Best Insulated Dielectric

3M Peltor X-Series Over-the-Head Earmuffs, NRR 24 dB, One Size Fits Most, Black/Yellow X2A (Pack of 1)

Over-the-head hearing protection with Noise Reduction Rating (NRR) of 24 dB for moderately high noise exposures.
Twin headband design helps reduce heat buildup with good fit and balance.
Wire headband offers comfortable pressure during prolonged usage.
Earcups tilt to ensure a customized fit and comfort for individual users.
Electrically insulated (dielectric) wire headband helps reduce exposure to electrical hazards.

Over-the-head hearing protection with Noise Reduction Rating (NRR) of 22 dB for low to moderate noise exposures.
Twin headband design helps reduce heat buildup with good fit and balance.
Wire headband offers comfortable pressure during prolonged usage.
Earcups tilt to ensure a customized fit and comfort for individual users.
Electrically insulated (dielectric) wire headband helps reduce exposure to electrical hazards.

Protects against arc flash and other electrical hazards with the electrically insulated (dielectric) attachment arms.
Ensures prolonged, consitant protection resulting from durable attachment arms.
Provides high level of protection relative to earcup depth.
Low-profile cup design for improved compatibility with other personal protection equipment (PPE).

Protects against arc flash and other electrical hazards with the electrically insulated (dielectric) attachment arms.
Ensures prolonged, consistent protection resulting from durable attachment arms.
Provides high level of protection relative to earcup depth.
Low-profile cup design for improved compatibility with other personal protection equipment (PPE).

APPLICATION: Dimensions : 18.25" W x 61.60" H x 18.25" L. Perfect size for a maintenance closet, access closet under the stairs, crawl space. Ideal for replacement projects..
DURABILITY: Two magnesium anode rods for extra tank protection. Dielectric heat trap. Heavy gauges steel tank for extra years of trouble-free service. Glass-lined steel tank to help prevent corrosion..
WARRANTY: 10-year tank and parts limited warranty.
EFFICIENCY: HFO foam insulated, reducing fuel costs and increasing energy efficiency. Double heating elements conserve energy. Incoloy elements for a long-lasting unit.
CONVENIENCE: Factory-installed electric hot and cold water connections for extended tank life. Easy-to-use plastic drain valve for maintenance. Factory-installed heat traps reduce heat loss. Temperature and pressure relief valve included. Fully-automatic surface mount thermostats.

Mirror Star Diagonal - 99% Reflectivity；Provides a Comfortable 90 Degree View from your Refractor.
New 2" 90 deg 99% Dielectric Mirror Diagonal for Telescope With 1.25" adapter.
has a 1/10th wave flat optical glass surface.
Both sizes of eyepieces may be used and are protected from dings and scratches that would result from a standard set-screw. This 2" diagonal works....
Dielectric diagonal is especially important.
A standard aluminized diagonal has about 92% reflectance.
And this decreases with time as the aluminum....
For the vast majority of the visible spectrum.
the reflectance does not vary more than about 0.1% below 100%.
And the dielectric surface does not age....

APPLICATION: Dimensions: 26.25" W x 34.50" H x 26.25" L. Perfect size for a maintenance closet, access closet under the stairs, crawl space. Ideal for replacement projects..
DURABILITY: Two magnesium anode rods for extra tank protection. Dielectric heat trap. Heavy gauges steel tank for extra years of trouble-free service. Glass-lined steel tank to help prevent corrosion..
WARRANTY: 10-year tank and parts limited warranty.
EFFICIENCY: HFO foam insulated, reducing fuel costs and increasing energy efficiency. Double heating elements conserve energy. Incoloy elements for a long-lasting unit.
CONVENIENCE: Factory-installed electric hot and cold water connections for extended tank life. Easy-to-use plastic drain valve for maintenance. Factory-installed heat traps reduce heat loss. Temperature and pressure relief valve included. Fully-automatic surface mount thermostats.

YOLOtek (Veteran owned) dielectric grease. Perfect solution for lubricating & protecting electrical connectors against corrosion. Made of high quality silicone which is resistant to high temperatures..
A high-quality dielectric grease for electrical connectors. For batteries, spark plugs, fish finders, navlight port & more! Long-lasting formula. Silicone grease keeps contacts clean & corrosion free..
Professional-grade dielectric grease is a perfect use for battery terminals. It is a long-lasting silicone grease that protects your terminals from corrosion & ensures optimal electrical conductivity..
Easy Application: Trim tip to the right application for the job & save the rest for later. YOLOtek's silicone dielectric grease is easy to apply & will last a long time. (ONLY 169).
Automotive & Marine: Hundreds of uses like spark plugs, trailer hitches, battery terminals. -67F to 482F (-55~250°C) YOLOtek's silicone dielectric grease will keep you well-protected! US Veteran Owned.

APPLICATION: Dimensions : 22.25" W x 48.75" H x 22.25" LPerfect size for a maintenance closet, access closet under the stairs, crawl space. Ideal for replacement projects..
DURABILITY: Two magnesium anode rods for extra tank protection. Dielectric heat trap. Heavy gauges steel tank for extra years of trouble-free service. Glass-lined steel tank to help prevent corrosion..
WARRANTY: 10-year tank and parts limited warranty.
EFFICIENCY: HFO foam insulated, reducing fuel costs and increasing energy efficiency. Double heating elements conserve energy. Incoloy elements for a long-lasting unit.
CONVENIENCE: Factory-installed electric hot and cold water connections for extended tank life. Easy-to-use plastic drain valve for maintenance. Factory-installed heat traps reduce heat loss. Temperature and pressure relief valve included. Fully-automatic surface mount thermostats.