We may earn a small commission on purchases made through our links.

Find any Amazon.com product's deals and best prices with our free Amazon deal finder and price tracker. Simply paste the product link (URL) or search by name in the box above. You'll get full product information, Deal Score, and all current deals. Shop smarter with the best Amazon deals finder in the USA.

x
Sorry, Something went wrong!
Extech

Extech 380405 Capacitance Substitution Box

✅ In stock
F
Grade
💤 Not a Deal
16.87/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$171.50
Listed $59.99
Analysis Confidence 100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 18, 2026 3:40 AM · Prices & availability subject to change

Is This a Good Price on Amazon?

💤 Not a Deal
  • 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
  • 💰At 26% above its usual rate, this is currently priced higher than what most shoppers have paid.
  • 📉Pricing has not dipped this low in roughly six months, placing this offer among the better deals in that window.
  • ➡️Pricing has held fairly steady, with no strong push in either direction.

How We Scored This Deal

Price Competitiveness 0/28
Recent Value 1.17/22
Market Standing 1.7/20
Deal Strength 10/20
Momentum 4/10

📝 Product Overview

🏪 Sold by Northwest Selling Solutions
📦 Fulfillment Fulfilled by Amazon
🚚 Shipping Free Shipping

Product Details

Includes all hardware necessary to measure earth ground in 3 ranges from 20 to 2000 Ohm
Large dual display with backlight
Test hold function for easy operation
automatic zero adjustment
AC/DC voltage, resistance, and continuity

⚙️ Specifications

Brand
Extech
Power Source
Battery Powered
Style
Capacitance Decade Box
Color
yellow
Item Weight
0.31 kg
Item dimensions L x W x H
5.7 x 4.6 x 1.4 inches
Specification Met
CE, FCC, IEC 61326
Measurement Type
LCR Meter
UPC
793950384053
Manufacturer
Extech
Global Trade Identification Number
00793950384053
F
$171.50
Check Deal →