SKU: 7581577996

Go Power! Slim 100W 12V Expansion Kit - GP-SLIM-100-E

Sale price$93.60 Regular price$104.00
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Description

Go Power! Slim 100W 12V Expansion Kit - GP-SLIM-100-EThe Go Power! Silver SLIM 100E Expansion Kit adds another 100 watts of solar power to your existing SLIM 100W Solar Kit, allowing your off grid system to grow as your power needs increase. This expansion kit includes a high efficiency 100W monocrystalline solar panel with a space saving slim profile, plus all mounting hardware and MC4 solar branch connectors for quick, reliable parallel wiring to your existing solar module. Compatible with all Go

The Go Power! Silver SLIM 100E Expansion Kit adds another 100 watts of solar power to your existing SLIM 100W Solar Kit, allowing your off-grid system to grow as your power needs increase. This expansion kit includes a high-efficiency 100W monocrystalline solar panel with a space-saving slim profile, plus all mounting hardware and MC4 solar branch connectors for quick, reliable parallel wiring to your existing solar module. Compatible with all Go Power! Solar Expansion kits (100 watts or higher), it is ideal for RVs, vans, and boats seeking to expand their battery charging capacity for longer off-grid adventures.


Key Features & Benefits

Expand Your Existing System: Adds another 100 watts of solar power to your SLIM 100W Solar Kit, increasing total charging capacity for longer off-grid stays and higher daily power consumption.

Slim, Space-Saving Design: The low-profile 100W solar panel measures only 13.98 x 60.24 x 1.58 inches, making it ideal for RVs, vans, and boats with limited roof space – even fitting around AC units.

Easy Parallel Expansion: Includes MC4 solar branch connectors (Y-connectors) for simple, reliable parallel wiring between your existing panel and this expansion panel – no additional controller or complex wiring needed.

High-Efficiency Monocrystalline Cells: Delivers 100 watts of power with 15.34% module efficiency, providing reliable charging even in low-light conditions.

Durable Construction: Features a marine-grade anodized aluminum frame (silver or black powder-coated options) and high-transmissivity tempered glass, built to withstand extreme weather.

Complete Mounting Hardware: Includes all necessary mounting feet, bolts, nuts, washers, and screws for secure installation on your RV roof.

Compatible with All Go Power! Solar Kits: Works with any Go Power! Solar Kit – 100 watts or higher – allowing you to mix and match expansion panels as your system grows.

25-Year Solar Panel Warranty: Backed by a 25-year limited warranty on solar panel output power.

Maintenance-Free: Designed for decades of reliable, maintenance-free operation in off-grid environments.


Technical Specifications – Solar Panel

Specification Detail
Manufacturer Go Power!
Model GP-SLIM-100-E
Output Power 100 W
Rated Current (Imp) 4.73 A
Rated Voltage (Vmp) 21.5 V
Open Circuit Voltage (Voc) 25.4 V
Short Circuit Current (Isc) 4.99 A
Module Efficiency 15.34%
Cell Type Monocrystalline
Frame Type Silver anodized aluminum (black powder-coated option available)
Max System Voltage 1000 VDC
Connectivity MC4 solar branch connectors (parallel wiring)
Certifications CE
Warranty (Power Output) 25 years limited

Mechanical Specifications – Solar Panel

Specification Detail
Dimensions (W x H x D) 13.98 x 60.24 x 1.58 in (355 x 1530 x 40 mm)
Weight 14.3 lbs (6.4 kg)
Frame Material Clear anodized aluminum (or black powder-coated option)
Glass High-transmissivity tempered glass

Kit Contents

Item Quantity
100W Monocrystalline Solar Panel (silver frame) 1
Solar Panel Mounting Feet 4
1/4" Bolts, Lock Nuts, and Washers Set
#10-16 x 1" Screws Set
MC4 Solar Branch Connectors (parallel wiring) Set

Product Documents

Spec Sheet (Overlander / Retreat / SLIM): Download PDF

User Manual (RV Solar Kits Systems): 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:
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Exchange/Return Notes
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SKU: 7581577996

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4.3 ★★★★★
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Verified Purchase
J. saroukhan
Alexandria, US
★★★★★ 5
Well made , gym quality
Style: 10 Pound, Pair
Color is nice and bright . The weights grips are good they do not slip . Prices reflect quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
K
Verified Purchase
Kim Wood
New York, US
★★★★★ 5
Good purchase
Style: 3 Pound, Pair
These are just the right weight for me to start gaining muscle back in my arms, after a large weight loss. They are of good quality, they are covered in a nice rubber like coating that is soft to the touch. They are small enough that i can take them with me when I travel. My dog has got hold of them a couple times and played with them, and they held up just fine without any damage.
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Reviewed in the United States on April 28, 2026
K
Verified Purchase
Ky Mogg
Massapequa, US
★★★★★ 5
Solid, grippy, and they don’t roll away!
Style: 10 Pound, Pair
I bought these because I’m finally trying to build a consistent home workout routine and didn't want to drop a fortune on name-brand weights. I’ve been using this 10lb pair for about a month now for everything from overhead presses to lunges, and honestly, they’re exactly what I was looking for. The Pros: • That Neoprene Grip: The coating is fantastic. Even when my hands get pretty sweaty halfway through a workout, I don’t feel like I’m going to drop them. It’s a much "softer" feel than cold metal or hard plastic. • The Hex Shape: This is a small detail that makes a huge difference. Since the ends are hexagonal, they don't roll across the floor when I set them down between sets. They also stay put if I’m using them for "renegade rows" or floor work. • Compact Size: They aren’t bulky. I can easily shove them under my bed or in the corner of the closet when I’m done. • No Weird Odor: I was worried they might smell like a tire factory (which happens with some rubber-coated weights), but these had almost no scent right out of the box. The Cons: • Handle Diameter: The handles are a little on the thicker side. I have medium-sized hands and it’s fine, but if you have very small hands, they might feel a bit chunky to wrap your fingers all the way around. • Color Scuffs: The navy blue looks great, but if you clank them together or drop them on concrete, the coating can scuff or show dust pretty easily. The Verdict: If you just need a reliable set of weights for HIIT, Pilates, or general strength training, these are a no-brainer. You're basically getting gym-quality equipment for a fraction of the price. I’ll probably be back for the 15lb set in a few months!
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Reviewed in the United States on January 27, 2026
D
Verified Purchase
Diamond Butterfly
Waukegan, US
★★★★★ 5
Love my mat!
Color: Pink, Style: 1/2 Inch
I’m new to stretching and recovery classes, and there is a lot of floor work. I was using the gym mats, but my knees, lower back, and glutes were hurting from being on the floor. This mat is the perfect thickness and feels wonderful during floor exercises. It gives me the extra cushion I need without being difficult to use. It’s also lightweight, durable, easy to clean, and easy to roll up for transport. The pink makes me smile. That said , the mat makes the classes more enjoyable.
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Reviewed in the United States on May 2, 2026
R
Verified Purchase
RA
Birmingham, US
★★★★★ 5
Great value
Color: Aqua, Style: 1-Inch
Perfect exercise mat. It is nice and thick, and comfortable to kneel and lay on. Can't comment on durability, but so far, so good. Recommended.
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Reviewed in the United States on May 14, 2026

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