Clamp Sylte Multimeter DL379B

Name: Clamp Sylte Multimeter DL379B
Brand: UEI
SKU: DL379B
Price: 544.85 USD
Availability: InStock

Part #: DL379B

$544.85

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About this hardware/other

The UEI Clamp Style Multimeter DL379B is a professional-grade digital measuring instrument designed for spa and hot tub electrical diagnostics. This 750VAC-rated clamp meter provides accurate voltage, current, and resistance readings essential for troubleshooting spa electrical systems, pumps, heaters, and control panels.

Built to UEI's exacting standards, this digital multimeter features a convenient clamp design that allows for non-invasive current measurements without breaking electrical connections. The 750VAC rating makes it suitable for standard residential spa electrical systems. At Bubbles Supply, we guarantee exact fit and functionality with our 1-year warranty, plus same-day shipping to get your diagnostic work back on track quickly. Always ensure power is disconnected at the breaker before performing any electrical diagnostics, and consult a qualified electrician for complex electrical troubleshooting on spa systems.

Exact part number

DL379B

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Also known as / Replaces

This part replaces or is interchangeable with:

clamp meter
clamp-style multimeter
digital clamp meter
non-contact ammeter
UEI DL379B

Looking for an older part number? Check our supersession lookup tool

Common symptoms this part fixes

If your spa is showing any of these signs, this part is likely your fix:

Unable to measure voltage on spa control panel
Suspected heater element failure requiring resistance check
Pump motor drawing unknown amperage
Circuit breaker tripping with no clear cause
Control board troubleshooting requiring accurate AC/DC readings

Not sure if this is your problem? Try our diagnostic centre or .

Before you buy — quick checklist

Confirm the DL379B supports the measurement ranges you need (voltage, current, resistance) for your specific diagnostic task
Verify your spa system operates within the 750VAC rating of this meter
Check whether you need DC current measurement capability in addition to AC
Ensure the clamp jaw opening is large enough to fit around the conductors in your spa's wiring harness
Confirm this meter meets the CAT rating required for your electrical environment

Reading the checklist now prevents 90% of returns. Worth the 60 seconds.

Easy — DIY-friendlyTypically No installation required — handheld diagnostic tool

What's in the box

UEI DL379B clamp meter
Test leads
User manual

If your order is missing any items listed above, contact hello@bubblessupply.com within 48 hours of delivery.

Warranty

1 year manufacturer warranty against defects

Covers manufacturing defects. Does not cover improper installation, normal wear, or accidental damage.

Warranty claims: warranty@bubblessupply.com

Perfect Fit Guarantee

Ordered with our help and the part doesn't fit? Contact us before installation. We'll resolve it with an exchange, replacement recommendation, or return approval.

Learn about our Perfect Fit Guarantee →

Shipping

We ship across the US and Canada. US orders ship from our US warehouse to US customers; Canadian orders ship from our Canadian warehouse to Canadian customers — no cross-border shipping, no surprise duties. In-stock orders placed before 3pm CT ship same day. Standard shipping $9.95 flat rate. Free shipping on orders over $200. Express options available at checkout.

Returns

30-day hassle-free returns on unused parts in original packaging. Contact us before returning to receive your RMA number.

Frequently asked questions

Check the Compatibility section above to confirm fitment for your spa brand and model. If your model is not listed, use our fitment selector at /pages/find-my-part or ask our parts AI for a personalized recommendation.

In-stock orders placed before 3pm CT ship the same day. You will receive tracking information by email as soon as your order ships.

We accept returns within 30 days of delivery for unused items in original packaging. Email returns@bubblessupply.com with your order number to start a return. Installed electrical parts cannot be returned for safety reasons.

Yes, all new parts come with a 1-year warranty against manufacturing defects. Warranty does not cover damage from improper installation or normal wear and tear.

Customer reviews

AI Fitment Assistant

Tell us your spa model and we will confirm this part fits before you buy.