Rating (Amps)
300A (DC)
Operating Temperature
-40°C ~ 85°C
Mounting Type
Panel Mount
Circuit
SPST
Illumination
Non-Illuminated
Ingress Protection
IP67 - Dust Tight, Waterproof
Number of Positions
2
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-11-05. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Features
-
Mounting Type
Panel Mount
Operating Temperature
-40°C ~ 85°C
Type
Battery Disconnect
Illumination Type, Color
-
Illumination Voltage (Nominal)
-
Switch Function
On-Off
Circuit
SPST
Current Rating (Amps)
300A (DC)
Illumination
Non-Illuminated
Ingress Protection
IP67 - Dust Tight, Waterproof
Number of Positions
2
Panel Cutout Dimensions
Circular - 18.60mm Dia
Termination Style
Stud
Voltage Rating - AC
-
Voltage Rating - DC
24 V
BATTERY DISCONNECT SPST 300A
Brand Introduction

Selected in 2017 as one of Forbes' Best Small Companies in America and ranked on Inc. magazine's 5,000 Fastest-Growing Companies list, Switch Components (a Triad Components Group brand) is a pioneer in the development and manufacturing of electromechanical switches. Switch Components’ product selection includes rockers, toggles, push-button switches, battery disconnects, ignition switches, solenoids, and trailer connectors.

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Buying FAQ — HDB2-1A-3-A1

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy HDB2-1A-3-A1 from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes HDB2-1A-3-A1. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

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