SKU: 64404298531

MidNite Solar Surge Protector 300V - MNSPD-300-AC

Sale price$107.10 Regular price$119.00
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Description

MidNite Solar Surge Protector 300V - MNSPD-300-ACThe MidNite Solar 300V AC Surge Protector Device (MNSPD 300 AC) is a Type 1 device per UL1449 rev3 and has an outdoor rating of Type 4X for outdoor use. Designed for AC systems, it provides protection for 120 VAC and 120 240 VAC circuits, service panels, and load centers. Made in the USA with a 5 year warranty. Key Features & Benefits Type 1 Surge Protection: UL1449 4th Edition Type 1 device suitable for indoor and outdoor applications at the service

The MidNite Solar 300V AC Surge Protector Device (MNSPD-300-AC) is a Type 1 device per UL1449 rev3 and has an outdoor rating of Type 4X for outdoor use. Designed for AC systems, it provides protection for 120 VAC and 120/240 VAC circuits, service panels, and load centers. Made in the USA with a 5-year warranty.


Key Features & Benefits

Type 1 Surge Protection: UL1449 4th Edition Type 1 device suitable for indoor and outdoor applications at the service entrance or where directly connected to protected equipment.

300V AC Rating: Nominal voltage 0-250 VAC, making it ideal for 120V and 120/240 VAC circuits, service entrance panels, and load centers.

Type 4X Outdoor Rating: Weather-resistant enclosure rated for outdoor use, providing protection against rain, dust, and corrosion.

80kA Surge Current Rating: High-capacity surge protection with 80kA surge current per phase to handle near lightning strikes.

Diagnostic Blue LED: LED indicators show when voltage is present between L1 + ground and L2 + ground, confirming proper operation at a glance.

Thermal Disconnector with Internal Fuse: Individually fused MOVs with thermal disconnection for added safety.

Fast Response Time: Responds in less than 1 microsecond to clamp surge voltages before they can damage equipment.

ETL Listed: Certified for use in both the US and Canada.

Made in USA: Proudly manufactured in the United States.

5-Year Warranty: Backed by MidNite Solar's 5-year limited warranty.


Technical Specifications

Specification Detail
Manufacturer MidNite Solar
Model MNSPD-300-AC
Type UL1449 4th Edition Type 1
Nominal Voltage 0-250 VAC
MCOV 470V
VPR Line to Ground 1200V
Surge Current Rating 80kA per phase
Short Circuit Current Rating 10kA
Response Time <1 microsec
Energy Absorption 3130 J (Full Device), 1560 J (Each Section)
Configuration 1Ø, 3-wire (2 legs)
Enclosure Rating Type 4X (Outdoor)
Enclosure Material Polycarbonate UL94V-0
Connection Method #12 AWG leads
Mounting 1/2" conduit knockout
Diagnostics Blue status LED (one per leg)
Operating Temperature -40°C to +85°C (-40°F to +185°F)
Dimensions 4.4"L × 3.8"W × 3.5"D
Weight 1 lb
Certifications UL 1449, ETL Listed for US & Canada
Warranty 5 years
Origin Made in USA

Product Documents

Installation Manual: Download PDF

Spec Sheet: Download PDF

Brochure (Spanish): Download PDF

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 64404298531

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4.3 ★★★★★
Based on 21 reviews
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Product Reviews
D
Verified Purchase
David D.k
Birmingham, US
★★★★★ 5
Finally a mount for my truck!
2015 Toyota Tacoma Prerunner. I've tried many different mounts - ones that stuck to the dash, stuck to the windshield, one that mounted in the cup holder in the console. They all were bad in their own way. This Offroam mount finally got it right. Easy installation - and when I say SOLID hold I mean it. No movement, no rattle, do creaking sound, etc, etc. I was very skeptical of the one-handed use getting the phone in and out but it's really a genius design. Seriously - I just got it, so can't really speak to longevity yet. Judging by the design and quality of parts, I'll say it will be the last mount I ever purchase for this truck. Pay the extra, and be happy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 12, 2026
S
Verified Purchase
SamsMommy
Massapequa, US
★★★★★ 5
Great Quality, Perfect Fit
2015 Tacoma. This fit perfectly and is solid. Last/Different one I had on another vehicle broke one of my vent dividers. That can't happen with this design. Worth the money. Would absolutely recommend.
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Reviewed in the United States on April 3, 2026
D
Verified Purchase
David
Cuba, US
★★★★★ 5
Well build and functions nicely
The products build quality is excellent; in fact, its far superior to this product's competitor, "Batdiary". This mount stays locked in place when i use one hand to mount my phone or remove it. Also, the internal mechanism is much nicer than the Batdiary one and feels like it has tighter and more accurate machining tolerances which should prevent it from rattling like its competitor's did after a couple weeks use. I highly recommend this product, it is worth the high price tag!
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Reviewed in the United States on November 6, 2025
H
Verified Purchase
Hawapino
Grantham, US
★★★★★ 4
Buy once, cry once
This Offroam phone mount is not the cheapest option, but it is easily the most functional and sturdy one available, especially for second-generation Toyota Tacomas. I went through several plastic phone mounts before this and should have bought this one from the start to save both money and frustration. Installation was very simple, and it is even easier to use day to day. I like that this mount uses adjustable arms to grip the phone rather than relying on MagSafe. It keeps my phone secure even on rough terrain and offers plenty of flexibility for positioning the phone exactly where you want it.
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Reviewed in the United States on January 25, 2026
J
Verified Purchase
Jason Lefebvre
Battle Creek, US
★★★★★ 5
Top notch mount with high build quality
I love it when I take a chance and spend some extra money hoping for a quality product - and it actually pans out. I bought this for my 2nd gen Toyota Tacoma (2014). The install was fast. Instructions were clear. The mount is ROCK solid and has two points of articulation so I can position my phone well. I couldn't ask for a better product. The price I paid was a little steep for a mount, but if you demand quality then look no further.
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Reviewed in the United States on October 21, 2025

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