Triplett SLM400-CAL-NIST Professional Sound Level Calibrator - 94/114dB for 1/2" Microphones with Certificate of Traceability to NIST

★★★★★ 4.7 83 reviews

$409.99
Price when purchased online
Free shipping Free 30-day returns

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$409.99
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Jun 23
Free
Pickup
Check nearby
Delivery
Not available

Free 30-day returns Details

Product details

Management number 229691271 Release Date 2026/05/31 List Price $164.00 Model Number 229691271
Category

The Triplett SLM400-CAL-NIST Sound Level Calibrator with Certificate of Traceability to NIST is a reference tool used to verify and adjust the accuracy of the sound level meter, ensuring reliable and accurate sound measurements. It fits 1/2" diameter microphones and has a selectable 94dB and 114dB output with ±0.5dB accuracy. Calibrator output frequency is ±4% @1kHz. Includes 9V battery. 2-year warranty.

  • Certificate of Calibration from the National Institute of Standards and Technology (NIST) to achieve the highest possible levels of measurement quality; Calibration can take 11-15 business days
  • Reliable Sound Level Calibration – Designed to verify and adjust sound level meters, ensuring accurate and dependable noise measurements in professional environments
  • Dual Output Levels for Flexibility – Selectable 94 dB and 114 dB output allows calibration across multiple measurement ranges and applications
  • Precision Accuracy Performance – Delivers ±0.5 dB accuracy with output frequency ±4% at 1 kHz for consistent and trustworthy calibration results
  • Portable and Ready to Use – Compact design includes a 9V battery for immediate operation and is backed by a 2 year warranty
ASIN B0H1TRBMTV
Batteries 1 9V batteries required. (included)
Item Weight 9.8 ounces
Manufacturer Triplett Test Equipment and Tools
Item model number SLM400-CAL-NIST
Product Dimensions 6.7 x 3 x 2.4 inches

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.7 out of 5
★★★★★
83 ratings | 34 reviews
How item rating is calculated
View all reviews
5 stars
86% (71)
4 stars
2% (2)
3 stars
1% (1)
2 stars
1% (1)
1 star
10% (8)
Sort by

There are currently no written reviews for this product.