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RE: COVID-19 and Supplier Operation: We are taking every precaution to keep our employees' safe: We are still shipping product and we can ship products overnight if needed. Please read our COVID-19 Action Plan

Single Mode RS232 to Fiber Optic Converter

Model: 232-FIBER-SM - $145.95

Category: Fiber Optic Media Converters



MODEL NUMBERS: 232-FIBER-SM-ST - ST Connector Version
232-FIBER-SM-SC - SC Connector Version
BAUD RATES: From 300 bps To 120,000 bps
CONNECTOR TYPES: DC Input: 2-way Terminal Block, RS-232 Side: DB9 Female and Fiber Side: either 2 X ST or 2 X SC Connectors Depending on Selected Model
DISTANCE: RS-232 Side: 16 ft (5m) and Single Mode Side: 12.4 miles (20km)
DC/AC POWER ADAPTER: Included 5VDC/(100-240VAC 50/60hz US Type A Plug) 500 mA
STATIC PROTECTION: 15KV Electric Static Discharge (ESD) Protection
SURGE PROTECTION: 600W Surge Protection
FIBER OPTIC CABLING: Compatible with Single Mode 8.3/125um, 8.7/125um, 9/125um and 10/125um Fiber Optic Cable
HOUSING: Heavy Duty Steel Housing
DIN RAIL: Free Optional DIN Rail Mounts
WEIGHT: With ST Connector: 8.87oz (251.4 grams)
With SC Connector: 8.73oz (245.3 grams)
DIMENSIONS: With ST Connector: 4.29 X 3.75 X 1.05 in (109.0 X 95.0 X 26.6 mm)
With SC Connector: 3.98 X 3.75 X 1.05 in (101.0 X 95.0 X 26.6 mm)
OPERATING TEMP.: -40ºF to 185ºF (-40ºC to 85ºC)
STORAGE TEMP.: -40ºF to 185ºF (-40ºC to 85ºC)
OPERATING HUMIDITY: 5% To 95% - No Condensation
PRODUCT SAFETY: CE, FCC and RoHS Conformance Certified
QUALITY MANAGEMENT: Manufactured and Distributed to ISO 9001:2015 QMS
RELIABILITY: Low Failure Rate - 99+% Reliability Since Inception
WARRANTY: 5 Year Replacement Warranty

We are a full service company offering the highest quality converters at a low price.



Quality Guarantee - SerialComm converters are low priced, high quality products and made to last a lifetime. They are manufactured in a ISO-9001 certified facility using surface mount technology with lead free components.  All converters are pretested prior to shipment and are fully guaranteed for 5 years.  There are no converters, Commercial or Industrial that surpass SerialComm's quality standards at any price tag. Satisfaction Guarantee - We offer a 100% 30 Day Money Back Guarantee which most companies do not offer.  If for any reason, you 're not satisfied with your purchase within 30 days, you can return it with no penalties.  We will return the full value of the order minus shipping costs. We do not reimburse express shipping fees.  We do not add restocking fees when returning a purchase within 30 days. Manufacturer's WarrantySerialComm offers a 5-year Workmanship Warranty.  We are so confident our product are built to last, within a 5 year period from the time of purchase, if a rare event of a malfunction should occur; we will replace your product for free.  Fill out our RMA form and we will issue you a RMA number for return of your product.   We do not issue refunds after 30 days of purchase. Express Shipping Guarantee - We specialize in shipping express orders on-time.  If FEDEX express shipping is selected before 6:30 PM E.S.T. and the items are in stock; we guarantee that we will get the order delivered to FEDEX on-time for the scheduled express delivery.  If we fail do to so, we will ship you the package the next day and credit you the full value of the order. (LIMITED TO $100 PER ORDER).  Please refer to our Terms for full details.

Free Worldwide Shipping - We offer FREE shipping with all SerialComm products with TRACKING!  Not just to the U.S., we ship our products worldwide for FREE.   Given availability of items, they are shipped the next business day with an ETA of 2-5 days for domestic and 5-15 days for International orders using USPS, FEDEX or DHL couriers.  Express Shipping is extra and shipped the same day ordered.


Sales & Technical Support -We offer sales and technical support by phone, live chat and email 24/7.  Our sales team  provides immediate customer support such as taking orders or assisting in expedited shipping requirements.  If you need technical help, an experienced Electrical Engineer can offer assistance.  Our technical support team can be an invaluable service which we provide for free.


Purchase Orders - We accept purchase orders as well as credit cards and PayPal. We understand that many companies prefer to issue purchase orders rather than using credit cards.  We accept purchase orders with NET 30 terms in most cases.    Not too many companies on the internet are willing to accept purchase orders but we do.  Purchase orders can be faxed or emailed.


Fully Certified - Certifying Data Communication Products is extremely important for compatibility, safety and standards compliance.  All of our products are fully certified and passed CE, FCC and RoHS compliance tests.  These certificates provide confidence that our products are the highest quality while also environmentally safe and compatible with other devices.